LENOVO Z40 75 User Manual

Lenovo G40-30/G40-45/  
G40-70/G40-70m/Z40-70/  
Z40-75/G40-80  
Hardware  
Maintenance  
Manual  
Contents  
1050 PCI Express Mini Card for wireless LAN .....39  
1060 DIMM.......................................................41  
1070 Fan assembly ..........................................42  
1080 Keyboard .................................................44  
1090 Keyboard bezel......................................... 47  
1100 USB&audio board ....................................50  
1110 System board ............................................ 52  
1120 Heat sink assembly..................................55  
1130 Speakers and DC-in cable.......................56  
1140 LCD unit...................................................58  
1150 LCD front bezel, LCD panel, and hinges .....60  
1160 Camera ....................................................63  
1170 LCD cable and antenna assembly...........65  
Locations...................................................... 66  
Front view and right-side view..........................66  
Bottom and Left-side view ...............................67  
Parts list........................................................ 68  
Overall ..............................................................69  
LCD FRUs ........................................................79  
Keyboard ..........................................................81  
Miscellaneous parts..........................................83  
AC adapters......................................................84  
Screws..............................................................84  
Power cords......................................................85  
About this manual ....................................... iv  
Safety information........................................ 1  
General safety................................................ 2  
Electrical safety .............................................. 3  
Safety inspection guide .................................. 5  
Handling devices that are sensitive to  
electrostatic discharge.................................... 6  
Grounding requirements................................. 6  
Safety notices: multilingual translations.......... 7  
Laser compliance statement......................... 14  
Important service information................... 16  
Strategy for replacing FRUs......................... 16  
Strategy for replacing a hard disk drive............17  
Important notice for replacing a system board .....17  
Important information about replacing  
RoHS compliant FRUs ................................. 18  
General checkout ...................................... 19  
What to do first ............................................. 20  
Power system checkout................................ 21  
Checking the AC adapter .................................21  
Checking operational charging.........................21  
Checking the battery pack................................22  
Notices......................................................... 88  
Trademarks .................................................. 89  
Related service information ...................... 23  
Restoring the factory contents by using  
OneKey Recovery ........................................ 23  
Restore of factory default .................................23  
Passwords.................................................... 24  
Power-on password..........................................24  
Hard-disk password..........................................24  
Administrator password....................................24  
Power management ..................................... 25  
Screen blank state............................................25  
Putting the computer to sleep or  
shutting it down.................................................25  
Putting your computer to sleep.........................25  
Shutting down the computer.............................25  
Lenovo G40-30/G40-45/G40-70/G40-70m/  
Z40-70/Z40-75/G40-80................................. 26  
Specifications ............................................... 26  
Status indicators........................................... 29  
Hotkeys......................................................... 30  
FRU replacement notices............................. 31  
Screw notices ..................................................31  
Removing and replacing an FRU ................. 32  
1010 Battery pack.............................................33  
1020 Base cover...............................................34  
1030 Optical drive.............................................36  
1040 Hard disk drive.........................................37  
iii  
About this manual  
This manual contains service and reference information for the following  
Lenovo product:  
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
Use this manual to troubleshoot problems.  
The manual is divided into the following sections:  
The common sections provide general information, guidelines, and safety  
information required for servicing computers.  
The product-specific section includes service, reference, and product-specific  
parts information.  
Important:  
This manual is intended only for trained servicers who are familiar with Lenovo  
products. Use this manual to troubleshoot problems effectively.  
Before servicing a Lenovo product, make sure to read all the information under  
iv  
Safety information  
Safety information  
This chapter presents the following safety information that you need to get  
familiar with before you service a Lenovo G40-30/G40-45/G40-70/G40-70m/  
Z40-70/Z40-75/G40-80 computer:  
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G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
General safety  
Follow these rules below to ensure general safety:  
Observe a good housekeeping in the area where the machines are put  
during and after the maintenance.  
When lifting any heavy object:  
1. Make sure that you can stand safely without slipping.  
2. Distribute the weight of the object equally between your feet.  
3. Use a slow lifting force. Never move suddenly or twist when you attempt  
to lift it.  
4. Lift it by standing or pushing up with your leg muscles; this action could  
avoid the strain from the muscles in your back. Do not attempt to lift any  
object that weighs more than 16 kg (35 lb) or that you think is too heavy  
for you.  
Do not perform any action that causes hazards to the customer, or that  
makes the machine unsafe.  
Before you start the machine, make sure that other service representatives  
and the customer are not in a hazardous position.  
Please remove covers and other parts in a safe place, away from all  
personnel, while you are servicing the machine.  
Keep your toolcase away from walk areas so that other people will not trip  
over it.  
Do not wear loose clothing that can be trapped in the moving parts of the  
machine. Make sure that your sleeves are fastened or rolled up above your  
elbows. If your hair is long, fasten it.  
Insert the ends of your necktie or scarf inside clothing or fasten it with the  
nonconductive clip, about 8 centimeters (3 inches) from the end.  
Do not wear jewelry, chains, metal-frame eyeglasses, or metal fasteners for  
your clothing.  
Attention: Metal objects are good electrical conductors.  
Wear safety glasses when you are hammering, drilling, soldering, cutting  
wire, attaching springs, using solvents, or working in any other conditions  
that may be hazardous to your eyes.  
After service, reinstall all safety shields, guards, labels, and ground wires.  
Replace any safety device that is worn or defective.  
Reinstall all covers correctly before returning the machine to the customer.  
Fan louvers on the machine help to prevent the overheating of internal  
components. Do not obstruct fan louvers or cover them with labels or  
stickers.  
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Safety information  
Electrical safety  
Observe the following rules when working on electrical equipments.  
Important:  
Use only approved tools and test equipments. Some hand tools have handles  
covered with a soft material that does not insulate you when working with live  
electrical currents.  
Many customers have rubber floor mats near their machines that contain small  
conductive fibers to decrease electrostatic discharges. Do not use such kind of mat  
to protect yourself from electrical shock.  
Find the room emergency power-off (EPO) switch, disconnecting switch or  
electrical outlet. If an electrical accident occurs, you can then operate the  
switch or unplug the power cord quickly.  
Do not work alone under hazardous conditions or near the equipment that  
has hazardous voltages.  
Disconnect all power before:  
Performing a mechanical inspection  
Working near power supplies  
Removing or installing main units  
Before you start to work on the machine, unplug the power cord. If you  
cannot unplug it, ask the customer to power-off the wall box that supplies  
power to the machine, and to lock the wall box in the off position.  
If you need to work on a machine that has exposed electrical circuits,  
observe the following precautions:  
Ensure that another person, familiar with the power-off controls, is near  
you.  
Attention: Another person must be there to switch off the power, if  
necessary.  
Use only one hand when working with powered-on electrical equipment;  
keep the other hand in your pocket or behind your back.  
Attention: An electrical shock can occur only when there is a complete  
circuit. By observing the above rule, you may prevent a current from  
passing through your body.  
When using testers, set the controls correctly and use the approved  
probe leads and accessories for that tester.  
Stand on suitable rubber mats (obtained locally, if necessary) to insulate  
you from grounds such as metal floor strips and machine frames.  
Observe the special safety precautions when you work with very high voltages;  
instructions for these precautions are in the safety sections of maintenance  
information. Be extremely careful when you measure the high voltages.  
Regularly inspect and maintain your electrical hand tools for safe operational  
condition.  
Do not use worn or broken tools and testers.  
Never assume that power has been disconnected from a circuit. First, check  
it to make sure that it has been powered off.  
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G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Always look carefully for possible hazards in your work area. Examples of  
these hazards are moist floors, nongrounded power extension cables, power  
surges, and missing safety grounds.  
Do not touch live electrical circuits with the reflective surface of a plastic  
dental mirror. The surface is conductive; such touching can cause personal  
injury and machine damage.  
Do not service the following parts with the power on when they are removed  
from their normal operating places in a machine:  
Power supply units  
Pumps  
Blowers and fans  
Motor generators  
and similar units. (This practice ensures correct grounding of the units.)  
If an electrical accident occurs:  
Caution: do not become a victim yourself.  
Switch off the power.  
Send the victim to get medical aid.  
4
Safety information  
Safety inspection guide  
The purpose of this inspection guide is to assist you in identifying potential  
unsafe conditions. As each machine was designed and built, required safety  
items were installed to protect users and service personnel from injury. This  
guide addresses only those items. You should use good judgment to identify  
potential safety hazards according to the attachment of non-Lenovo features or  
options not covered by this inspection guide.  
If any unsafe conditions are present, you must determine how serious the  
apparent hazard could be and whether you can continue without first correcting  
the problem.  
Consider these conditions and the safety hazards they present:  
Electrical hazards, especially primary power (primary voltage on the frame  
can cause serious or fatal electrical shock)  
Explosive hazards, such as a damaged CRT face or a bulging capacitor  
Mechanical hazards, such as loose or missing hardware  
To determine whether there are any potential unsafe conditions, use the  
following checklist at the beginning of every service task. Begin the checks with  
the power off, and the power cord disconnected.  
Checklist:  
1. Check exterior covers for damage (loose, broken, or sharp edges).  
2. Turn off the computer. Disconnect the power cord.  
3. Check the power cord for:  
a. A third-wire ground connector in good condition. Use a meter to measure  
third-wire ground continuity for 0.1 ohm or less between the external  
ground pin and the frame ground.  
b. The power cord should be the type specified in the parts list.  
c. Insulation must not be frayed or worn.  
4. Check for cracked or bulging batteries.  
5. Remove the cover.  
6. Check for any obvious non-Lenovo alterations. Use good judgment as to the  
safety of any non-Lenovo alterations.  
7. Check inside the unit for any obvious unsafe conditions, such as metal  
filings, contamination, water or other liquids, or signs of fire or smoke  
damage.  
8. Check for worn, frayed, or pinched cables.  
9. Check that the power-supply cover fasteners (screws or rivets) have not  
been removed or tampered with.  
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G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Handling devices that are sensitive to electrostatic discharge  
Any computer part containing transistors or integrated circuits (ICs) should be  
considered sensitive to electrostatic discharge (ESD). ESD damage can occur  
when there is a difference in charge between objects. Protect against ESD  
damage by equalizing the charge so that the machine, the part, the work mat,  
and the person handling the part are all at the same charge.  
Notes:  
1. Use product-specific ESD procedures when they exceed the requirements  
noted here.  
2. Make sure that the ESD protective devices you use have been certified (ISO  
9000) as fully effective.  
When handling ESD-sensitive parts:  
Keep the parts in protective packages until they are inserted into the product.  
Avoid contact with other people.  
Wear a grounded wrist strap against your skin to eliminate static on your  
body.  
Prevent the part from touching your clothing. Most clothing is insulative and  
retains a charge even when you are wearing a wrist strap.  
Use the black side of a grounded work mat to provide a static-free work  
surface. The mat is especially useful when handling ESD-sensitive devices.  
Select a grounding system, such as those listed below, to provide protection  
that meets the specific service requirement.  
Note:  
The use of a grounding system to guard against ESD damage is desirable but not  
necessary.  
Attach the ESD ground clip to any frame ground, ground braid, or green-  
wire ground.  
When working on a double-insulated or battery-operated system, use an  
ESD common ground or reference point. You can use coax or connector-  
outside shells on these systems.  
Use the round ground prong of the ac plug on ac-operated computers.  
Grounding requirements  
Electrical grounding of the computer is required for operator safety and correct  
system function. Proper grounding of the electrical outlet can be verified by a  
certified electrician.  
6
   
