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Lenovo G770 Hardware Maintenance Manual

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This chapter presents the following important service information:
• “Strategy for replacing FRUs” on page 16

– “Strategy for replacing a hard disk drive” on page 17
– “Important notice for replacing a system board” on page 17

• “Important information about replacing RoHS compliant FRUs” on page 18

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:
1. Go to http://consumersupport.lenovo.com/.
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.

Important service information

Important:

BIOS and device driver fixes are customer-installable. The BIOS and device
drivers are posted on the customer support site:
http://consumersupport.lenovo.com/.

Strategy for replacing FRUs

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Summary of Contents for 10372JU

Page 1: ...Lenovo G770 Hardware Maintenance Manual ...

Page 2: ...eveloped exclusively at private expense and are sold to governmental entities as commercial items as defined by 48 C F R 2 101 with limited and restricted rights to use reproduction and disclosure LIMITED AND RESTRICTED RIGHTS NOTICE If products data computer software or services are delivered pursuant a General Services Administration GSA contract use reproduction or disclo sure is subject to res...

Page 3: ...Supervisor password 24 Power management 25 Screen blank mode 25 Sleep standby mode 25 Hibernation mode 26 Lenovo G770 27 Specifications 27 Status indicators 29 Fn key combinations 31 FRU replacement notices 32 Screw notices 32 Removing and replacing an FRU 33 1010 Battery pack 34 1020 Dummy card 35 1030 Hard disk drive HDD Memory Mini PCI Express Card slot compartment cover 36 1040 Hard disk drive...

Page 4: ...y information required for servicing computers The product specific section includes service reference and product specific parts information About this manual 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 Safety inf...

Page 5: ...ervice a Lenovo computer General safety on page 2 Electrical safety on page 3 Safety inspection guide on page 5 Handling devices that are sensitive to electrostatic discharge on page 6 Grounding requirements on page 6 Safety notices multilingual translations on page 7 Laser compliance statement on page 14 Safety information ...

Page 6: ...l personnel while you are servicing the machine Keep your toolcase away from walk areas so that other people will not trip it over 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 nonco...

Page 7: ...ttention 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...

Page 8: ... 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 Use ca...

Page 9: ...rmine 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 met...

Page 10: ...t 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 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 outsi...

Page 11: ... 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 l...

Page 12: ...n 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 conte...

Page 13: ...eschlossen 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 cortoci...

Page 14: ...s 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 Einsat...

Page 15: ...ten 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...

Page 16: ...tery 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 Erdu...

Page 17: ...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 ...

Page 18: ...ice could result in exposure to hazardous laser radiation There are no serviceable parts inside those drives Do not open Laser compliance statement 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 res...

Page 19: ...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 é...

Page 20: ... 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 1 Go to http consumersupport lenovo com 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 t...

Page 21: ...onfiguration 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 ac...

Page 22: ...uppliers 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 rep...

Page 23: ...ce 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 variet...

Page 24: ...ing 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 ...

Page 25: ...d of the AC adapter for correct continuity and installation If the computer does not charge during operation go to Checking operational charging 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 Note Output voltage for the AC adapter pin No 2 may differ from the on...

Page 26: ...lick 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 To check the battery pack follow the steps below 1 Turn off the ...

Page 27: ...c This disc contains additional content such as software for specific models and updates to the software that was preloaded on the computer Not all recovery disc sets come with a Supplemental Recovery Disc To restore the computer to the original factory configuration using the recovery disc set do the following 1 Insert the bootable Start Recovery Disc into the optical drive 2 Start the computer W...

Page 28: ...or 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...

Page 29: ... computer goes into sleep standby mode automatically If a suspend time has been set on the timer and the user does not do any operation with the keyboard the hard disk the parallel connector or the diskette drive within that time If the battery indicator is amber indicating that the battery power is low Alternatively if Hibernate when battery becomes low has been selected in the Power Management P...

Page 30: ... perform that action Closing the lid Pressing the power button Also the computer goes into hibernation mode automatically in either of the following conditions If a hibernation time has been set on the timer and if the user does not do any operation with the keyboard the hard disk drive the parallel connector or the diskette drive within that time If the timer conditions are satisfied in suspend m...

