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Lenovo Essential G70-70

1. lux 0018 E VCTF 0 75 3C 0021 1m Australia 145500006 e lux 0038 H03VV F 0 75 3C 0011 1m Taiwan 145500007 e lux 0019 VCTF 0 75 3C 0021 1m Korea 145500008 ki lux 0033 H03VV F 0 75 3C 0011 1m Italy 145500009 e lux 0029 HO3VV F 0 75 3C 0011 1m Africa 145500010 NM e lux OO44 HO3VV F 0 75 3C 0011 1m Brazil 145500011 d H e lux OO34 HO3VV F 0 75 3C 0011 1m Israel 145500012 e lux 0041 H03VV F 0 75 3C 0011 1m Switzerland 145500013 lux 0027 H03VV F 0 75 3C 0011 1m Denmark 145500014 ki e lux OO48 HO3VV F 0 75 3C 0011 1m Argentina 145500015 lux 0040 H03VV F 0 75 3C 0011 1m 102 Notices Notices Lenovo may not offer the products services or features discussed in this document in all countries Consult your local Lenovo representative for information on the products and services currently available in your area Any reference to a Lenovo product program or service is not intended to state or imply that only that Lenovo product program or service may be used Any functionally equivalent product program or service that does not infringe any Lenovo intellectual property right may be used instead However it is the user s responsibility to evaluate and verify the operation of any other product program or service Lenovo may have patents or pending patent applications covering subject matter described in this document The furnishing of thi
2. Parts list Overall LCD FRUs Keyboard Keyboard Miscellaneous parts AC adapters Power cords Notices iii About this manual 0 0 0 0 00 00 iv This manual contains service and reference information for the following Lenovo product Lenovo G70 70 G70 80 Z70 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 Safety information on page 1 and Important service information on page 16 Safety information This chapter presents the following safety information that you need to get familiar with before you service 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 TA Lenovo G70 70 G70 80 Z70 80 Hardware
3. 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 Pin Voltage V DC 1 20 2 0 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 e If the problem persists go to Lenovo G70 70 G70 80 Z70 80 on page 27 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 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 22 Perform operational charging If the battery status indicator or icon does not light on remove the battery pack and letit 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 to
4. ANT LCDCB LCD Cover L Z70 80 W EDP Cable FRU no 5B30G89492 5B30H14170 5D10F76131 5D10F76128 5D10F76128 18201682 5D10F76132 5H50G89480 5H50H14190 5C20G78838 5C20G89491 5C20G89495 5C20H14189 5CBOG89481 5CBOH15125 CRUID G70 70 G70 80 270 80 N D N N N e N N N N D N N D N D N D N N e N Lenovo G70 70 G70 80 Z70 80 Keyboard Table 6 Parts list Keyboard Language P N CRU ID English 25214725 ni U K English 25214726 ud Italian 25214727 EE Spanish 25214728 e Turkish 25214729 xe Thai 25214730 kai Portuguese 25214731 BO Latin 25214732 SO Canadian English amp French 25214733 kk Korean 25214734 K Traditional Chinese 25214735 ii Russian 25214736 m French 25214737 i German 25214738 E Arabic 25214739 vi DEET Ee 25214740 ai Japanese 25214741 Ke Dutch 25214742 ld Greek 25214743 ES Hebrew 25214744 k Hungarian 25214745 ki Four Nordic countries 25214746 n G70 70 Belgian 25214747 EE Icelandic 25214748 rd Slovenian 25214749 EE Swiss 25214750 International English 25214751 bd Czechoslovakian 25214752 EE Bulgarian 25214753 EE Indian 25214754 E English 25214755 di U K English 25214756 E Italian 25214757 KO Spanish 25214758 d Turkish 25214759 de Thai 25214760 lidi Portuguese 25214761 yi Sunrex Latin 25214762 Ke Canadian English amp French 25214763 ae Korean 25214764 KO Traditional Chinese 25214765 MO Russian 25214766 We French 25214767 E German 252