Safety information  
Safety notices: multilingual translations  
The safety notices in this section are provided in English, French, German,  
Hebrew, Italian, Japanese, and Spanish.  
Safety notice 1  
Before the computer is powered on after FRU replacement, make sure all screws,  
springs, and other small parts are in place and are not left loose inside the  
computer. Verify this by shaking the computer and listening for rattling sounds.  
Metallic parts or metal flakes can cause electrical shorts.  
Avant de remettre l’ordinateur sous tension après remplacement d’une unité en  
clientèle, vérifiez que tous les ressorts, vis et autres pièces sont bien en place et  
bien fixées. Pour ce faire, secouez l’unité et assurez-vous qu’aucun bruit suspect  
ne se produit. Des pièces métalliques ou des copeaux de métal pourraient causer  
un court-circuit.  
Bevor nach einem FRU-Austausch der Computer wieder angeschlossen wird,  
muß sichergestellt werden, daß keine Schrauben, Federn oder andere Kleinteile  
fehlen oder im Gehäuse vergessen wurden. Der Computer muß geschüttelt und auf  
Klappergeräusche geprüft werden. Metallteile oder-splitter können Kurzschlüsse  
erzeugen.  
Prima di accendere l’elaboratore dopo che é stata effettuata la sostituzione di una  
FRU, accertarsi che tutte le viti, le molle e tutte le altri parti di piccole dimensioni  
siano nella corretta posizione e non siano sparse all’interno dell’elaboratore.  
Verificare ciò scuotendo l’elaboratore e prestando attenzione ad eventuali rumori;  
eventuali parti o pezzetti metallici possono provocare cortocircuiti pericolosi.  
Antes de encender el sistema despues de sustituir una FRU, compruebe que  
todos los tornillos, muelles y demás piezas pequeñas se encuentran en su sitio  
y no se encuentran sueltas dentro del sistema. Compruébelo agitando el sistema  
y escuchando los posibles ruidos que provocarían. Las piezas metálicas pueden  
causar cortocircuitos eléctricos.  
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G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Safety notice 2  
DANGER  
Some standby batteries contain a small amount of nickel and cadmium. Do not  
disassemble a standby battery, recharge it, throw it into fire or water, or short-  
circuit it. Dispose of the battery as required by local ordinances or regulations.  
Use only the battery in the appropriate parts listing. Use of an incorrect battery can  
result in ignition or explosion of the battery.  
Certaines batteries de secours contiennent du nickel et du cadmium. Ne les  
démontez pas, ne les rechargez pas, ne les exposez ni au feu ni à l’eau. Ne  
les mettez pas en court-circuit. Pour les mettre au rebut, conformez-vous à la  
réglementation en vigueur. Lorsque vous remplacez la pile de sauvegarde ou celle  
de l’horloge temps réel, veillez à n’utiliser que les modèles cités dans la liste de  
pièces détachées adéquate. Une batterie ou une pile inappropriée risque de prendre  
feu ou d’exploser.  
Die Bereitschaftsbatterie, die sich unter dem Diskettenlaufwerk befindet,  
kann geringe Mengen Nickel und Cadmium enthalten. Sie darf nicht zerlegt,  
wiederaufgeladen, kurzgeschlossen, oder Feuer oder Wasser ausgesetzt werden.  
Bei der Entsorgung die örtlichen Bestimmungen für Sondermüll beachten. Beim  
Ersetzen der Bereitschafts-oder Systembatterie nur Batterien des Typs verwenden,  
der in der Ersatzteilliste aufgeführt ist. Der Einsatz falscher Batterien kann zu  
Entzündung oder Explosion führen.  
Alcune batterie di riserva contengono una piccola quantità di nichel e cadmio.  
Non smontarle, ricaricarle, gettarle nel fuoco o nell’acqua né cortocircuitarle.  
Smaltirle secondo la normativa in vigore (DPR 915/82, successive disposizioni e  
disposizioni locali). Quando si sostituisce la batteria dell’RTC (real time clock) o  
la batteria di supporto, utilizzare soltanto i tipi inseriti nell’appropriato Catalogo  
parti. L’impiego di una batteria non adatta potrebbe determinare l’incendio o  
l’esplosione della batteria stessa.  
Algunas baterías de reserva contienen una pequeña cantidad de níquel y cadmio.  
No las desmonte, ni recargue, ni las eche al fuego o al agua ni las cortocircuite.  
Deséchelas tal como dispone la normativa local. Utilice sólo baterías que se  
encuentren en la lista de piezas. La utilización de una batería no apropiada puede  
provocar la ignición o explosión de la misma.  
8
Safety information  
Safety notice 3  
DANGER  
The battery pack contains small amounts of nickel. Do not disassemble it, throw  
it into fire or water, or short-circuit it. Dispose of the battery pack as required by  
local ordinances or regulations. Use only the battery in the appropriate parts listing  
when replacing the battery pack. Use of an incorrect battery can result in ignition  
or explosion of the battery.  
La batterie contient du nickel. Ne la démontez pas, ne l’exposez ni au feu ni à l’eau.  
Ne la mettez pas en court-circuit. Pour la mettre au rebut, conformez-vous à la  
réglementation en vigueur. Lorsque vous remplacez la batterie, veillez à n’utiliser  
que les modèles cités dans la liste de pièces détachées adéquate. En effet, une  
batterie inappropriée risque de prendre feu ou d’exploser.  
Akkus enthalten geringe Mengen von Nickel. Sie dürfen nicht zerlegt,  
wiederaufgeladen, kurzgeschlossen, oder Feuer oder Wasser ausgesetzt werden.  
Bei der Entsorgung die örtlichen Bestimmungen für Sondermüll beachten. Beim  
Ersetzen der Batterie nur Batterien des Typs verwenden, der in der Ersatzteilliste  
aufgeführt ist. Der Einsatz falscher Batterien kann zu Entzündung oder Explosion  
führen.  
La batteria contiene piccole quantità di nichel. Non smontarla, gettarla nel fuoco  
o nell’acqua né cortocircuitarla. Smaltirla secondo la normativa in vigore (DPR  
915/82, successive disposizioni e disposizioni locali). Quando si sostituisce la  
batteria, utilizzare soltanto i tipi inseriti nell’appropriato Catalogo parti. Limpiego  
di una batteria non adatta potrebbe determinare l’incendio o l’esplosione della  
batteria stessa.  
Las baterías contienen pequeñas cantidades de níquel. No las desmonte, ni  
recargue, ni las eche al fuego o al agua ni las cortocircuite. Deséchelas tal como  
dispone la normativa local. Utilice sólo baterías que se encuentren en la lista de  
piezas al sustituir la batería. La utilización de una batería no apropiada puede  
provocar la ignición o explosión de la misma.  
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G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Safety notice 4  
DANGER  
The lithium battery can cause a fire, an explosion, or a severe burn. Do not  
recharge it, remove its polarized connector, disassemble it, heat it above 100°C  
(212°F), incinerate it, or expose its cell contents to water. Dispose of the battery as  
required by local ordinances or regulations. Use only the battery in the appropriate  
parts listing. Use of an incorrect battery can result in ignition or explosion of the  
battery.  
La pile de sauvegarde contient du lithium. Elle présente des risques d’incendie,  
d’explosion ou de brûlures graves. Ne la rechargez pas, ne retirez pas son  
connecteur polarisé et ne la démontez pas. Ne l’exposez pas à une temperature  
supérieure à 100°C, ne la faites pas brûler et n’en exposez pas le contenu à l’eau.  
Mettez la pile au rebut conformément à la réglementation en vigueur. Une pile  
inappropriée risque de prendre feu ou d’exploser.  
Die Systembatterie ist eine Lithiumbatterie. Sie kann sich entzünden, explodieren  
oder schwere Verbrennungen hervorrufen. Batterien dieses Typs dürfen nicht  
aufgeladen, zerlegt, über 100 C erhitzt oder verbrannt werden. Auch darf ihr  
Inhalt nicht mit Wasser in Verbindung gebracht oder der zur richtigen Polung  
angebrachte Verbindungsstecker entfernt werden. Bei der Entsorgung die örtlichen  
Bestimmungen für Sondermüll beachten. Beim Ersetzen der Batterie nur Batterien  
des Typs verwenden, der in der Ersatzteilliste aufgeführt ist. Der Einsatz falscher  
Batterien kann zu Entzündung oder Explosion führen.  
La batteria di supporto e una batteria al litio e puo incendiarsi, esplodere o  
procurare gravi ustioni. Evitare di ricaricarla, smontarne il connettore polarizzato,  
smontarla, riscaldarla ad una temperatura superiore ai 100 gradi centigradi,  
incendiarla o gettarla in acqua. Smaltirla secondo la normativa in vigore (DPR  
915/82, successive disposizioni e disposizioni locali). Limpiego di una batteria  
non adatta potrebbe determinare l’incendio o l’esplosione della batteria stessa.  
La batería de repuesto es una batería de litio y puede provocar incendios,  
explosiones o quemaduras graves. No la recargue, ni quite el conector polarizado,  
ni la desmonte, ni caliente por encima de los 100°C (212°F), ni la incinere ni  
exponga el contenido de sus celdas al agua. Deséchela tal como dispone la  
normativa local.  
10  
Safety information  
Safety notice 5  
If the LCD breaks and the fluid from inside the LCD gets into your eyes or on your  
hands, immediately wash the affected areas with water at least for 15 minutes.  
Seek medical care if any symptoms caused by the fluid are present after washing.  
Si le panneau d’affichage à cristaux liquides se brise et que vous recevez dans les  
yeux ou sur les mains une partie du fluide, rincez-les abondamment pendant au  
moins quinze minutes. Consultez un médecin si des symptômes persistent après le  
lavage.  
Die Leuchtstoffröhre im LCD-Bildschirm enthält Quecksilber. Bei der Entsorgung  
die örtlichen Bestimmungen für Sondermüll beachten. Der LCD-Bildschirm  
besteht aus Glas und kann zerbrechen, wenn er unsachgemäß behandelt wird  
oder der Computer auf den Boden fällt. Wenn der Bildschirm beschädigt ist und  
die darin befindliche Flüssigkeit in Kontakt mit Haut und Augen gerät, sollten  
die betroffenen Stellen mindestens 15 Minuten mit Wasser abgespült und bei  
Beschwerden anschließend ein Arzt aufgesucht werden.  
Nel caso che caso l’LCD si dovesse rompere ed il liquido in esso contenuto  
entrasse in contatto con gli occhi o le mani, lavare immediatamente le parti  
interessate con acqua corrente per almeno 15 minuti; poi consultare un medico se i  
sintomi dovessero permanere.  
Si la LCD se rompe y el fluido de su interior entra en contacto con sus ojos o sus  
manos, lave inmediatamente las áreas afectadas con agua durante 15 minutos  
como mínimo. Obtenga atención medica si se presenta algún síntoma del fluido  
despues de lavarse.  
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G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Safety notice 6  
DANGER  
To avoid shock, do not remove the plastic cover that protects the lower part of the  
inverter card.  
Afin d’éviter tout risque de choc électrique, ne retirez pas le cache en plastique  
protégeant la partie inférieure de la carte d’alimentation.  
Aus Sicherheitsgründen die Kunststoffabdeckung, die den unteren Teil der  
Spannungswandlerplatine umgibt, nicht entfernen.  
Per evitare scosse elettriche, non rimuovere la copertura in plastica che avvolge la  
parte inferiore della scheda invertitore.  
Para evitar descargas, no quite la cubierta de plástico que rodea la parte baja de la  
tarjeta invertida.  
Safety notice 7  
DANGER  
Though the main batteries have low voltage, a shorted or grounded battery can  
produce enough current to burn personnel or combustible materials.  
Bien que le voltage des batteries principales soit peu élevé, le court-circuit ou la  
mise à la masse d’une batterie peut produire suffisamment de courant pour brûler  
des matériaux combustibles ou causer des brûlures corporelles graves.  
Obwohl Hauptbatterien eine niedrige Spannung haben, können sie doch bei  
Kurzschluß oder Erdung genug Strom abgeben, um brennbare Materialien zu  
entzünden oder Verletzungen bei Personen hervorzurufen.  
Sebbene le batterie di alimentazione siano a basso voltaggio, una batteria in  
corto circuito o a massa può fornire corrente sufficiente da bruciare materiali  
combustibili o provocare ustioni ai tecnici di manutenzione.  
Aunque las baterías principales tienen un voltaje bajo, una batería cortocircuitada  
o con contacto a tierra puede producir la corriente suficiente como para quemar  
material combustible o provocar quemaduras en el personal.  
12  
Safety information  
Safety notice 8  
DANGER  
Before removing any FRU, turn off the computer, unplug all power cords from  
electrical outlets, remove the battery pack, and then disconnect any interconnecting  
cables.  
Avant de retirer une unité remplaçable en clientèle, mettez le système hors tension,  
débranchez tous les cordons d’alimentation des socles de prise de courant, retirez  
la batterie et déconnectez tous les cordons d’interface.  
Die Stromzufuhr muß abgeschaltet, alle Stromkabel aus der Steckdose gezogen,  
der Akku entfernt und alle Verbindungskabel abgenommen sein, bevor eine FRU  
entfernt wird.  
Prima di rimuovere qualsiasi FRU, spegnere il sistema, scollegare dalle prese  
elettriche tutti i cavi di alimentazione, rimuovere la batteria e poi scollegare i cavi  
di interconnessione.  
Antes de quitar una FRU, apague el sistema, desenchufe todos los cables de  
las tomas de corriente eléctrica, quite la batería y, a continuación, desconecte  
cualquier cable de conexión entre dispositivos.  
13  
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Laser compliance statement  
Some models of Lenovo computer are equipped from the factory with an  
optical storage device such as a CD-ROM drive or a DVD-ROM drive. Such  
devices are also sold separately as options. If one of these drives is installed,  
it is certified in the U.S. to conform to the requirements of the Department of  
Health and Human Services 21 Code of Federal Regulations (DHHS 21 CFR)  
Subchapter J for Class 1 laser products. Elsewhere, the drive is certified to  
conform to the requirements of the International Electrotechnical Commission  
(IEC) 825 and CENELEC EN 60 825 for Class 1 laser products.  
If a CD-ROM drive, a DVD-ROM drive, or another laser device is installed, note  
the following:  
CAUTION  
Use of controls or adjustments or performance of procedures other than those  
specified herein might result in hazardous radiation exposure.  
O uso de controles, ajustes ou desempenho de procedimentos diferentes daqueles  
aqui especificados pode resultar em perigosa exposição à radiação.  
Pour éviter tout risque d’exposition au rayon laser, respectez les consignes de  
réglage et d’utilisation des commandes, ainsi que les procédures décrites.  
Werden Steuer- und Einstellelemente anders als hier festgesetzt verwendet, kann  
gefährliche Laserstrahlung auftreten.  
Lutilizzo di controlli, regolazioni o l’esecuzione di procedure diverse da quelle  
specificate possono provocare l’esposizione a.  
El uso de controles o ajustes o la ejecución de procedimientos distintos de los aquí  
especificados puede provocar la exposición a radiaciones peligrosas.  
Opening the CD-ROM drive, the DVD-ROM drive, or any other optical storage  
device could result in exposure to hazardous laser radiation. There are no  
serviceable parts inside those drives. Do not open.  
14  
 