Page 31: ...le 1 Specifications Feature Description Processor Intel Huron River Core Chipset Intel HM65 Bus architecture DDR3 800 1066 1333MT s for for Dual Core CPU DDR3 800 1066 1333MT s for Quad Core CPU DMI X4 2 5Gb s FDI 8 lanes 2channels 2 7Gt s Graphic Chipset AMD Radeon HD 6650M Display 17 3 HD LED Panel Wedge Type 1600 x 900 pixels 220 nit 17 3 FHD LED Panel Wedge Type 1920 x 1080 pixels 220 nit Stan...

Page 32: ...mbo Jack Built in stereo speakers Built in microphone Video CRT port x 1 HDMI port x 1 Ethernet on the system board 10 100M Ethernet PCI Express Mini Card slot 1 slot for WLAN card half size WLAN Intel WiMAX Wifi 6250AGN Intel WiMAX Wifi 6150AGN WWAN design ready Bluetooth BT2 1 EDR Keyboard 6 rows Lenovo Chiclet Keyboard Touch pad Two clicks with Rubber Dome Integrated camera 2 0M pixies Battery ...

Page 33: ...Lenovo G770 29 The system status indicators below show the computer status Status indicators G770 d c e f a b ...

Page 34: ...ower between 5 and 20 of its capacity Blinking white The battery is being charged with the remaining power between 20 and 80 of its capacity White The remaining power of the battery is more than 80 of its capacity or the computer is operating on battery power with the remaining power between 20 and 80 of its capacity Wireless status White The wireless LAN radio is turned on and connected to AP Bli...

Page 35: ...lay Fn F4 Open the interface for display resolution settings Fn F5 Open the interface for integrated wireless devices settings on off Fn F6 Enable Disable the touchpad Fn F9 Start Pause playback of Windows Media Player Fn F10 Stop playback of Windows Media Player Fn F11 Skip to the previous track Fn F12 Skip to the next track Fn PrtSc Activate the system request Fn Insert Enable Disable the scroll...

Page 36: ...bag Always use new screws 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 Logic card to plastic Turn an additional 180 after the screw head touches the surface of the logic card Torque driver If you have a torque screwdriver refer to the Torque column for each step Make sure tha...

Page 37: ...e 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 Attention After replacing an FRU do not turn on the computer until you have made sure that all screws springs and other small parts a...

Page 38: ...lever in the unlocked position remove the battery pack in the direction shown by arrow When installing Install the battery pack along the slide rails of the slot Then make sure that the battery release lever is in the locked position DANGER Only use the battery specified in the parts list for your computer Any other battery could ignite or explode a b c c b 1 a ...

Page 39: ...Lenovo G770 35 1020 Dummy card For access remove this FRU 1010 Battery pack on page 34 Figure 2 Removal steps of dummy cards Remove the dummy card in the direction shown by arrows a b 1 2 ...

Page 40: ...er For access remove this FRU 1010 Battery pack on page 34 Figure 3 Removal steps of HDD Memory Mini PCI Express Card slot compartment cover Loosen four screws and remove two screws then remove the compartment cover Step Screw quantity Color Torque M2 5 8 mm flat head nylokcoated 2 Black 2 0 kgfcm a b c a c b a b a b ...

Page 41: ...in the direction shown by arrow Step Screw quantity Color Torque M2 5 4 mm flat head nylok coated 2 Black 2 0 kgfcm 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 damages and permanent loss of data Before removing the drive suggest the customer to backup all the information on it if possible...

Page 42: ...ive secured in a metal frame Remove four screws and detach the metal frame from the hard disk drive When installing Make sure that the HDD connector is attached firmly Step Screw quantity Color Torque M3 3 mm flat head nylok coated 4 Black 2 5 kgfcm c 3 d e d d d d e d ...

Page 43: ...moval steps of optical drive Remove the screw insert a screwdriver into the screw hole and push the optical drive in the direction shown by arrow Pull the optical drive out in the direction shown by arrow Step Screw quantity Color Torque M2 5 8 mm flat head nylok coated 1 Black 2 0 kgfcm a b c a a b c ...

Page 44: ...f the socket at the same time in the direction shown by arrows and then unplug the DIMM in the direction shown by arrow Note If only one DIMM is used on the computer you are servicing the card must be installed in SLOT 0 lower slot but not in SLOT 1 upper slot z When installing Insert the notched end of the DIMM into the socket Push the DIMM firmly and pivot it until it snaps into the place Make s...