5. Figure 5 Removal steps of DIMM Release the two latches on both edges of the socket at the same time in the direction shown by arrows EL and then unplug the DIMM in the direction shown by arrow Ell Note If only one DIMM is used on the computer you are servicing the card must be installed in SLOT 0 l lower slot but not in SLOT 1 E upper slot i 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 sure that it is firmly fixed in the slot and difficult to be moved 40 Lenovo G70 70 G70 80 Z70 80 1060 PCI Express Mini Card for wireless LAN WAN For access remove these FRUS in order 1010 Battery pack on page 34 e 1030 Hard disk drive HDD Memory Mini PCI Express Card slot compartment cover on page 36 Figure 6 Removal steps of PCI Express Mini Card for wireless LAN WAN Disconnect the two wireless LAN cables black white H and then remove the screw EH In step EL 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 Kf Wireless LAN card in some models may have 3 cables in step Jj Step Screw quantity Color Torque A M2 x 3 mm flat head nylok coated 1 Black 2
6. BGN BT4 0 2X2 AC BT4 0 8 WirelessLan_Non_Intel 20200570 Cbt RTL8723BE 1x1BN BT4 0 PCIE M 2 WLAN NON INTEL 1X1 BGN BT4 0 2X2 AC BT4 0 8 WirelessLan Non Intel 20200579 l Ltn NFA345 1x1AC BT4 0 PCIE M 2 WLAN NON INTEL1X1 AC BT4 0 2x2 BN BT4 0 8 WirelessLan Intel Intel SW10A11511 E 3160 1x1AC BT PCIE NGFF WLAN INTEL 3160 1X1 AC BT4 0 Intel 1x1 AC BT4 0 8 WirelessLan_Non_Intel 20200573 li Cbt BCM43162 1x1AC BT4 0 PCIE M 2 WLAN NON INTEL 1X1 AC BT4 0 2x2 BN BT4 0 8 WirelessLan Non Intel SW10A11518 Intel 7265 2x2AC BT PCIE M 2 WLAN NV INTEL7265 2X2 AC BT4 0 2X2 AC BT4 0 84 Lenovo G70 70 G70 80 Z70 80 Table 4 Parts list Overall continued No FRU FRU no CRU G70 70 G70 80 270 80 ID 8 WirelessLan Non Intel 20200580 ki Ltn NFA344 2x2AC BT4 0 PCIE M 2 WLAN NON INTEL2X2 AC BT4 0 2X2 AC BT4 0 9 LED Board LG70 70W 5C50G8985 N e CB TPButton 10 Lower CoverBlack L 5CB0G89474 N G70 70 W SPK 10 Lower Case L Z70 80 W 5CB0H15124 N Speaker 11 HDD ST320LT012 6G 16200384 e 7mm 5 4K 320G HDD 320G 5400rpm 11 HDD WD3200LPCX 16200551 S 24C6HTO 6G 7mm 5 4K 320G HDD 320G 5400rpm 11 HDD HTS545032A7E660 16200405 6G 7mm 5 4K 320G HDD 320G 5400rpm 11 HDD ST500LT012 6G 16200383 7mm 5 4K 500G HDD 500G 5400rpm 11 HDD WD5000LPCX 16200395 S 24C6HTO 6G 7mm 5 4K 500G HDD 500G 5400rpm 11 HDD HTS545050A7
7. P 59 WINI ASADA AION INA A55Y03 AUZA GAS ZU OTZANDU NINA pata ORRIO o p2nn nav 3 NDA 2129 MINIMA NI NINDI VIV INON DRE ERRO 5v MIVINA IN ANSNI BIOK La batteria contiene piccole quantit di nichel Non smontarla gettarla nel fuoco o nell acqua n 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 L impiego di una batteria non adatta potrebbe determinare l incendio o l esplosione della batteria stessa Ek EE TWE TF NYT Y VD ARLY kk kal AEn Ya b SURV ESV RIT VY NYT OEEk Ea EE HBB KORE TRANCE C CREW NYT ue A RRRT SLE BOBS Y Ha RI AITANA LTS REV Boky IEA SL Noe Y BREKUEO BSL E BZ d ZK B ET Las bater as contienen pequefias cantidades de niquel No las desmonte ni recargue ni las eche al fuego o al agua ni las cortocircuite Des chelas tal como dispone la normativa local Utilice s lo bater as que se encuentren en la lista de piezas al sustituir la bater a La utilizaci n de una bater a no apropiada puede provocar la ignici n o explosi n de la misma TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 10 Safety notice 4 N 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 i