Safety information  
A CD-ROM drive, a DVD-ROM drive, or any other storage device installed may  
contain an embedded Class 3A or Class 3B laser diode. Note the following:  
DANGER  
Emits visible and invisible laser radiation when open. Do not stare into the beam,  
do not view directly with optical instruments, and avoid direct exposure to the  
beam.  
Radiação por raio laser ao abrir. Não olhe fixo no feixe de luz, não olhe  
diretamente por meio de instrumentos óticos e evite exposição direta com o feixe  
de luz.  
Rayonnement laser si carter ouvert. Évitez de fixer le faisceau, de le regarder  
directement avec des instruments optiques, ou de vous exposer au rayon.  
Laserstrahlung bei geöffnetem Gerät. Nicht direkt oder über optische Instrumente  
in den Laserstrahl sehen und den Strahlungsbereich meiden.  
Kinyitáskor lézersugár ! Ne nézzen bele se szabad szemmel, se optikai  
eszközökkel. Kerülje a sugárnyalábbal való érintkezést!  
Aprendo l’unità vengono emesse radiazioni laser. Non fissare il fascio, non  
guardarlo direttamente con strumenti ottici e evitare l’esposizione diretta al fascio.  
Radiación láser al abrir. No mire fijamente ni examine con instrumental óptico el  
haz de luz. Evite la exposición directa al haz.  
15  
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Important service information  
This chapter presents the following important service information:  
Important:  
BIOS and device driver fixes are customer-installable. The BIOS and device drivers  
are posted on the customer support site:  
Strategy for replacing FRUs  
Before replacing parts:  
Make sure that all software fixes, drivers, and BIOS downloads are installed  
before replacing any FRUs listed in this manual.  
After a system board is replaced, ensure that the latest BIOS is loaded to the  
system board before completing the service action.  
To download software fixes, drivers, and BIOS, follow the steps below:  
2. Enter the serial number or select a product or use Lenovo smart  
downloading.  
3. Select the BIOS/Driver/Applications and download.  
4. Follow the directions on the screen and install the necessary software.  
16  
   
Important service information  
Use the following strategy to prevent unnecessary expense for replacing and  
servicing FRUs:  
If you are instructed to replace an FRU, but the replacement does not solve  
the problem, reinstall the original FRU before you continue.  
Some computers have both a processor board and a system board. If you  
are instructed to replace either of them, and replacing one of them does not  
solve the problem, reinstall that board, and then replace the other one.  
If an adapter or a device consists of more than one FRU, any of the FRUs  
may be the cause of the error. Before replacing the adapter or device,  
remove the FRUs one by one to see if the symptoms change. Replace only  
the FRU that changed the symptoms.  
Attention: The setup configuration on the computer you are servicing may  
have been customized. Running Automatic Configuration may alter the  
settings. Note the current configuration settings (using the View Configuration  
option); then, when service has been completed, verify that those settings  
remain in effect.  
Strategy for replacing a hard disk drive  
Always try to run a low-level format before replacing a hard disk drive. This  
will cause all customer data on the hard disk to be lost. Make sure that the  
customer has a current backup of the data before performing this action.  
Attention: The drive startup sequence in the computer you are servicing may  
have been changed. Be extremely careful during write operations such as  
copying, saving, or formatting. If you select an incorrect drive, data or programs  
can be overwritten.  
Important notice for replacing a system board  
Some components mounted on a system board are very sensitive. Improper  
handling can cause damage to those components, and may cause a system  
malfunction.  
Attention: When handling a system board:  
Do not drop the system board or apply any excessive force to it.  
Avoid rough handling of any kind.  
Avoid bending the system board and hard pushing to prevent cracking at  
each BGA (Ball Grid Array) chipset.  
17  
   
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Important information about replacing RoHS compliant FRUs  
RoHS, The Restriction of Hazardous Substances in Electrical and  
Electronic Equipment Directive (2002/95/EC) is a European Union legal  
requirement affecting the global electronics industry. RoHS requirements  
must be implemented on Lenovo products placed on the market after  
June 2006. Products on the market before June 2006 are not required to  
have RoHS compliant parts. If the original FRU parts are non-compliant,  
replacement parts can also be non-compliant. In all cases if the original  
FRU parts are RoHS compliant, the replacement part must also be RoHS  
compliant.  
Note: RoHS and non-RoHS FRU part numbers with the same fit and function  
are identified with unique FRU part numbers.  
Lenovo plans to transit to RoHS compliance well before the implementation  
date and expects its suppliers to be ready to support Lenovo’s requirements  
and schedule in the EU. Products sold in 2005 and 2006 will contain some  
RoHS compliant FRUs. The following statement pertains to these products and  
any product Lenovo produces containing RoHS compliant FRUs.  
RoHS compliant FRUs have unique FRU part numbers. Before or after the  
RoHS implementation date, failed RoHS compliant parts must always be  
replaced with RoHS compliant ones, so only the FRUs identified as compliant  
in the system HMM or direct substitutions for those FRUs may be used.  
Products marketed before June 2006 Products marketed after June 2006  
Current or  
original part  
Replacement FRU Current or  
original part  
Replacement FRU  
Non-RoHS  
Non-RoHS  
Non-RoHS  
RoHS  
Can be Non-RoHS  
Can be RoHS  
Must be RoHS  
Can sub to RoHS  
Must be RoHS  
Must be RoHS  
Note: A direct substitution is a part with a different FRU part number that is  
automatically shipped by the distribution center at the time of the order.  
18  
 
General checkout  
General checkout  
This chapter presents the following information:  
Before you go to the checkout, make sure to read the following important notes:  
Important notes:  
• Only certified trained personnel can service the computer.  
• Before replacing any FRU, read the entire page on removing and replacing  
FRUs.  
Carefully remove screws for reuse when replacing FRUs.  
Be extremely careful during such write operations as copying, saving, or  
formatting. Drives in the computer that you are servicing sequence might  
have been altered. If you select an incorrect drive, data or programs might be  
overwritten.  
Replace an FRU only with another FRU of the correct model. When you  
replace an FRU, make sure that the machine model and the FRU part number are  
correct by referring to the FRU parts list.  
An FRU should not be replaced just because of a single, unreproducible failure.  
Single failures can occur for a variety of reasons that have nothing to do with a  
hardware defect, such as cosmic radiation, electrostatic discharge, or software  
errors. Consider replacing an FRU only when a problem recurs. If you suspect that  
an FRU is defective, clear the error logs and run the test again. If the error does  
not recur, do not replace the FRU.  
Be careful not to replace a nondefective FRU.  
19  
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
What to do first  
When you do return an FRU, you must include the following information in the  
parts exchange form or parts return form that you attach to it:  
1. Name and phone number of servicer  
2. Date of service  
3. Date on which the machine failed  
4. Date of purchase  
5. Procedure index and page number in which the failing FRU was detected  
6. Failing FRU name and part number  
7. Machine type, model number, and serial number  
8. Customer’s name and address  
Note for warranty: During the warranty period, the customer may be  
responsible for repair costs if the computer damage was caused by misuse,  
accident, modification, unsuitable physical or operating environment, or  
improper maintenance by the customer.  
The following is a list of some common items that are not covered under  
warranty and some symptoms that might indicate that the system was  
subjected to stress beyond normal use.  
Before checking problems with the computer, determine whether the damage is  
covered under the warranty by referring to the following list:  
The following are not covered under warranty:  
LCD panel cracked from the application of excessive force or from being  
dropped  
Scratched (cosmetic) parts  
Distortion, deformation, or discoloration of the cosmetic parts  
Plastic parts, latches, pins, or connectors that have been cracked or broken  
by excessive force  
Damage caused by liquid spilled into the system  
Damage caused by the improper insertion of a PC Card or the installation of  
an incompatible card  
Improper disk insertion or use of an optical drive  
Diskette drive damage caused by pressure on the diskette drive cover,  
foreign material in the drive, or the insertion of a diskette with multiple labels  
Damaged or bent diskette eject button  
Fuses blown by attachment of a nonsupported device  
Forgotten computer password (making the computer unusable)  
Sticky keys caused by spilling a liquid onto the keyboard  
Use of an incorrect AC adapter on laptop products  
The following symptoms might indicate damage caused by nonwarranted  
activities:  
Missing parts might be a symptom of unauthorized service or modification.  
If the spindle of a hard disk drive becomes noisy, it may have been subjected  
to excessive force, or dropped.  
20  
 
General checkout  
Power system checkout  
To verify a symptom, follow the steps below:  
1. Turn off the computer.  
2. Remove the battery pack.  
3. Connect the AC adapter.  
4. Make sure that power is supplied when you turn on the computer.  
5. Turn off the computer.  
6. Disconnect the AC adapter and install the charged battery pack.  
7. Make sure that the battery pack supplies power when you turn on the  
computer.  
If you suspect a power problem, see the appropriate one of the following power  
supply checkouts:  
Checking the AC adapter  
You are here because the computer fails only when the AC adapter is used.  
If the power-on indicator does not turn on, check the power cord of the AC  
adapter for correct continuity and installation.  
If the computer does not charge during operation, go to “Checking  
To check the AC adapter, follow the steps below:  
1. Unplug the AC adapter cable from the computer.  
2. Measure the output voltage at the plug of the AC adapter cable. See the  
following figure:  
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1
2
Note: Output voltage for the AC adapter pin No. 2 may differ from the one you  
are servicing.  
3. If the voltage is not correct, replace the AC adapter.  
4. If the voltage is acceptable, do the following:  
Replace the system board.  
If the problem persists, go to “Lenovo G40-30/G40-45/G40-70/G40-70m/  
Note: Noise from the AC adapter does not always indicate a defect.  
Checking operational charging  
To check whether the battery charges properly during operation, use a  
discharged battery pack or a battery pack that has less than 50% of the total  
power remaining when installed in the computer.  
21  
     
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Perform operational charging. If the battery status indicator or icon does not  
light on, remove the battery pack and let it return to room temperature. Reinstall  
the battery pack. If the charge indicator or icon is still off, replace the battery  
pack.  
If the charge indicator still does not light on, replace the system board. Then  
reinstall the battery pack. If it is still not charged, go to the next section.  
Checking the battery pack  
Battery charging does not start until the Power Meter shows that less than 95%  
of the total power remains; under this condition the battery pack can charge to  
100% of its capacity. This protects the battery pack from being overcharged or  
from having a shortened life.  
To check your battery, move your cursor to the Power Meter icon in the icon tray  
of the Windows® taskbar and wait for a moment (but do not click it), and the  
percentage of battery power remaining is displayed. To get detailed information  
about the battery, double-click the Power Meter icon.  
Note: If the battery pack becomes hot, it may not be able to be charged.  
Remove it from the computer and leave it at room temperature for a while. After  
it cools down, reinstall and recharge it.  
22  
 
Related service information  
Related service information  
This chapter presents the following information:  
Restoring the factory contents by using OneKey Recovery  
Restore of factory default  
The Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 computers  
come with pre-installed OneKey Recovery System. In order to save application  
files and the initial backed up files of the system, the hard disk in a Lenovo  
computer includes a hidden partition when it is shipped. If you need to restore  
the system to the point of your first boot up, just enter Lenovo OneKey Recovery  
System and run System Recovery. For details of OneKey Recovery System,  
the User Guide for Lenovo OneKey Recovery system  
see  
.
This will delete all the new data on the system partition (C drive), which  
Note:  
is not recoverable. Make sure to back up your critical data before you perform this  
action.  
When you use the recovery discs to boot your computer, the system will enter  
the user interface for system recovery automatically. Please follow the prompt  
to insert the backup discs to complete the whole recovery process.  
The recovery process might take up to 2 hours.  
Note:  
23  
 
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Passwords  
As many as three passwords may be needed for any Lenovo computer:  
the power-on password (POP), the hard disk password (HDP), and the  
administrator password.  
If any of these passwords has been set, a prompt for it appears on the screen  
whenever the computer is turned on. The computer does not start until the  
password is entered.  
Power-on password  
A power-on password (POP) protects the system from being powered on by  
an unauthorized person. The password must be entered before an operating  
system can be booted.  
Hard-disk password  
There are two hard-disk passwords (HDPs):  
+ User HDP - for the user  
+ Master HDP - for the system administrator, who can use it to get access to  
the hard disk drive even if the user has changed the user HDP  
Attention: If the user HDP has been forgotten, check whether a master HDP  
has been set. If it has, it can be used for access to the hard disk drive. If  
no master HDP is available, neither Lenovo nor Lenov authorized service  
technicians provide any services to reset either the user or the master HDP, or  
to recover data from the hard disk drive. The hard disk drive can be replaced  
for a scheduled fee.  
Administrator password  
Administrator password controls the access of the whole setup utility. Only  
Administrator password was set then User password can be set. If Administrator  
password was cleared, the User password was cleared too.  
24  
 
Related service information  
Power management  
Note: Power management modes are not supported for APM operating system.  
To reduce power consumption, the computer has three power management  
modes: screen blank, sleep (standby), and hibernation.  
Screen blank state  
If the time set on the “Turn off monitor” timer in the operating system expires,  
the LCD backlight turns off. You can also turn off the LCD backlight by  
.
pressing  
To end screen blank state and resume normal operation, press  
.
Putting the computer to sleep or shutting it down  
When you have finished working with your computer, you can put it to sleep or  
shut it down.  
Putting your computer to sleep  
If you will be away from your computer for only a short time, put the computer to  
sleep. When the computer is in sleep mode, you can quickly wake it to resume  
use, bypassing the startup process. To put the computer to sleep, do one of the  
following:  
Close the display panel.  
Press the power button.  
Open the Charms and then select Settings  
Power  
Sleep.  
Attention: Wait until the power indicator light starts blinking (indicating that  
the computer is in sleep mode) before you move your computer. Moving your  
computer while the hard disk is spinning can damage the hard disk, causing  
loss of data.  
To wake the computer, do one of the following:  
Press any key on the keyboard.  
Press the power button.  
Shutting down the computer  
If you are not going to use your computer for a long time, shut it down. To shut  
down your computer:  
Open the charms bar, then select Settings  
Power  
Shut down.  
Right-click the Start button in the lower-left corner and select Shut down or  
sign out  
Shut down.  
Select  
Shut down in the upper-right corner of the Start screen.  
Note: The operation depends on the BIOS setup. Please refer to the actual product.  
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G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
This chapter presents the following product-specific service references and  
product-specific parts information:  
Specifications  
The following table lists the specifications of the Lenovo G40-30/G40-45/  
G40-70/G40-70m/Z40-70/Z40-75/G40-80:  
Table 1. Specifications  
Feature  
Description  
Processor  
See the system properties of your computer, you can do this as  
follows:  
Open the Control Panel, and then select System and Security  
System.  
G40-30  
GPU: PCIe 2.0, 5GT/s  
WLAN: PCIe 1.0, 2.5GT/s  
RAM: DDR3L, 1066MT/s,1333MT/s  
LCD: eDP 1.3, 2.7GT/s  
HDMI Port: HDMI 1.4, 1.65GT/s  
HDD: SATA 2.0, 3Gb/s  
ODD: SATA 1.0, 1.5Gb/s  
USB Port: USB 3.0, 5Gb/s  
USB 2.0, 480Mb/s  
BT: USB2.0, 480Mb/s  
Card Reader: SD3.0, 50Mb/s  
SMBus 2.0  
Bus architecture  
LPC 1.1  
HDA  
SPI  
26  
   