Page 45: ...less LAN WAN Disconnect the two wireless LAN cables black white and then remove the screw In step 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 arrows Notes wireless LAN card has 2 cables in step wireless LAN card in some models may have 3 cables in step Step Screw quantity Co...

Page 46: ... with a wireless LAN card that has two antenna connectors plug the black cable 1st MAIN into the jack labeled 1 and the white cable 2nd AUX into jack labeled 2 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 jack labeled 3 and the white cable 2nd AUX into jack labeled 2 on the card c c ...

Page 47: ...is FRU 1010 Battery pack on page 34 Figure 8 Removal steps of keyboard Remove the screw Loosen the keyboard with fingers in the direction shown by arrow Step Screw quantity Color Torque M2 5 8 mm flat head nylok coated 1 Black 2 0 kgfcm a a b G770 b a ...

Page 48: ...ce Manual 44 Figure 8 Removal steps of keyboard continued Lift the keyboard a little and then detach the connector in the direction shown by arrows When installing Make sure that the FPC connector is attached firmly c d e G770 c d e ...

Page 49: ... 1050 Optical drive on page 39 1080 Keyboard on page 43 Figure 9 Removal steps of keyboard bezel Remove sixteen screws four screws and two screws on the bottom Step Screw quantity Color Torque M2 5 8 mm flat head nylok coated 16 Black 2 0 kgfcm M2 2 mm flat head nylok coated 4 Black 1 6 kgfcm M2 3 mm flat head nylok coated 2 Black 1 6 kgfcm a b c a a c c a a b b b b a a a a a a a a a b c ...

Page 50: ... G770 Hardware Maintenance Manual 46 Figure 9 Removal steps of keyboard bezel continued Remove four screws Step Screw quantity Color Torque M2 5 5 mm flat head nylok coated 4 White 2 0 kgfcm d G770 d d d d d ...

Page 51: ...moval steps of keyboard bezel continued Detach three FPC connectors in the direction shown by arrows When installing Make sure that all the FPC connectors microphone connectors and LCD connector are attached firmly e G770 e e e ...

Page 52: ...el in the direction shown by arrow Remove two screws and then remove the power board Remove the screw to lift the USB board Step Screw quantity Color Torque M2 3 mm flat head nylok coated 2 Black 1 6 kgfcm Step Screw quantity Color Torque M2 3 mm flat head nylok coated 1 Black 1 6 kgfcm f G770 f g h g g h g i j g h i ...

Page 53: ...AN on page 41 1080 Keyboard on page 43 1090 Keyboard bezel on page 45 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 In the whole process make sure not to drop or stack the system board If you put ...

Page 54: ...Unplug three microphone connectors in the direction shown by arrows and the LCD connector in the direction shown by arrow When installing Make sure that all the connectors are attached firmly Step Screw quantity Color Torque M2 5 4 mm flat head nylok coated 5 Black 2 0 kgfcm a b c G770 a a a a a b b c a ...

Page 55: ...installing When attaching the system board to the base cover adjust the placement of the wireless radio switch as shown in and make sure that both of the audio jack and the microphone jack are attached to the holes on the base cover as shown in Improper placement of the switch or those jacks might cause a damage d G770 d b a a ...

Page 56: ...11 Removal steps of LCD unit Release the antenna cables from the cable guides in the direction shown by arrows Remove four screws When installing 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 attac...

Page 57: ...Lenovo G770 53 Figure 11 Removal steps of LCD unit continued Remove the LCD unit in the direction shown by arrows c c c ...

Page 58: ... 1040 Hard disk drive on page 37 1050 Optical drive on page 39 1060 DIMM on page 40 1070 PCI Express Mini Card for wireless LAN WAN on page 41 1080 Keyboard on page 43 1090 Keyboard bezel on page 45 1100 System board on page 49 Figure 12 Removal steps of fan assembly and heat sink assembly Detach the fan connector in the direction shown by arrow When installing Make sure that the fan connector is ...

Page 59: ...r screws and three screws Lift the fan assembly and heat sink assembly in the direction shown by arrow Be careful not to damage the connector Step Screw quantity Color Torque M2 2 mm flat head nylok coated 4 Black 1 6 kgfcm M2 5 4 mm flat head nylok coated 3 Black 2 0 kgfcm b c c b b c b b c d d b c ...