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
Table 1. Specifications (continued)  
Feature  
Description  
G40-45  
GPU: GPP (General Purpose Port), PCIe 2.0, 5GT/s  
WLAN: PCIe 1.0, 2.5GT/s  
RAM: DDR3L, 1600MT/s MAX  
DDR3L, 1333MT/s MAX 2 DIMM  
NO SUPPORT  
NO SUPPORT  
1 DIMM  
DMI x 4, N/A  
FDI x 2, N/A  
LCD: eDP 1.2, 5.4GT/s  
HDMI Port: HDMI 1.4, 1.65GT/s  
HDD: SATA 3.0, 6Gb/s  
ODD: SATA 1.0, 1.5Gb/s  
USB Port: USB 3.0, 5Gb/s  
USB 2.0, 480Mb/s  
BT: USB2.0, 480Mb/s  
Card Reader: SD3.0, 50Mb/s  
VGA: VESA 1.1 , Integrated VGA support up to 1920x1200@  
60Hz & 30bpp  
SMBus 2.0, 100KHz  
LPC 1.1  
HD Audio: 1.5V bus  
SPI: up to 100 MHz  
Bus architecture  
(continued)  
G40-70:  
1600MHz DDR3 SDRAM (PC3-12800S)  
PCI Express bus  
DMI  
G40-70m/Z40-70/Z40-75:  
GPU: PCIe 2.0, 5GT/s  
WLAN: PCIe 1.0, 2.5GT/s  
RAM: DDR3L, 1600MT/s  
LCD: eDP 1.2, 5.4GT/s  
HDMI Port: HDMI 1.4, 1.65GT/s  
HDD: SATA 3.0, 6Gb/s  
ODD: SATA 1.0, 1.5Gb/s  
USB Port: USB 3.0, 5Gb/s  
USB 2.0, 480Mb/s  
BT: USB2.0, 480Mb/s  
Card Reader: SD3.0, 50Mb/s  
VGA: DP to VGA (G40-70m/Z40-70)  
VGA: VGA (Z40-75m)  
SMBus 2.0  
LPC 1.1  
HDA  
SPI  
27  
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Table 1. Specifications (continued)  
Feature  
Description  
Graphic memory  
chip  
Integrated / AMD Jel LE / AMD Jel Pro / nvidia N15S-GT /  
nvidia N15V-GM  
Display  
14.0" 16:9, 1,366 × 768 pixels HD / 1,920 × 1,080 pixels FHD  
Standard  
memory  
DDR3L, SODIMM × 1 / SODIMM × 2 (max 8 GB / 16 GB)  
CMOS RAM  
256 Bytes  
Hard disk drive  
2.5-inch, 7 mm / 9.5 mm SATA  
320 GB / 500 GB / 1TB 5,400 rpm  
Internal 9.0 mm (Rambo)  
Combo audio jack × 1  
RJ45 × 1  
Optical drive  
I/O port  
HDMI port × 1  
USB 2.0 port × 2, USB 3.0 port × 1  
2 in 1 slot × 1 (SD/MMC)  
1/8" Combo audio jack  
1.5 W speakers × 2  
Audio  
Single Microphone / Array Microphone  
Ethernet (on the  
system board)  
10/100/1,000 Mbps  
Bluetooth  
wireless  
Combined in combo card  
Keyboard  
Touchpad  
6 rows Lenovo Keyboard  
Multi-touch type  
Integrated  
camera  
HD (720p)/0.3 M  
Battery  
4 cell, 2,200 mAh / 2,800 mAh  
20 V, 65 W or 45 W  
AC adapter  
Pre-installed  
operating  
system  
Windows 8.1  
28  
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
Status indicators  
The system status indicators below show the computer status:  
1
2
Table 2. Status indicators  
Indicator  
Indicator  
Charge  
status  
Meaning  
status  
1
On (solid white)  
Blinking  
---  
---  
The computer is powered on.  
The computer is in sleep mode.  
Power  
Off  
---  
The computer is powered off.  
The battery has more than 80%  
charge.  
Charging  
On (solid white)  
The battery has more than 20%  
charge.  
Discharging  
Discharging  
The battery has between 5% and  
20% charge.  
On (solid amber)  
The battery has between 20%  
and 80% charge. When the  
battery reaches 80% charge, the  
light will stop blinking. However,  
charging will continue until the  
battery is fully charged.  
2
Blinking slowly  
(white)  
Charging  
Charging  
Battery  
The battery has less than 20%  
charge. When the battery charge  
reaches 20%, the blinking color  
will change to white.  
Blinking slowly  
(amber)  
Charging/  
Blinking quickly  
(amber)  
The battery has less than 5%  
charge.  
Discharging  
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G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Hotkeys  
You can access certain system settings quickly by pressing the appropriate  
hotkeys.  
Table 3. Hotkeys  
:
Mutes/unmutes the sound.  
:
:
:
:
:
:
:
:
:
:
:
Decreases the volume level.  
Increases the volume level.  
Closes the currently active window.  
Refreshes the desktop or the currently active window.  
Enables/disables the touchpad.  
Enables/disables Airplane mode.  
Displays all currently active apps.  
Turns on/off the backlight of the LCD screen.  
Toggles the display between the computer and an external  
device.  
Decreases display brightness.  
Increases display brightness.  
30  
 
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
FRU replacement notices  
This section presents notices related to removing and replacing parts. Read  
this section carefully before replacing any FRU.  
Screw notices  
Loose screws can cause a reliability problem. In the Lenovo computer, this  
problem is addressed with special nylon-coated screws that have the following  
characteristics:  
They maintain tight connections.  
They do not easily come loose, even with shock or vibration.  
They are harder to tighten.  
Each one should be used only once.  
Do the following when you service this machine:  
Keep the screw kit in your tool bag.  
Carefully remove screws for reuse when replacing FRUs.  
Use a torque screwdriver if you have one.  
Tighten screws as follows:  
Plastic to plastic  
Turn an additional 90° after the screw head touches the surface of the  
plastic part:  
more than 90°  
(Cross-section)  
Logic card to plastic  
Turn an additional 180° after the screw head touches the surface of the  
logic card:  
more than 180°  
(Cross-section)  
Torque driver  
If you have a torque screwdriver , refer to the “Torque” column for each step.  
Make sure that you use the correct screws. If you have a torque screwdriver,  
tighten all screws firmly to the torque shown in the table. Carefully remove  
screws for reuse when replacing FRUs. Make sure that all screws are  
tightened firmly.  
Ensure torque screwdrivers are calibrated correctly following country  
specifications.  
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G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Removing and replacing an FRU  
This section presents exploded figures with the instructions to indicate how to  
remove and replace the FRU. Make sure to observe the following general rules:  
1. Do not attempt to service any computer unless you have been trained and  
certified. An untrained person runs the risk of damaging parts.  
2. Before replacing any FRU, review “FRU replacement notices” on page 31.  
3. Begin by removing any FRUs that have to be removed before the failing  
FRU. Any of such FRUs are listed at the top of the page. Remove them in  
the order in which they are listed.  
4. Follow the correct sequence in the steps to remove the FRU, as given in the  
figures by the numbers in square callouts.  
5. When turning a screw to replace an FRU, turn it in the direction as given by  
the arrow in the figure.  
6. When removing the FRU, move it in the direction as given by the arrow in  
the figure.  
7. To put the new FRU in place, reverse the removal procedures and follow  
any of the notes that pertain to replacement. For information about  
connecting and arranging internal cables, see “Locations” on page 66.  
8. When replacing an FRU, use the correct screw as shown in the procedures.  
DANGER  
Before removing any FRU, turn off the computer, unplug all power cords from  
electrical outlets, remove the battery pack, and then disconnect any of the  
interconnecting cables.  
Attention: After replacing an FRU, do not turn on the computer until you have  
made sure that all screws, springs, and other small parts are in place and none  
are loose inside the computer. Verify this by shaking the computer gently and  
listening for rattling sounds. Metallic parts or metal flakes can cause electrical  
short circuits.  
Attention: The system board is sensitive to, and can be damaged by,  
electrostatic discharge. Before touching it, establish personal grounding by  
touching a ground point with one hand or using an electrostatic discharge (ESD)  
strap (P/N 6405959) to remove potential shock reasons.  
Notes:  
The following procedures about removing and replacing FRUs are the same for the  
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80.  
The illustrations used in this section are of the Lenovo G40-70, unless otherwise  
stated.  
32  
 
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
1010 Battery pack  
DANGER  
Only use the battery specified in the parts list for your computer. Any other battery  
could ignite or explode.  
Figure 1. Removal steps of battery pack  
Unlock the manual latch 1. Slide the spring-loaded latch to the unlocked  
position 2 to eject the battery pack. Lift up the inner edge of the battery pack,  
pivoting it on the outer edge 3. Gently raise the battery pack in the indicated  
direction 4 to remove it.  
4
3
4
1
2
33  
 
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
1020 Base cover  
For access, remove this FRU:  
Figure 2. Removal steps of base cover  
Remove the screws 1. Then remove the base cover 2.  
1
1
2
Step  
Screw (quantity)  
Color  
Torque  
M2 × 3.5 mm, Phillips-head, nylok-coated (2) Black  
1.5 ~ 2.0 kgf*cm  
1
Big Door to D  
34  
 
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
Note: Applying labels to the base cover  
The new base cover FRU is shipped with a kit containing labels of several  
kinds. When you replace the base cover, you need to apply the following  
label:  
The following labels need to be peeled off from the old base cover and put on  
the new base cover.  
a
b
c
d
e
f
Rating label  
Indonesia D side label  
Brazil BT label  
Brazil WL label  
Israel WL label  
SIRIM BT label  
g
SIRIM WL label  
h
i
WL label for US/CA/TW/Indonesia  
BT label for US/CA/TW/Indonesia  
KCC label  
j
k
l
BIS label  
Windows 8 OS label  
For some models, you also need to apply one or two FCC labels. Check the  
old base cover; if it has one or two FCC labels, find duplicates of them in the  
label kit and apply them to the new base cover.  
For the location of each label, refer to the following figure:  
C
C
D
E
F
N
L
G
M
I
H
K
J
35  
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
1030 Optical drive  
For access, remove this FRU:  
Figure 3. Removal steps of optical drive  
Remove the screw 1. Pull the optical drive out in the direction shown by  
arrow 2.  
1
2
Step Screw (quantity)  
M2 × 3.5 mm, Phillips-head, nylok-coated (1)  
ODD BKT to D to KB  
Color Torque  
Black 1.5 ~ 2.0 kgf*cm  
1
Remove the screw 3, then remove the optical drive bracket in the direction  
shown by arrow 4.  
3
4
Step Screw (quantity)  
M2 × 3.5 mm, Phillips-head, nylok-coated (1)  
ODD BKT to ODD  
Color Torque  
Black 1.5 ~ 2.0 kgf*cm  
3
Carefully remove the optical drive bezel in the direction shown by arrow 5.  
5
36  
 
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
1040 Hard disk drive  
For access, remove these FRUs in order:  
Attention:  
Do not drop the hard disk drive or apply any physical shock to it. The hard  
disk drive is sensitive to physical shock. Improper handling can cause damage and  
permanent loss of data.  
Before removing the drive, suggest the customer to backup all the information on  
it if possible.  
Never remove the drive while the system is operating or in suspend mode.  
Figure 4. Removal steps of hard disk drive  
Remove the screws 1. Detach the HDD connector and then remove the hard  
disk drive from the slot in the direction shown by arrow 2.  
1
1
1
2
Step Screw (quantity)  
M2 × 3.5 mm, Phillips-head, nylok-coated (3)  
HDD BKT to D  
Color Torque  
Black 1.5 ~ 2.0 kgf*cm  
1
When installing: Make sure that the HDD connector is attached firmly.  
37  
 
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Figure 4. Removal steps of hard disk drive (continued)  
Remove the screws 3 and detach the metal frame from the hard disk drive.  
3
3
3
3
Step Screw (quantity)  
M2 × 3.5 mm, Phillips-head, nylok-coated (4)  
HDD BKT to HDD  
Color Torque  
Silver 1.5 ~ 2.0 kgf*cm  
3
38  
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
1050 PCI Express Mini Card for wireless LAN  
For access, remove these FRUs in order:  
Figure 5. Removal steps of PCI Express Mini Card for wireless LAN  
Disconnect the two wireless LAN cables (black, grey) 1, and then remove the  
screw 2.  
1
1
2
In step 1, unplug the jacks by using the removal tool antenna RF connector  
(P/N: 08K7159), or pick up the connectors with your fingers and gently unplug  
them in the direction shown by the arrows.  
Notes: The wireless LAN card has 2 cables in step 1.  
The wireless LAN card in some models might have 3 cables in step 1.  
Step Screw (quantity)  
M2 × 3.5 mm, Phillips-head, nylok-coated (1)  
NGFF to MB  
Color Torque  
Black 1.5 ~ 2.0 kgf*cm  
2
39  
 
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Figure 5. Removal steps of PCI Express Mini Card for wireless LAN (continued)  
Remove the card in the direction shown by arrow 3.  
3
When installing:  
In models with a wireless LAN card that has two antenna connectors, plug  
the black cable (1st) (MAIN) into the jack labeled MAIN, and the grey cable  
(2nd) (AUX) into the jack labeled AUX on the card.  
In models with a wireless LAN card that has three antenna connectors, plug  
the black cable (1st) (MAIN) into the jack labeled 1, the grey cable (3rd) into  
the jack labeled 3, and the white cable (2nd) (AUX) into the jack labeled 2 on  
the card.  
40  
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
1060 DIMM  
For access, remove these FRUs in order:  
Figure 6. Removal steps of DIMM  
Release the two latches on both edges of the socket at the same time in the  
directions shown by arrows 1, and then unplug the DIMM in the direction  
shown by arrow 2.  
2
1
1
When installing: Insert the notched end of the DIMM into the socket. Push the  
DIMM firmly, and pivot it until it snaps into place. Make sure that it is firmly fixed  
in the slot and is difficult to move.  
Note: When replacing the memory is completed, you need to restart the  
computer after the first reboot.  
41  
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
1070 Fan assembly  
Attention:  
For the Lenovo G40-30, select models (computers with UMA architecture)  
do not have a thermal fan.  
For access, remove these FRUs in order:  
Figure 7. Removal steps of fan assembly  
Unplug the fan connector in the direction shown by arrow 1. Then remove the  
screws 2.  
2
2
2
1
Note: Be careful not to damage the connector.  
Step Screw (quantity)  
M2 × 3.5 mm, Phillips-head, nylok-coated (3)  
FAN to C  
Color Torque  
Black 1.5 ~ 2.0 kgf*cm  
2
When installing: Make sure that the connector is attached firmly.  
42  
 
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
Figure 7. Removal steps of fan assembly (continued)  
Remove the fan 3.  
3
43  
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
1080 Keyboard  
For access, remove these FRUs in order:  
Figure 8. Removal steps of keyboard  
Remove the screws 1.  
Step Screw (quantity)  
Color Torque  
M2 × 3.5 mm, Phillips-head, nylok-coated (3)  
Black 1.5 ~ 2.0 kgf*cm  
1
KB + D  
44  
 
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
Figure 8. Removal steps of keyboard (continued)  
Insert the screwdriver into the bottom hole 2. Then pull the keyboard out of the  
keyboard bezel 3.  
45  
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Figure 8. Removal steps of keyboard (continued)  
Lift the keyboard slightly 4. Detach the connectors in the directions shown by  
arrows 5 and 6. Then remove the keyboard.  
4
5
6
When installing: Make sure that the FPC connector is attached firmly.  
46  
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
1090 Keyboard bezel  
For access, remove these FRUs in order:  
Figure 9. Removal steps of keyboard bezel  
Remove the screws 1.  
Step Screw (quantity)  
Color  
Torque  
M2 × 3.5 mm, Phillips-head, nylok-coated (10) Black  
1.5 ~ 2.0 kgf*cm  
1
D to C (type2)  
47  
 
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Figure 9. Removal steps of keyboard bezel (continued)  
Disconnect the touchpad cable connector and the power board connector in  
the directions shown by arrows 2 and 3.  
Remove the keyboard bezel in the direction shown by arrow 4.  
48  
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
Figure 9. Removal steps of keyboard bezel (continued)  
Remove the screw 5.  
Step  
Screw (quantity)  
Color  
Torque  
M2 × 3.5 mm, Phillips-head, nylok-coated (1) Black  
1.5 ~ 2.0 kgf*cm  
5
Power BD to C  
Carefully remove the power board in the direction shown by arrow 6.  
49  
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
1100 USB&audio board  
For access, remove these FRUs in order:  
Figure 10. Removal steps of USB&audio board  
Detach the USB&audio board connector in the directions shown by arrows 1  
and 2. Remove the screw 3.  
1
2
3
Step Screw (quantity)  
M2 × 3.5 mm, Phillips-head, nylok-coated (1)  
Audio BD to D  
Color Torque  
Black 1.5 ~ 2.0 kgf*cm  
3
50  
 
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
Figure 10. Removal steps of USB&audio board (continued)  
Remove the USB&audio board 4.  
4
51  
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
1110 System board  
Important notices for handling the system board:  
When handling the system board, bear the following in mind.  
Be careful not to drop the system board on a bench top that has a hard surface,  
such as metal, wood, or composite.  
Avoid rough handling of any kind.  
During the whole process, make sure not to drop or stack the system board.  
If you put a system board down, make sure to put it only on a padded surface such  
as an ESD mat or conductive corrugated material.  
For access, remove these FRUs in order:  
Figure 11. Removal steps of system board  
Disconnect the two connectors in the directions shown by arrows 1 and 2.  
1
2
52  
 
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
Figure 11. Removal steps of system board (continued)  
Unplug the speaker connector in the direction shown by arrow 3. Remove the  
screws 4 and 5.  
Step Screw (quantity)  
M2 × 3.5 mm, Phillips-head, nylok-coated (1)  
Color Torque  
Black 1.5 ~ 2.0 kgf*cm  
4
MB to D  
M2 × 3.5 mm, Phillips-head, nylok-coated (1)  
Black 1.5 ~ 2.0 kgf*cm  
5
MB to D (on select models)  
53  
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Figure 11. Removal steps of system board (continued)  
Remove the system board in the direction shown by arrow 6.  
54  
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
1120 Heat sink assembly  
For access, remove these FRUs in order:  
Figure 12. Removal steps of heat sink assembly  
Remove the screws 1.  
1
1
1
Step Screw (quantity)  
Color Torque  
M2 × 3.5 mm, Phillips-head, nylok-coated (7)  
(G40-30/G40-45/G40-70) CPU BKT to MB,  
GPU BKT to MB  
Black 1.5 ~ 2.0 kgf*cm  
1
M2 × 3.5 mm, Phillips-head, nylok-coated (6)  
(G40-70m/Z40-70/Z40-75) CPU BKT to MB, GPU  
BKT to MB  
Black 1.5 ~ 2.0 kgf*cm  
1
Lift the heat sink assembly in the direction shown by arrow 2.  
2
55  
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
1130 Speakers and DC-in cable  
For access, remove these FRUs in order:  
Figure 13. Removal steps of speakers and DC-in cable  
Remove the speakers in the direction shown by arrows 1.  
1
1
56  
 
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
Figure 13. Removal steps of speakers and DC-in cable (continued)  
Remove the DC-in cable in the direction shown by arrow 2.  
2
57  
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
1140 LCD unit  
For access, remove these FRUs in order:  
Figure 14. Removal steps of LCD unit  
Release the antenna cables from the cable guides and then remove the screws 1.  
1
1
Step Screw (quantity)  
M2 × 3.5 mm, Phillips-head, nylok-coated (4)  
LCD Module to D  
When installing:  
Color Torque  
Black 1.5 ~ 2.0 kgf*cm  
1
Route the antenna cables along the cable guides. As you route the cables,  
make sure that they are not subjected to any tension. Tension could cause  
the cables to be damaged by the cable guides, or a wire to be broken.  
Make sure that the LCD connector is attached firmly and that you do not  
pinch the antenna cables when you attach the LCD assembly. Route the  
LCD cable along the cable guides.  
58  
 
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
Figure 14. Removal steps of LCD unit (continued)  
Remove the LCD unit in the direction shown by arrow 2.  
2
59  
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
1150 LCD front bezel, LCD panel, and hinges  
For access, remove these FRUs in order:  
Figure 15. Removal steps of LCD front bezel, LCD panel, and hinges  
Remove the LCD front bezel in the direction shown by arrows 1.  
1
1
1
1
60  
 
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
Figure 15. Removal steps of LCD front bezel, LCD panel, and hinges  
(continued)  
Remove the screws 2.  
2
2
2
2
Step Screw (quantity)  
M2 × 3.5 mm, Phillips-head, nylok-coated (4)  
LCD Module to Hinge & A  
Color Torque  
Black 1.5 ~ 2.0 kgf*cm  
2
Lift the LCD panel slightly 3. Peel off the adhesive tape and detach the  
connector in the direction shown by arrow 4. Then remove the LCD panel.  
3
4
When installing: Make sure that the metal connector is attached firmly.  
61  
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Figure 15. Removal steps of LCD front bezel, LCD panel, and  
hinges (continued)  
Remove the screws 5. Then release the hinges in the direction shown by  
arrows 6.  
6
5
6
5
Step Screw (quantity)  
M2 × 3.5 mm, Phillips-head, nylok-coated (4)  
Hinge L & R to A  
Color Torque  
Silver 1.5 ~ 2.0 kgf*cm  
5
62  
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Figure 16. Removal steps of camera (continued)  
Remove the camera in the direction shown by arrow 2.  
Note: The integrated camera is stuck on the top center of the LCD cover.  
2
When installing: Stick the integrated camera to the top center of the LCD  
cover and adjust its placement to make sure the connector is attached firmly.  
64  
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
1170 LCD cable and antenna assembly  
For access, remove these FRUs in order:  
Figure 17. Removal steps of LCD cable and antenna assembly  
Remove the LCD cable and antenna assembly in the direction shown by  
arrows 1.  
1
1
1
65  
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Locations  
Front view and right-side view  
1 Integrated camera  
2 Built-in microphone  
Note: Select models may have two microphones, please refer to the actual product.  
3 Wireless LAN antennas  
4 Computer display  
5 Power button  
6 Touchpad  
7 System status indicators  
Note: For the description of each indicator, see “Status indicators” on page 29.  
8 Combo audio jack  
9 Memory card slot  
J USB port  
K Optical drive  
L Kensington lock slot  
1
2
3
4
5
3
6
12  
11  
7
10  
9
8
66  
 
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
Bottom and Left-side view  
1 Speaker  
2 USB port  
3 HDMI port  
4 RJ-45 port  
5 VGA port  
6 Fan louvers  
7 Novo button  
8 AC power adapter jack  
1
8
7
1
6
5
4
3
2
2
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G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Parts list  
This section presents the following service parts:  
Note:  
Each FRU is available for all types or models, unless specific types or models are  
specified.  
Attention:  
Do not attempt to replace an FRU on your own. If an FRU is damaged, contact  
a Lenovo authorized servicer or a marketing representative for replacement  
or repair. Only qualifi ed technicians can inspect or repair this product.  
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Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
Overall  
G
F
ꢀꢉ  
ꢀꢀ  
ꢀꢁ  
C
D
ꢀꢂ  
ꢀꢃ  
ꢀꢄ  
E
ꢀꢅ  
69  
 