Page 60: ...d on page 43 1090 Keyboard bezel on page 45 1100 System board on page 49 1120 Fan assembly and Heat Sink assembly on page 54 Attention CPU is extremely sensitive When you service the CPU avoid any kind of rough handling Figure 13 Removal steps of CPU Rotate the head of the screw in the direction shown by arrow to release the lock then remove the CPU in the direction shown by arrow When installing ...

Page 61: ...sk drive on page 37 1050 Optical drive on page 39 1060 DIMM on page 40 1070 PCI Express Mini Card for wireless LAN WAN on page 41 1080 Keyboard on page 43 1090 Keyboard bezel on page 45 1110 LCD unit on page 52 1100 System board on page 49 Figure 14 Removal steps of base cover speakers bluetooth card and power assembly Lift the power assembly in the direction shown by arrow Remove the bluetooth ca...

Page 62: ...Hardware Maintenance Manual 58 Remove four screws and then remove the speakers in the direction shown by arrows Step Screw quantity Color Torque M2 5 2 mm flat head nylok coated 4 Black 2 0 kgfcm c d c c c c d d d ...

Page 63: ...bel BT Indonesia BT or BT Label for US CA TW Malaysia SIRIM BT Label Malaysia SIRIM WLAN Label Brazil Label WLAN or Israel LBL for WLAN WLAN Label for US CA TW or Indonesia WLAN or WLAN Label for US TW COA Label Rating Label PRC MTM CODE INDONESIA D SIDE 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 th...

Page 64: ...e 37 1050 Optical drive on page 39 1060 DIMM on page 40 1070 PCI Express Mini Card for wireless LAN WAN on page 41 1080 Keyboard on page 43 1090 Keyboard bezel on page 45 1100 System board on page 49 1110 LCD unit on page 52 Figure 15 Removal steps of LCD front bezel Remove two screws Remove the LCD front bezel in the direction shown by arrows Step Screw quantity Color Torque M2 5 5 mm flat head n...

Page 65: ...AN WAN on page 41 1080 Keyboard on page 43 1090 Keyboard bezel on page 45 1100 System board on page 49 1110 LCD unit on page 52 1150 LCD front bezel on page 60 Figure 16 Removal steps of LCD panel LCD cable and hinges Remove four screws Unplug the integrated camera connector in the direction shown by arrow Lift the LCD panel in the direction shown by arrows When installing Make sure that the conne...

Page 66: ... Figure 16 Removal steps of LCD panel LCD cable and hinges continued Remove eight screws and the hinges in the direction shown by arrows Step Screw quantity Color Torque M2 3 mm flat head nylokcoated 8 Black 1 6 kgfcm d e d d d d d d d d e e d ...

Page 67: ... cable and hinges continued Note The LCD cables are attached to the LCD panel by a metal connector Peel off the adhesive tape and detach the connector in the direction shown by arrow When installing Make sure that the metal connector is attached firmly f 6 ...

Page 68: ...ireless LAN WAN on page 41 1080 Keyboard on page 43 1090 Keyboard bezel on page 45 1100 System board on page 49 1110 LCD unit on page 52 1150 LCD front bezel on page 60 1160 LCD panel LCD cable and hinges on page 61 Figure 17 Removal steps of integrated camera Note The integrated camera is stuck on the top center of the LCD cover Remove the integrated camera from the LCD cover When installing Stic...

Page 69: ... on page 49 1110 LCD unit on page 52 1150 LCD front bezel on page 60 1160 LCD panel LCD cable and hinges on page 61 Figure 18 Removal steps of antenna assembly and LCD cover Peel off the adhesive tapes securing the antenna boards release the cables from the cable guide and then remove the antenna assembly in the direction shown by arrows When installing Route the antenna cables along the cable gui...

Page 70: ...dels only Computer display Power button OneKey Rescue System button System status indicators Note For the description of each indicator see Status indicators on page 29 Built in microphone Touchpad Integrated wireless device switch Select models only Memory card slot Locations a b c d e f g h i j G770 i f 1 2 2 6 5 4 8 3 7 j ...

Page 71: ...Lenovo G770 67 Right side view AC power adapter jack USB port Optical drive Microphone jack Headphone jack a b c d e 2 1 3 5 4 ...