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Table 4. Parts list—Overall  
CRU G40- G40- G40- G40- Z40- Z40- G40-  
ID. 30 45 70 70m 70 75 80  
No. FRU  
FRU no.  
1
2
3
3
3
4
4
4
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
LCD unit (see “LCD FRUs” on page 79.)  
Keyboard (see “Keyboard” on page 81.)  
ACLU1 Upper Case Black W/MB LED Sponge 90205106  
ACLUG Upper Case Black M  
ACLUG Upper Case Silver H  
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
90205311  
90205312  
90005904  
5C50F77269  
5C50H19447  
90007376  
90007400  
90007388  
90007377  
90007401  
90007389  
90007378  
90007402  
90007390  
90007379  
90007403  
90007391  
90007380  
90007404  
90007392  
90007381  
90007405  
90007393  
90007382  
90007406  
90007394  
90007383  
90007407  
90007395  
90007384  
90007408  
90007396  
90007385  
90007409  
90007397  
90007386  
90007410  
90007398  
90007387  
90007411  
90007399  
5B20F77275  
5B20F77262  
5B20F77252  
ACLU1 Power Board W/Cable  
Power Board L W/Cable  
Power Board L G40-80  
ACLU9 MB N3520 1G 1000M  
ACLU9 MB W8P N3520 1G 1000M  
ACLU9 MB W8S N3520 1G 1000M  
ACLU9 MB N3520 1G 100M  
ACLU9 MB W8P N3520 1G 100M  
ACLU9 MB W8S N3520 1G 100M  
ACLU9 MB N2815 1G 1000M  
ACLU9 MB W8P N2815 1G 1000M  
ACLU9 MB W8S N2815 1G 1000M  
ACLU9 MB N2815 1G 100M  
ACLU9 MB W8P N2815 1G 100M  
ACLU9 MB W8S N2815 1G 100M  
ACLU9 MB N2920 1G 1000M  
ACLU9 MB W8P N2920 1G 1000M  
ACLU9 MB W8S N2920 1G 1000M  
ACLU9 MB N2920 1G 100M  
ACLU9 MB W8P N2920 1G 100M  
ACLU9 MB W8S N2920 1G 100M  
ACLU9 MB UMA N3520 1000M  
ACLU9 MB W8P UMA N3520 1000M  
ACLU9 MB W8S UMA N3520 1000M  
ACLU9 MB UMA N3520 100M  
ACLU9 MB W8P UMA N3520 100M  
ACLU9 MB W8S UMA N3520 100M  
ACLU9 MB UMA N2815 1000M  
ACLU9 MB W8P UMA N2815 1000M  
ACLU9 MB W8S UMA N2815 1000M  
ACLU9 MB UMA N2815 100M  
ACLU9 MB W8P UMA N2815 100M  
ACLU9 MB W8S UMA N2815 100M  
ACLU9 MB UMA N2920 1000M  
ACLU9 MB W8P UMA N2920 1000M  
ACLU9 MB W8S UMA N2920 1000M  
ACLU9 MB UMA N2920 100M  
ACLU9 MB W8P UMA N2920 100M  
ACLU9 MB W8S UMA N2920 100M  
L G40-45 UMAA6-6310  
L G40-45 DIS A6-6310 2G  
L G40-45 DIS A6-6310 1G  
70  
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
Table 4. Parts list—Overall (continued)  
CRU G40- G40- G40- G40- Z40- Z40- G40-  
ID. 30 45 70 70m 70 75 80  
No. FRU  
FRU no.  
5
L G40-45 W8S UMAA6-6310  
L G40-45 W8S DIS A6-6310 2G  
L G40-45 W8S DIS A6-6310 1G  
L G40-45 W8P UMAA6-6310  
L G40-45 W8P DIS A6-6310 2G  
L G40-45 W8P DIS A6-6310 1G  
L G40-45 UMAA4-6210  
5B20F77246  
5B20F77277  
5B20F77272  
5B20F77266  
5B20F77261  
5B20F77251  
5B20F77245  
5B20F77276  
5B20F77270  
5B20F77264  
5B20F77265  
5B20F77256  
5B20F77253  
5B20F77247  
5B20F77278  
5B20F77271  
5B20F77267  
5B20F77257  
5B20F77249  
5B20F77282  
5B20F77263  
5B20F77254  
5B20F77259  
5B20F77250  
5B20F77244  
5B20F77281  
5B20F77273  
5B20F77268  
5B20F77258  
5B20F77255  
5B20F77248  
5B20F77280  
5B20F77274  
90006433  
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
L G40-45 DIS A4-6210 2G  
L G40-45 DIS A4-6210 1G  
L G40-45 W8S UMAA4-6210  
L G40-45 W8S DIS A4-6210 2G  
L G40-45 W8S DIS A4-6210 1G  
L G40-45 W8P UMAA4-6210  
L G40-45 W8P DIS A4-6210 2G  
L G40-45 W8P DIS A4-6210 1G  
L G40-45 UMA E2-6110  
L G40-45 DIS E2-6110 2G  
L G40-45 DIS E2-6110 1G  
L G40-45 W8S UMA E2-6110  
L G40-45 W8S DIS E2-6110 2G  
L G40-45 W8S DIS E2-6110 1G  
L G40-45 W8P UMA E2-6110  
L G40-45 W8P DIS E2-6110 2G  
L G40-45 W8P DIS E2-6110 1G  
L G40-45 UMA E1-6010  
L G40-45 DIS E1-6010 2G  
L G40-45 DIS E1-6010 1G  
L G40-45 W8S UMA E1-6010  
L G40-45 W8S DIS E1-6010 2G  
L G40-45 W8S DIS E1-6010 1G  
L G40-45 W8P UMA E1-6010  
L G40-45 W8P DIS E1-6010 2G  
L G40-45 W8P DIS E1-6010 1G  
ACLU1 MB I7-4500U 2G 100M  
ACLU1 MB W8P I7-4500U 2G 100M  
ACLU1 MB W8S I7-4500U 2G 100M  
ACLU1 MB DIS I7-4500U 2G 1000M  
ACLU1 MB W8P I7-4500U 2G 1000M  
ACLU1 MB W8S I7-4500U 2G 1000M  
ACLU1 MB I5-4200U 2G 100M  
ACLU1 MB W8P I5-4200U 2G 100M  
ACLU1 MB W8S I5-4200U 2G 100M  
ACLU1 MB DIS I5-4200U 2G 1000M  
ACLU1 MB W8P I5-4200U 2G 1000M  
ACLU1 MB W8S I5-4200U 2G 1000M  
ACLU1 MB I3-4100U 2G 100M  
ACLU1 MB W8P I3-4100U 2G 100M  
90006434  
90006435  
90005900  
90006416  
90006417  
90006436  
90006437  
90006438  
90005901  
90006418  
90006419  
90006451  
90006452  
71  
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Table 4. Parts list—Overall (continued)  
CRU G40- G40- G40- G40- Z40- Z40- G40-  
ID. 30 45 70 70m 70 75 80  
No. FRU  
FRU no.  
5
ACLU1 MB W8S I3-4100U 2G 100M  
ACLU1 MB I3-4100U 2G 1000M  
ACLU1 MB W8P I3-4100U 2G 1000M  
ACLU1 MB W8S I3-4100U 2G 1000M  
ACLU1 MB I3-4010U 2G 100M  
ACLU1 MB W8P I3-4010U 2G 100M  
ACLU1 MB W8S I3-4010U 2G 100M  
ACLU1 MB DIS I3-4010U 2G 1000M  
ACLU1 MB W8P I3-4010U 2G 1000M  
ACLU1 MB W8S I3-4010U 2G 1000M  
ACLU1 MB I3-4005U 2G 100M  
ACLU1 MB W8P I3-4005U 2G 100M  
ACLU1 MB W8S I3-4005U 2G 100M  
ACLU1 MB I3-4005U 2G 1000M  
ACLU1 MB W8P I3-4005U 2G 1000M  
ACLU1 MB W8S I3-4005U 2G 1000M  
ACLU1 MB DIS 3558U 2G 100M  
ACLU1 MB W8P 3558U 2G 100M  
ACLU1 MB W8S 3558U 2G 100M  
ACLU1 MB 3558U 2G 1000M  
ACLU1 MB W8P 3558U 2G 1000M  
ACLU1 MB W8S 3558U 2G 1000M  
ACLU1 MB 2957U 2G 100M  
90006453  
90006448  
90006449  
90006450  
90006439  
90006440  
90006441  
90005902  
90006420  
90006421  
90006427  
90006428  
90006429  
90006424  
90006425  
90006426  
90005899  
90006414  
90006415  
90006430  
90006431  
90006432  
90006445  
90006446  
90006447  
90006442  
90006443  
90006444  
90006490  
90006491  
90006492  
90006487  
90006488  
90006489  
90006484  
90006485  
90006486  
90006481  
90006482  
90006483  
90006478  
90006479  
90006480  
90006475  
90006476  
90006477  
90006472  
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
ACLU1 MB W8P 2957U 2G 100M  
ACLU1 MB W8S 2957U 2G 100M  
ACLU1 MB 2957U 2G 1000M  
ACLU1 MB W8P 2957U 2G 1000M  
ACLU1 MB W8S 2957U 2G 1000M  
ACLU1 MB UMA I7-4500U 100M  
ACLU1 MB W8P UMA I7-4500U 100M  
ACLU1 MB W8S UMA I7-4500U 100M  
ACLU1 MB UMA I7-4500U 1000M  
ACLU1 MB W8P UMA I7-4500U 1000M  
ACLU1 MB W8S UMA I7-4500U 1000M  
ACLU1 MB UMA I5-4200U 100M  
ACLU1 MB W8P UMA I5-4200U 100M  
ACLU1 MB W8S UMA I5-4200U 100M  
ACLU1 MB UMA I5-4200U 1000M  
ACLU1 MB W8P UMA I5-4200U 1000M  
ACLU1 MB W8S UMA I5-4200U 1000M  
ACLU1 MB UMA I3-4100U 100M  
ACLU1 MB W8P UMA I3-4100U 100M  
ACLU1 MB W8S UMA I3-4100U 100M  
ACLU1 MB UMA I3-4100U 1000M  
ACLU1 MB W8P UMA I3-4100U 1000M  
ACLU1 MB W8S UMA I3-4100U 1000M  
ACLU1 MB UMA I3-4010U 100M  
72  
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
Table 4. Parts list—Overall (continued)  
CRU G40- G40- G40- G40- Z40- Z40- G40-  
ID. 30 45 70 70m 70 75 80  
No. FRU  
FRU no.  
5
ACLU1 MB W8P UMA I3-4010U 100M  
ACLU1 MB W8S UMA I3-4010U 100M  
ACLU1 MB UMA I3-4010U 1000M  
ACLU1 MB W8P UMA I3-4010U 1000M  
ACLU1 MB W8S UMA I3-4010U 1000M  
ACLU1 MB UMA I3-4005U 100M  
ACLU1 MB W8P UMA I3-4005U 100M  
ACLU1 MB W8S UMA I3-4005U 100M  
ACLU1 MB UMA I3-4005U 1000M  
ACLU1 MB W8P UMA I3-4005U 1000M  
ACLU1 MB W8S UMA I3-4005U 1000M  
ACLU1 MB UMA 3558U 100M  
ACLU1 MB W8P UMA 3558U 100M  
ACLU1 MB W8S UMA 3558U 100M  
ACLU1 MB UMA 3558U 1000M  
ACLU1 MB W8P UMA 3558U 1000M  
ACLU1 MB W8S UMA 3558U 1000M  
ACLU1 MB UMA 2957U 100M  
90006473  
90006474  
90006469  
90006470  
90006471  
90006466  
90006467  
90006468  
90006463  
90006464  
90006465  
90006460  
90006461  
90006462  
90006457  
90006458  
90006459  
90005903  
90006422  
90006423  
90006454  
90006455  
90006456  
90006950  
90006951  
90006952  
90006953  
90006954  
90006955  
90006956  
90006957  
90006958  
90006959  
90006960  
90006961  
90006962  
90006963  
90006964  
90006965  
90006966  
90006967  
90006968  
90006969  
90006970  
90007154  
90007155  
90007156  
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
ACLU1 MB W8P UMA 2957U 100M  
ACLU1 MB W8S UMA 2957U 100M  
ACLU1 MB UMA 2957U 1000M  
ACLU1 MB W8P UMA 2957U 1000M  
ACLU1 MB W8S UMA 2957U 1000M  
ACLUG MB I7-4500U 2G 1000M  
ACLUG MB W8P I7-4500U 2G 1000M  
ACLUG MB W8S I7-4500U 2G 1000M  
ACLUG MB I5-4200U 2G 1000M  
ACLUG MB W8P I5-4200U 2G 1000M  
ACLUG MB W8S I5-4200U 2G 1000M  
ACLUG MB I3-4100U 2G 1000M  
ACLUG MB W8P I3-4100U 2G 1000M  
ACLUG MB W8S I3-4100U 2G 1000M  
ACLUG MB I3-4010U 2G 1000M  
ACLUG MB W8P I3-4010U 2G 1000M  
ACLUG MB W8S I3-4010U 2G 1000M  
ACLUG MB I3-4005U 2G 1000M  
ACLUG MB W8P I3-4005U 2G 1000M  
ACLUG MB W8S I3-4005U 2G 1000M  
ACLUG MB 3558U 2G 1000M  
ACLUG MB W8P 3558U 2G 1000M  
ACLUG MB W8S 3558U 2G 1000M  
ACLUG MB 2957U 2G 1000M  
ACLUG MB W8P 2957U 2G 1000M  
ACLUG MB W8S 2957U 2G 1000M  
ACLUA MB DIS I7-4500 GT 2G  
ACLUA MB DIS I5-4200 GT 2G  
ACLUA MB DIS I3-4100 GT 2G  
73  
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Table 4. Parts list—Overall (continued)  
CRU G40- G40- G40- G40- Z40- Z40- G40-  
ID. 30 45 70 70m 70 75 80  
No. FRU  
FRU no.  
5
ACLUA MB DIS I3-4010 GT 2G  
ACLUA MB DIS I3-4005 GT 2G  
ACLUA MB DIS 3558 GT 2G  
90007157  
90007158  
90007159  
90007160  
90007161  
90007162  
90007163  
90007164  
90007165  
90007166  
90007167  
90007168  
90007169  
90007170  
90007171  
90007172  
90007173  
90007174  
90007175  
90007176  
90007177  
90007178  
90007179  
90007180  
90007181  
90007182  
90007183  
90007184  
90007185  
90007186  
90007187  
90007188  
90007189  
90007190  
90007191  
90007192  
90007193  
90007194  
90007195  
5B20F66790  
5B20F66780  
5B20F66773  
5B20F66801  
5B20F66794  
5B20F66784  
5B20F66777  
5B20F66805  
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
ACLUA MB DIS 2957 GT 2G  
ACLUA MB DIS I7-4500 GT 4G  
ACLUA MB DIS I5-4200 GT 4G  
ACLUA MB DIS I3-4100 GT 4G  
ACLUA MB DIS I3-4010 GT 4G  
ACLUA MB DIS I3-4005 GT 4G  
ACLUA MB DIS 3558 GT 4G  
ACLUA MB DIS 2957 GT 4G  
ACLUA MB W8S DIS I7-4500 GT 2G  
ACLUA MB W8S DIS I5-4200 GT 2G  
ACLUA MB W8S DIS I3-4100 GT 2G  
ACLUA MB W8S DIS I3-4010 GT 2G  
ACLUA MB W8S DIS I3-4005 GT 2G  
ACLUA MB W8S DIS 3558 GT 2G  
ACLUA MB W8S DIS 2957 GT 2G  
ACLUA MB W8S DIS I7-4500 GT 4G  
ACLUA MB W8S DIS I5-4200 GT 4G  
ACLUA MB W8S DIS I3-4100 GT 4G  
ACLUA MB W8S DIS I3-4010 GT 4G  
ACLUA MB W8S DIS I3-4005 GT 4G  
ACLUA MB W8S DIS 3558 GT 4G  
ACLUA MB W8S DIS 2957 GT 4G  
ACLUA MB W8P DIS I7-4500 GT 2G  
ACLUA MB W8P DIS I5-4200 GT 2G  
ACLUA MB W8P DIS I3-4100 GT 2G  
ACLUA MB W8P DIS I3-4010 GT 2G  
ACLUA MB W8P DIS I3-4005 GT 2G  
ACLUA MB W8P DIS 3558 GT 2G  
ACLUA MB W8P DIS 2957 GT 2G  
ACLUA MB W8P DIS I7-4500 GT 4G  
ACLUA MB W8P DIS I5-4200 GT 4G  
ACLUA MB W8P DIS I3-4100 GT 4G  
ACLUA MB W8P DIS I3-4010 GT 4G  
ACLUA MB W8P DIS I3-4005 GT 4G  
ACLUA MB W8P DIS 3558 GT 4G  
ACLUA MB W8P DIS 2957 GT 4G  
L Z40-75 FX-7500 UMA  
L Z40-75 W8S FX-7500 UMA  
L Z40-75 W8P FX-7500 UMA  
L Z40-75 A10-7300 UMA  
L Z40-75 W8S A10-7300 UMA  
L Z40-75 W8P A10-7300 UMA  
L Z40-75 A8-7100 UMA  
L Z40-75 W8S A8-7100 UMA  
74  
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
Table 4. Parts list—Overall (continued)  
CRU G40- G40- G40- G40- Z40- Z40- G40-  
ID. 30 45 70 70m 70 75 80  
No. FRU  
FRU no.  
5
L Z40-75 W8P A8-7100 UMA  
L Z40-75 FX-7500 DIS 2G  
L Z40-75 W8S FX-7500 DIS 2G  
L Z40-75 W8P FX-7500 DIS 2G  
5B20F66797  
5B20F66788  
5B20F66783  
5B20F66776  
5B20F66803  
5B20F66804  
5B20F66796  
5B20F66786  
5B20F66779  
5B20F66808  
5B20H12575  
5B20H12588  
5B20H12618  
5B20H12569  
5B20H12613  
5B20H12607  
5B20H12609  
5B20H12619  
5B20H12582  
5B20H12605  
5B20H12585  
5B20H12577  
5B20H12604  
5B20H12617  
5B20H12598  
5B20H12623  
5B20H12608  
5B20H12594  
5B20H12586  
5B20H12601  
5B20H12628  
5B20H12597  
5B20H12578  
5B20H12567  
5B20H12622  
5B20H12600  
5B20H12615  
5B20H12589  
5B20H12616  
5B20H12612  
5B20H12603  
5B20H12630  
5B20H12576  
5B20H12584  
5B20H12568  
5B20H12621  
5B20H12590  
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
L Z40-75 A10-7300 DIS 2G  
L Z40-75 W8S A10-7300 DIS 2G  
L Z40-75 W8P A10-7300 DIS 2G  
L Z40-75 A8-7100 DIS 2G  
L Z40-75 W8S A8-7100 DIS 2G  
L Z40-75 W8P A8-7100 DIS 2G  
MBLG40-80NOK 3205U M330 2G 1000  
MBLG40-80W8S 3205U M330 2G 1000  
MBLG40-80W8P 3205U M330 2G 1000  
MB L G40-80 NOK UMA 3205U 1000  
MB L G40-80 W8S UMA 3205U 1000  
MB L G40-80 W8P UMA 3205U 1000  
MBLG40-80NOK 3755U M330 2G 1000  
MBLG40-80W8S 3755U M330 2G 1000  
MBLG40-80W8P 3755U M330 2G 1000  
MB L G40-80 NOK UMA 3755U 1000  
MB L G40-80 W8S UMA 3755U 1000  
MB L G40-80 W8P UMA 3755U 1000  
MBLG40-80NOK 3805U M330 2G 1000  
MBLG40-80W8S 3805U M330 2G 1000  
MBLG40-80W8P 3805U M330 2G 1000  
MB L G40-80 NOK UMA 3805U 1000  
MB L G40-80 W8S UMA 3805U 1000  
MB L G40-80 W8P UMA 3805U 1000  
MBLG40-80NOKI3-5005UM330 2G1000  
MBLG40-80W8SI3-5005UM330 2G1000  
MBLG40-80W8PI3-5005UM330 2G1000  
MBLG40-80NOK UMA I3-5005U 1000  
MBLG40-80W8S UMA I3-5005U 1000  
MBLG40-80W8P UMA I3-5005U 1000  
MBLG40-80NOKI3-5010UM330 2G1000  
MBLG40-80W8SI3-5010UM330 2G1000  
MBLG40-80W8PI3-5010UM330 2G1000  
MBLG40-80NOK UMA I3-5010U 1000  
MBLG40-80W8S UMA I3-5010U 1000  
MBLG40-80W8P UMA I3-5010U 1000  
MBLG40-80NOKI5-5200UM330 2G1000  
MBLG40-80W8SI5-5200UM330 2G1000  
MBLG40-80W8PI5-5200UM330 2G1000  
MBLG40-80NOK UMA I5-5200U 1000  
MBLG40-80W8S UMA I5-5200U 1000  
MBLG40-80W8P UMA I5-5200U 1000  
MBLG40-80NOKI7-5500UM330 2G1000  
75  
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Table 4. Parts list—Overall (continued)  
CRU G40- G40- G40- G40- Z40- Z40- G40-  
ID. 30 45 70 70m 70 75 80  
No. FRU  
FRU no.  
5
MBLG40-80W8SI7-5500UM330 2G1000  
MBLG40-80W8PI7-5500UM330 2G1000  
MBLG40-80NOK UMA I7-5500U 1000  
MBLG40-80W8S UMA I7-5500U 1000  
MBLG40-80W8P UMA I7-5500U 1000  
MBLG40-80NOK 3205U M230 2G 1000  
MBLG40-80W8S 3205U M230 2G 1000  
MBLG40-80W8P 3205U M230 2G 1000  
MBLG40-80NOK 3755U M230 2G 1000  
MBLG40-80W8S 3755U M230 2G 1000  
MBLG40-80W8P 3755U M230 2G 1000  
MBLG40-80NOK 3805U M230 2G 1000  
MBLG40-80W8S 3805U M230 2G 1000  
MBLG40-80W8P 3805U M230 2G 1000  
MBLG40-80NOKI3-5005UM230 2G1000  
MBLG40-80W8SI3-5005UM230 2G1000  
MBLG40-80W8PI3-5005UM230 2G1000  
MBLG40-80NOKI3-5010UM230 2G1000  
MBLG40-80W8SI3-5010UM230 2G1000  
MBLG40-80W8PI3-5010UM230 2G1000  
MBLG40-80NOKI5-5200UM230 2G1000  
MBLG40-80W8SI5-5200UM230 2G1000  
MBLG40-80W8PI5-5200UM230 2G1000  
MBLG40-80NOKI7-5500UM230 2G1000  
MBLG40-80W8SI7-5500UM230 2G1000  
MBLG40-80W8PI7-5500UM230 2G1000  
ACLU9 Thermal DIS  
5B20H12629  
5B20H12593  
5B20H12627  
5B20H12596  
5B20H12583  
5B20H12580  
5B20H12592  
5B20H12620  
5B20H12566  
5B20H12579  
5B20H12624  
5B20H12599  
5B20H12610  
5B20H12574  
5B20H12571  
5B20H12581  
5B20H12611  
5B20H12625  
5B20H12573  
5B20H12602  
5B20H12595  
5B20H12572  
5B20H12587  
5B20H12614  
5B20H12626  
5B20H12591  
90205538  
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
*
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
6
6
6
6
6
6
6
6
7
8
8
8
9
ACLU9 Thermal UMA  
L G40-45 DIS  
ACLU1 HeatSink DIS  
ACLU1 HeatSink UMA  
ACLUG Heatsink DIS  
Heatsink L G40-80 DIS  
Heatsink L G40-80 UMA  
ACLU1 Fan  
90205539  
5H40F77279  
90205114  
90205115  
90205317  
5H40H12570  
5H40H12606  
90205116  
5C50F77260  
90005905  
USB&Audio Board L G40-45 W/Cable  
ACLU1 USB&Audio Board W/Cable  
USB&Audio Board L G40-80  
N
N
N
N
*
5C50H19448  
90205227  
ACLU1 Speaker L+R  
10 HDD, ST320LT012 6G 7mm 5.4K 320G HDD 16200384  
10 HDD, WD3200LPCX-24C6HT0 6G 7mm 5.4K 16200551  
320G HDD  
10 HDD, HTS545032A7E660 6G 7mm 5.4K  
320G HDD  
*
*
16200405  
10 HDD, TSB MQ01ABF032 6G 7mm 5.4K 320G 16200434  
HDD  
10 HDD, ST500LT012 6G 7mm 5.4K 500G HDD 16200383  
*
*
76  
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
Table 4. Parts list—Overall (continued)  
CRU G40- G40- G40- G40- Z40- Z40- G40-  
ID. 30 45 70 70m 70 75 80  
No. FRU  
FRU no.  
10 HDD, WD5000LPCX-24C6HT0 6G 7mm 5.4K 16200395  
500G HDD  
*
*
10 HDD, HTS545050A7E660 6G 7mm 5.4K  
500G HDD  
16200404  
10 HDD, TSB MQ01ABF050 6G 7mm 5.4K 500G 16200433  
*
*
*
HDD  
10 HDD, ST1000LM024 6G 9.5mm 5.4K 1T HDD 16200385  
10 HDD, WD10JPCX-24UE4T0 6G 9.5mm 5.4K 16200393  
1T HDD  
10 HDD, TSB MQ01ABD100 6G 9.5mm 5.4K 1T 16200429  
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
HDD  
10 HDD, HTS541010A9E680 6G 9.5mm 5.4K 1T 16200400  
HDD  
10 HDD, ST500LM000 6G 7mm 500G+8G  
SSHD  
16200391  
10 HDD, ST1000LM014 9.5mm 1T+8G 5400rpm 16200389  
SSHD  
11 RAM, SS M471B5173QH0-YK0 4GB DDR3L 11202079  
1600 (new)  
11 RAM, Hyn HMT451S6AFR8A-PB DDR3L  
1600 4GB  
11201300  
11 RAM, RMT3170ME68F9F-1600 4GB DDR3L 11202302  
1600(MC)  
11 RAM, MC MT8KTF51264HZ-1G6E1 4GB  
DDR3L 1600  
11 RAM, M471B5173DB0-YK0 25nm 4GB  
DDR3L 1600  
11 RAM, SK HMT451S6BFR8A-PB/RD 4GB  
DDR3L 1600  
11 RAM, M471B1G73QH0-YK0 35nmQ 8GB  
DDR3L 1600  
11202125  
11202081  
11202706  
11202080  
11201301  
11 RAM, Hyn HMT41GS6AFR8A-PB DDR3L  
1600 8GB  
11 RAM, RMT3160ME68FAF-1600 8GB DDR3L 11202450  
1600  
11 RAM, Mic MT16KTF1G64HZ-1G6E1 DDR3L 11201304  
1600 8GB  
11 RAM, M471B1G73DB0-YK0 25nm 8GB  
DDR3L 1600  
11 RAM, SK HMT41GS6BFR8A-PB/RD 8GB  
DDR3L 1600  
12 WirelessLan_Non_Intel, Ltn NFA335  
1x1BN+BT4.0 PCIE M.2 WLAN  
12 WirelessLan_Non_Intel, Cbt BCM43142  
1x1BN+BT4.0 PCIE M.2 WLAN  
12 WirelessLan_Non_Intel, Cbt RTL8723BE  
1x1BN+BT4.0 PCIE M.2 WLAN  
12 WirelessLan_Non_Intel, Ltn NFA345  
1x1AC+BT4.0 PCIE M.2 WLAN  
11202082  
11202707  
20200558  
20200557  
20200570  
20200579  
77  
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Table 4. Parts list—Overall (continued)  
CRU G40- G40- G40- G40- Z40- Z40- G40-  
ID. 30 45 70 70m 70 75 80  
No. FRU  
FRU no.  
12 WirelessLan_Non_Intel, Cbt BCM43162  
1x1AC+BT4.0 PCIE M.2 WLAN  
12 WirelessLan_Intel, Intel 3160 1x1AC+BT PCIE 20200418  
NGFF WLAN  
20200573  
*
*
13 ACLU1 Dummy ODD  
90205226  
25215010  
25213110  
*
*
13 ODD, HLDS GUA0N 9.0 Rambo ODD  
13 ODD, PLDS DA-8A5SH Slim SATATray  
Rambo  
*
13 ODD, QSI UJ8FBS 9.0 Rambo ODD  
13 ODD, TSST SU-228FB 9.0 Rambo ODD  
14 ACLU1 Lower Case Black  
25215312  
25215832  
90205107  
*
*
N
N
*
14 ACLUG Lower Case White H W/Speaker L+R 90205313  
15 ACLU1 Thermal Door Black  
15 ACLUG Thermal Door White H  
16 Battery, G5XXS SY L12S4E01 14.4V41Wh  
4cell bty  
16 Battery, G5XXS SP/L L12M4E01 14.88V41Wh 121500172  
4cell bty  
90205108  
90205314  
121500171  
*
*
*
*
*
*
*
16 Battery, G5XXS LG L12L4E01 14.8V41Wh  
121500173  
4cell bty  
16 Battery, G5XXS SY L12S4A02 14.4V32Wh  
4cell bty  
16 Battery, G5XXS SP/L L12M4A02 14.4V32Wh 121500175  
4cell bty  
16 Battery, G5XXS LG L12L4A02 14.4V32Wh  
4cell bty  
121500174  
121500176  
78  
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
LCD FRUs  
In Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80, there are  
following types of LCDs.  
79  
 
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Table 5. Parts list—14.0-in. HD LED  
CRU G40- G40- G40- G40- Z40- Z40- G40-  
ID. 30 45 70 70m 70 75 80  
No. FRU  
FRU no.  
1
ACLU1 LCD Bezel Black  
ACLUG LCD Bezel Black M  
ACLUG LCD Bezel Silver H  
LGD LP140WH2-TPSH HD G F LED1 NB  
LCD  
AUO B140XTN03.2 4A HD G F LED1 NB  
LCD  
CMI N140BGE-EB3 C2 HD G S LED1 NB  
LCD  
90205105  
90205309  
90205310  
18201662  
N
N
N
1
1
2
N
N
N
2
2
18201663  
18201664  
3
4
4
5
6
6
6
7
7
7
7
7
ACLU1 Hinge W/LCD Bracket L+R  
ACLU1 LCD Cable DIS  
90205229  
90205230  
90205231  
90205228  
90005906  
90005907  
90006949  
90205540  
90205542  
90205103  
90205104  
90205308  
N
N
N
N
N
N
N
N
N
N
N
ACLU1 LCD Cable UMA  
ACLU1 Antenna WLAN Main+AUX  
ACLU1 Camera Board 1M  
ACLU1 Camera Board 0.3M  
ACLUG Camera Board 720P  
ACLU9 LCD Cover DIS RED  
ACLU9 LCD Cover DIS SV  
ACLU1 LCD Cover Black DIS  
ACLU1 LCD Cover Black UMA  
ACLUG LCDCoverWhiteW/Antenna/  
LCDCableDIS  
N
7
7
7
7
ACLUA LCD Cover BK DIS  
ACLUA LCD Cover SV DIS  
ACLUALCDBlackPaintW/ANT/LCDCBUMA 90205390  
ACLU9LCDSilverPTW/ANT/LCDCBUMA 90205543  
90205389  
90205391  
N
N
N
N
80  
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
Keyboard  
Table 6. Parts list—Keyboard  
CRU G40- G40- G40- G40- Z40- Z40- G40-  
ID. 30 45 70 70m 70 75 80  
Language  
P/N  
English  
U.K. English  
Italian  
Spanish  
Turkish  
Thai  
25214510  
25214511  
25214512  
25214513  
25214514  
25214515  
25214516  
25214517  
Portuguese  
Latin  
Canadian English&French  
Korean  
Traditional Chinese  
Russian  
French  
German  
Arabic  
Brazilian  
25214518  
25214519  
25214520  
25214521  
25214522  
25214523  
25214524  
25214525  
25214526  
25214527  
25214528  
25214529  
25214530  
25214531  
25214532  
25214533  
25214534  
25214535  
25214536  
25214537  
25214538  
25214539  
25214540  
25214541  
25214542  
25214543  
25214544  
25214545  
25214546  
25214547  
25214548  
25214549  
25214550  
25214551  
25214552  
25214553  
Chicony  
Japanese  
Dutch  
Greek  
Hebrew  
Hungarian  
Four Nordic countries  
Belgian  
Icelandic  
Slovenian  
Swiss  
International English  
Czechoslovakian  
Bulgarian  
Indian  
English  
U.K. English  
Italian  
Spanish  
Turkish  
Thai  
Portuguese  
Latin  
Canadian English&French  
Korean  
Traditional Chinese  
Russian  
French  
German  
**  
Sunrex  
81  
 