Page 72: ... view Kensington slot Fan louvers VGA port RJ 45 port HDMI port Select models only USB port Battery latch manual Battery pack Battery latch spring loaded Hard disk drive HDD Memory Mini PCI Express Card slot compartment a b c d e f g h i j 8 9 7 10 1 2 3 4 6 6 6 5 ...

Page 73: ...vice parts Overall on page 70 LCD FRUs on page 75 Keyboard on page 77 Miscellaneous parts on page 79 AC adapters on page 80 Power cords on page 81 Parts list Notes Each FRU is available for all types or models unless specific types or models are specified ...

Page 74: ...Lenovo G770 Hardware Maintenance Manual 70 Overall G770 1 14 15 16 21 b 22 7 10 11 20 17 17 a 23 13 3 6 8 9 12 4 2 18 19 d G770 c 5 e ...

Page 75: ...W Tj85 102500016 N 7 B940 rPGA DC 2 0GHz 35W Tj85 102500015 N 7 B810 rPGA DC 1 6G 35W 102500031 N 8 PIWG4 ODD BOARD W CABLE 31050110 N 9 PIWG4 CARD READER BOARD W CABLE 31050105 N 10 PIWG4 LED BOARD W CABLE 31050111 11 PIWG4 THERMAL MODULE DIS 31050101 11 PIWG4 THERMAL MODULE UMA 31050102 11 PIWG4 FAN UMA 31050103 12 PIWG1 THERMAL PAD PCH ET0540002 300 31048221 13 DDRIII 1333 1GB M471B2873FHS CH9 ...

Page 76: ...tery pack 2200mA 6cell 48Wh 3S2P LG L09L6Y02 3S2P 48Wh bty LH Comm01 121001089 15 Battery pack 2200mA 6cell 48Wh 3S2P G470 Sony L10N6Y02 48Wh 3S2P Bty 121001056 15 Battery pack 2200mA 6cell 48Wh 3S2P SMP LG L09M6Y02 3S2P 48Wh bty LH Comm01 121001094 15 Battery pack 2200mA 6cell 48Wh 3S2P Celx S L10C6Y02 3S2P 48Wh bty LH Comm01 121001071 16 PIWG1 SD DUMMY CARD 5IN1 FA0GL000V00 31048226 17 PIWG4 SPE...

Page 77: ...300 500G 9NB 16004058 20 Hard disk drive 500G 5400rpm SATA Toshiba MK5065GSX 5400RPM 500G 16004643 20 Hard disk drive 500G 5400rpm SATA HT HTS547550A9E384 5400RPM 500G HDD 16200006 20 Hard disk drive 640G 5400rpm SATA WD6400BPVT 24HXZT1 5400RPM 640G 16004847 20 Hard disk drive 640G 5400rpm SATA Toshiba MK6465GSX 5400RPM 640G 16004644 20 Hard disk drive 640G 5400rpm SATA Toshiba MK6475GSX 5400RPM 6...

Page 78: ...6004850 20 Hard disk drive 500G 7200rpm SATA WD WD5000BPKT 7200RPM 500G HDD 16200004 21 ODD 12 7 mm Rambo Tray HLDS GT33N Tray in Rambo 25011474 21 ODD 12 7 mm Rambo Tray PLDS DS 8A5S Tray in Rambo 25011187 21 ODD 12 7 mm Rambo Tray Optiarc AD 7710H Tray in Rambo 25011218 21 ODD 12 7 mm Rambo Tray PSN UJ8A0 Tray in Rambo 25011472 21 ODD 12 7 mm BD Combo Tray HLDS CT30N Tray in BD Combo 25011473 21...

Page 79: ...Lenovo G770 75 LCD FRUs In Lenovo G770 there are following types of LCDs 17 3 in HD TFT 7 2 6 3 4 5 8 ...

Page 80: ...D LED Panel LTN173KT01 L01 18004811 N 3 17 3 HD LED Panel N173FGE L21 18004812 N 3 17 3 HD LED Panel B173RW01 V3 18004813 N 3 17 3 FHD LED Panel N173HGE L21 TBD N 3 17 3 FHD LED Panel B173HW02 V0 TBD N 4 PIWG4 LCD HINGE L R 31050114 N 5 PIWG1 CAMERA 2 0M PK400009U00 31048205 N 5 PIWG1 CAMERA 0 3M PK400009V00 31048206 N 6 PIWG4 LVDS CABLE 31050115 N 7 PIWG4 LCD COVER IMR 31050117 N 8 PIWG4 WLAN ANT...