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Table 6. Parts list—Keyboard (continued)  
CRU G40- G40- G40- G40- Z40- Z40- G40-  
ID. 30 45 70 70m 70 75 80  
Language  
P/N  
Arabic  
Brazilian  
25214554  
25214555  
Dutch  
25214557  
Greek  
Hebrew  
Hungarian  
Four Nordic countries  
Belgian  
Icelandic  
Slovenian  
Swiss  
International English  
Czechoslovakian  
Bulgarian  
Indian  
English  
U.K. English  
Italian  
Spanish  
Turkish  
Thai  
Portuguese  
Latin  
Canadian English&French  
Korean  
Traditional Chinese  
Russian  
25214558  
25214559  
25214560  
25214561  
25214562  
25214563  
25214564  
25214565  
25214566  
25214567  
25214568  
25214569  
25215190  
25215191  
25215192  
25215193  
25215194  
25215195  
25215196  
25215197  
25215198  
25215199  
25215200  
25215201  
25215202  
25215203  
25215204  
25215205  
25215206  
25215207  
25215208  
25215209  
25215210  
25215211  
25215212  
25215213  
25215214  
25215215  
25215216  
25215217  
25215218  
25215219  
Sunrex  
**  
French  
German  
Arabic  
Brazilian  
Japanese  
Dutch  
Greek  
Liteon  
Hebrew  
Hungarian  
Four Nordic countries  
Belgian  
Icelandic  
Slovenian  
Swiss  
International English  
Czechoslovakian  
Bulgarian  
Indian  
82  
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
Miscellaneous parts  
Table 7. Parts list—Miscellaneous parts  
CRU G40- G40- G40- G40- Z40- Z40- G40-  
ID. 30 45 70 70m 70 75 80  
FRU  
FRU no.  
System miscellaneous parts:  
(a) HDD Bracket,L,G40-70,L+R  
(a) ACLU1 HDD Bracket L+R  
(b) ACLU1 ODD Bracket  
(c) ACLU1 ODD Bezel Tray-in  
(c) ACLUG ODD Bezel Black M  
(c) ACLUG ODD Bezel White H  
(c) ACLUA ODD Bezel BK painting  
5B40F65212  
90205110  
90205111  
90205109  
90205315  
90205316  
90205394  
N
Cable miscellaneous parts:  
(d) ACLU1 DC-IN Cable DIS  
(d) ACLU1 DC-IN Cable UMA  
(e) ACLU1 Touch Pad Cable  
90205112  
90205113  
90205232  
Note: Italicized letters in parentheses are  
references to the exploded view in “Overall” on  
83  
 
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
AC adapters  
Table 8. Parts list—3-pin AC adapters  
CRU G40- G40- G40- G40- Z40- Z40- G40-  
ID. 30 45 70 70m 70 75 80  
FRU  
P/N  
Delta ADLX45NDC3A 20V2.25A adapter  
Liteon ADLX45NLC3A 20V2.25A adapter  
Chicony ADLX45NCC3A 20V2.25A adapter  
Delta ADLX45NDC3A 20V2.25A adap(CMN)  
Liteon ADLX45NLC3A 20V2.25A adap(CMN)  
Chicony ADLX45NCC3A 20V2.25A adap(CMN)  
Delta ADLX65NDC3A 20V3.25A adapter  
Liteon ADLX65NLC3A 20V3.25A adapter  
Chicony ADLX65NCC3A 20V3.25A adapter  
Liteon ADLX65NLC3A 20V3.25A adap(CMN)  
Chicony ADLX65NCC3A 20V3.25A adap(CMN)  
36200245  
36200246  
36200247  
36200602  
36200606  
36200610  
36200249  
36200251  
36200253  
36200607  
36200611  
*
*
*
*
*
*
*
*
*
*
*
Screws  
Table 9. Parts list—screws  
CRU G40- G40- G40- G40- Z40- Z40- G40-  
ID. 30 45 70 70m 70 75 80  
FRU  
P/N  
ACLU1 Screw Panel-A/MB-D/IO BD-D/Thm-MB  
Vienna SCREW M M 3.0D 3.0L K 4.0D 0.4T  
ACLU1 Screw D-C/D-KB/ODD BKT-D-MB-KB/FAN 90205118  
90205117  
90204955  
N
N
N
N
N
N
N
N
ACLU1 Screw Hinge-D  
90205119  
90202836  
90203989  
90205222  
90204294  
VIUU4 Screw 2D 2.5LK 4.5D 0.5T ZK NL+  
AILZA Screw M M 2D 1.5+3.4L K 3.5D 1T  
ACLU1 Screw D-SYS ID Hole/Thm Door-SYS  
AILZC SCREW M M 2.5D 3.5L K 5.3D  
84  
   
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
Power cords  
A Lenovo power cord for a specific country or region is usually available only in that country or region:  
Table 10. Parts list—power cords  
CRU G40- G40- G40- G40- Z40- Z40- G40-  
ID. 30 45 70 70m 70 75 80  
Region  
P/N  
CCC 3PIN  
145000600  
• LINETEK PC323+RVV300/300+LS15 1m  
Argentina 3PIN  
145000599  
145000598  
145000597  
145000596  
145000595  
145000594  
145000593  
145000592  
145000591  
145000590  
145000589  
145000588  
145000587  
145000586  
145000585  
145000568  
145000567  
145000566  
• LINETEK LS15+H03VV-F+LP39 1m  
Danmark 3PIN  
• LINETEK LS15+H03VV-F+LP-38 1m  
Switzerland 3PIN  
• LINETEK LS15+H03VV-F+LP-37 1m  
Brazil 3PIN  
• LINETEK LS15 H03VV-F LP26A 1m  
Israel 3PIN  
• LINETEK LS15+H03VV-F+LP-41 1m  
UL 3PIN  
• LINETEK LP-30B + SPT-2 + LS15 1m  
UK 3PIN  
• LINETEK LP-61L+ H03VV-F+ LS15 1m  
Indian 3PIN  
• LINETEK PE-361+ H05VV-F+ LS15 1m  
Italy 3PIN  
*
• LINETEK LS15+H03VV-F+PE-336 1m  
Korea 3PIN  
• LINETEK LS15+H05VV-F+LP-E04A 1m  
Australia 3PIN  
• LINETEK LS15+H03VV-F+LP-23A 1m  
Taiwan 3PIN  
• LINETEK LS15+VCTF+LP-53 1m  
Japan 3PIN  
• LINETEK LS15+VCTF+LP-54 1m  
Africa 3PIN  
• LINETEK LS15+H03VV-F+PE-364 1m  
CE 3PIN  
• LINETEK LP-34+H03VV-F + LS15 1m  
CCC 3PIN  
• Longwell LSG-31+RVV300/300+LS-18 1m  
Argentina 3PIN  
• Longwell LP-24+H03VV-F+LS-18 1m  
Danmark 3PIN  
• Longwell LP-40+H03VV-F+LS-18 1m  
85  
 
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Table 10. Parts list—power cords (continued)  
CRU G40- G40- G40- G40- Z40- Z40- G40-  
ID. 30 45 70 70m 70 75 80  
Region  
P/N  
Switzerland 3PIN  
145000565  
• Longwell LP-37+H03VV-F+LS-18 1m  
Brazil 3PIN  
145000564  
145000563  
145000562  
145000561  
145000560  
145000559  
145000558  
145000557  
145000556  
145000555  
145000554  
145000553  
145000538  
145000537  
145000605  
145000524  
145000535  
145000534  
145000533  
145000532  
145000531  
• Longwell LP-46+H03VV-F+LS-18 1m  
Israel 3PIN  
• Longwell LP-41+H03VV-F+LS-18 1m  
UL 3PIN  
• Longwell LP-30B+SPT-2 18AWG+LS-18 1m  
UK 3PIN  
• Longwell LP-61L+H03VV-F+LS-18 1m  
Indian 3PIN  
• Longwell LP-67+BIS+LS-18 1m  
Italy 3PIN  
• Longwell LP-22+H03VV-F+LS-18 1m  
Korea 3PIN  
• Longwell LP-486+KTLH03VV-F+LS-5 1m  
Australia 3PIN  
• Longwell LP-23A+LFC-3R+LS-18 1m  
Taiwan3PIN  
• Longwell LP-71+VCTF+LS-33 1m  
Japan 3PIN  
• Longwell LP-54+VCTF+LS-18 1m  
Africa 3PIN  
*
• Longwell LP-39+H03VV-F+LS-18 1m  
CE 3PIN  
• Longwell LP-34A+H03VV-F+LS-18 1m  
CCC 3PIN  
• VOLEX GB10S3+RVV 300/500+VAC5S 1m  
UL 3PIN  
• Volex US15S3+SPT-2 +VAC5S 1m  
UK 3PIN  
• VOLEX MP5004+H03VV-F+VAC5S 1m  
Switzerland 3PIN  
• VOLEX MP232+H03VV-F+VAC5S 1m  
Italy 3PIN  
• VOLEX IT10S3+HO3VV-F+VAC5S 1m  
Denmark 3PIN  
• VOLEX MP233D+H03VV-F+VAC5S 1m  
Korea 3PIN  
• VOLEX M2511+KETI IEC+VAC5S 1m  
Australia 3PIN  
• VOLEX AU10S3+H03VV-F+VAC5S 1m  
Taiwan 3PIN  
• VOLEX TW15CS3+VCTF+VAC5S 1m  
86  
Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80  
Table 10. Parts list—power cords (continued)  
CRU G40- G40- G40- G40- Z40- Z40- G40-  
ID. 30 45 70 70m 70 75 80  
Region  
P/N  
Japan 3PIN  
145000530  
• VOLEX VAC5S+VCTF+M755 1m  
Argentina 3PIN  
145000528  
145000527  
145000526  
145000525  
145500000  
145500001  
145500002  
145500003  
145500004  
145500005  
145500006  
145500007  
145500008  
145500009  
145500010  
145500011  
145500012  
145500013  
145500014  
145500015  
• VOLEX VA2073+H03VV-F+VAC5S 1m  
Brazil 3PIN  
• VOLEX CH10S3+H03VV-F+VAC5S 1m  
Israel 3PIN  
• VOLEX SI16S3+H03VV-F+VAC5S 1m  
CE 3PIN  
• VOLEX M2511+HO3VV-F+VAC5S 1m  
UK  
• lux 0031+H03VV-F 0.75/3C+0011 1m  
Europe  
• lux 0033+H03VV-F 0.75/3C+0011 1m  
US  
• lux 0014+SPT-2 60°C 18/3C+0016 1m  
China  
• lux 0036+RVV 300/300 0.75/3C+0002 1m  
Indian  
• lux 0046+IS694 0.75/3C+0011 1m  
Japan  
*
• lux 0018(E)+VCTF 0.75/3C+0021 1m  
Australia  
• lux 0038+H03VV-F 0.75/3C+0011 1m  
Taiwan  
• lux 0019+VCTF 0.75/3C+0021 1m  
Korea  
• lux 0033+H03VV-F 0.75/3C+0011 1m  
Italy  
• lux 0029+H03VV-F 0.75/3C+0011 1m  
South Africa  
• lux 0044+H03VV-F 0.75/3C+0011 1m  
Brazil  
• lux 0034+H03VV-F 0.75/3C+0011 1m  
Israel  
• lux 0041+H03VV-F 0.75/3C+0011 1m  
Switzerland  
• lux 0027+H03VV-F 0.75/3C+0011 1m  
Denmark  
• lux 0048+H03VV-F 0.75/3C+0011 1m  
Argentina  
• lux 0040+H03VV-F 0.75/3C+0011 1m  
87  
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75/G40-80 Hardware Maintenance Manual  
Notices  
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88  
 
Notices  
Any performance data contained herein was determined in a controlled  
environment. Therefore, the result obtained in other operating environments  
may vary significantly. Some measurements may have been made on  
development-level systems and there is no guarantee that these measurements  
will be the same on generally available systems. Furthermore, some  
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89  

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