Page 81: ...5012432 Arabic 25012433 German 25012434 French 25012435 Russian 25012436 Traditional Chinese 25012437 Korean 25012438 Canadian English French 25012439 Latin 25012440 Portuguese 25012441 Thai 25012442 Turkish 25012443 Spanish 25012444 Italian 25012445 U K English 25012446 English 25012185 Chicony Bulgarian 25012332 Czechoslovakian 25012333 International English 25012334 Swiss 25012335 Slovenian 250...

Page 82: ...Chicony continued Brazilian 25012345 Arabic 25012346 German 25012347 French 25012348 Russian 25012349 Traditional Chinese 25012350 Korean 25012351 Canadian English French 25012352 Latin 25012353 Portuguese 25012354 Thai 25012355 Turkish 25012356 Spanish 25012357 Italian 25012358 U K English 25012359 English 25012186 ...

Page 83: ...laneous parts a PIWG1 HDD BRACKET AM0GL000600 b PIWG1 ODD BRACKET EC0GL000A00 31048225 31048211 N Cable miscellaneous parts c PIWG4 TP CABLE d PIWG4 BT CABLE e PIWG4 DC IN CABLE Note Italicized letters in parentheses are references to the exploded view in Overall on page 71 31050108 31050106 31050109 N ...

Page 84: ... 36001929 N 65W Liteon PA 1650 56LC adapter 36001651 N 65W Brazil PA 1650 52LB adapter 36001714 N 65W Chicony CPA A065 20V3 25A adapter 36001943 N 90W Delta ADP 90DD BD 20V4 5A adapter 36001941 N 90W Liteon PA 1900 56LC 20V4 5A adapter 36001927 N 90W Chicony CPA A090 20V4 5A adapter 36001942 N 120W Liteon PA 1121 04 19 5V6 15A adapter 36001718 N ...

Page 85: ... LS15 H03VV F LP 41 1m 145000595 UL LINETEK LP 30B SPT 2 LS15 1m 145000594 UK LINETEK LP 61L H03VV F LS15 1m 145000593 Indian LINETEK PE 361 H05VV F LS15 1m 145000592 Italy LINETEK LS15 H03VV F PE 336 1m 145000591 Korea LINETEK LS15 H05VV F LP E04A 1m 145000590 Australia LINETEK LS15 H03VV F LP 23A 1m 145000589 Taiwan LINETEK LS15 VCTF LP 53 1m 145000588 Japan LINETEK LS15 VCTF LP 54 1m 145000587 ...

Page 86: ...LFC 3R LS 18 1m 145000557 Taiwan Longwell LP 71 VCTF LS 33 1m 145000556 Japan Longwell LP 54 VCTF LS 18 1m 145000555 Africa Longwell LP 39 H03VV F LS 18 1m 145000554 CE Longwell LP 34A H03VV F LS 18 1m 145000553 CCC Volex LSG 31 RVV300 300 LS 18 1m 145000538 Argentina Volex LP 24 H03VV F LS 18 1m 145000528 Danmark Volex LP 40 H03VV F LS 18 1m 145000534 Switzerland Volex LP 37 H03VV F LS 18 1m 1450...

Page 87: ... continued Region P N CRU ID Korea Volex LP 486 KTLH03VV F LS 5 1m 145000533 Australia Volex LP 23A LFC 3R LS 18 1m 145000532 Taiwan Volex LP 71 VCTF LS 33 1m 145000531 Japan Volex LP 54 VCTF LS 18 1m 145000530 CE Volex LP 34A H03VV F LS 18 1m 145000525 ...

Page 88: ...pply to you This information could include technical inaccuracies or typographical errors Changes are periodically made to the information herein these changes will be incorporated in new editions of the publication Lenovo may make improvements and or changes in the product s and or the program s described in this publication at any time without notice The products described in this document are n...

Page 89: ... verify the applicable data for their specific environment The following terms are either registered trademarks or trademarks of Lenovo in the United States and or other countries Lenovo Lenovo logo IdeaPad VeriFace OneKey Rescue OneKey Recovery OneKey Antivirus APS Power Express Energy Management and ReadyComm The following terms are trademarks of Microsoft Corporation in the United States other ...

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