8. 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 Safety information Electrical safety 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
9. gt gt FRU no 16200391 16200389 5CB0G89478 5H40G89503 5H40G89477 102500736 5SA0F75450 102500685 102500687 102500737 102500633 121500171 121500172 121500173 90205116 11202706 11202081 11202302 CRU G70 70 G70 80 270 80 ID D D D ka D D D D N D D N e N e N e N e N e N e N e S D D D D D D k D D E D ka D D D m D D D Lenovo G70 70 G70 80 Z70 80 Table 4 Parts list Overall continued No FRU 17 17 17 17 17 17 17 17 17 17 17 17 17 18 18 18 MT8KTF51264HZ 1G6E1 4GB DDR3L 1600 4G 1 4GBDDRIIIL1600 HMT451S6BFR8A PB 4GB DDR3L 1600 8G 2 4GBDDRIIIL1600 M471B5173DBO YKO4GB DDR3L 1600 8G 2 4GBDDRIIIL1600 RMT3170ME68F9F 1600 4GB DDR3L 1600 8G 2 4GBDDRIIIL1600 MT8KTF51264HZ 1G6E1 4GB DDR3L 1600 8G 2 4GBDDRIIIL1600 HMT41GS6BFR8A PB 8GB DDR3L 1600 8G 1 8GBDDRIIIL1600 M471B1G73DB0 YKO 8GB DDR3L 1600 8G 1 8GBDDRIIIL1600 RMT3160ME68FAF 1600 8GB DDR3L 1600 8G 1 8GBDDRIIIL1600 MT16KTF1G64HZ 1G6E1 8GB DDR3L 1600 8G 1 8GBDDRIIIL1600 HMT41GS6BFR8A PB 8GB DDR3L 1600 16G 2 8GBDDRIIIL1600 M471B1G73DB0 YKO 8GB DDR3L 1600 16G 2 8GBDDRIIIL1600 RMT3160ME68FAF 1600 8GB DDR3L 1600 16G 2 8GBDDRIIIL1600 MT16KTF1G64HZ 1G6E1 8GB DDR3L 1600 16G 2 8GBDDRIIIL1600 ACLU1 Dummy ODD ODD PSN UJ8FBS Slim Tray Rambo w o bezel 9 0 Rambo Tray in ODD Dummy ODD FRU no 11202125 1
10. 0 kgfcm 41 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual Figure 6 Removal steps of PCI Express Mini Card for wireless LAN WAN continued Remove the card in the direction shown by arrow Efl When installing In models 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 42 Lenovo G70 70 G70 80 Z70 80 1070 Optical drive For access remove these FRUS in order 1010 Battery pack on page 34 e 1030 Hard disk drive HDD Memory Mini PCI Express Card slot compartment cover on page 36 Figure 7 Removal steps of optical drive Remove the screw Efl Step Screw quantity Color Torque H M2 x 3 mm flat head nylokcoated 1 Black 2 0 kgfem 43 V A Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual Figure 7 Removal steps of optical drive continued Insert a screwdriver into the screw hole and push the optical drive in the direction shown by arrow E Pull the optical drive out in the direction shown by arrow El Lenovo G70 70 G70 80 Z70 80 1080 Fan assembly For access remove these FRUS in order 1010 Battery pack o
11. Brazil Label BT or WLAN Label for ISRAEL or SIRIM BT Label or SIRIM WLAN Label or BT Label for US CA TW or Indonesia Label for BT or WLAN Label for US CA TW or WLAN Label for INDONESIA BH INDONESIA D SIDE LABEL Rating label 66 X 24 mm or Print rating label 43 X 24 mm El Rating label 43 X 24 mm 2050 For some models you also need to apply one or two FCC labels Check the old base cover ifit 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 46a CD QD r E S 67 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 68 1150 LCD front bezel For access remove these FRUS in order 1010 Battery pack on page 34 1020 Dummy card on page 35 1030 Hard disk drive HDD Memory Mini PCI Express Card slot compartment cover on page 36 1040 Hard disk drive on page 37 1050 DIMM on page 40 1060 PCI Express Mini Card for wireless LAN WAN on page 41 1070 Optical drive on page 43 1080 Fan assembly on page 45 1090 Keyboard on page 46 1100 Keyboard bezel on page 50 1110 System board on page 54 Figure 15 Removal steps of LCD front bezel Remove the LCD front bezel in the direction shown by arrows Hu Lenovo G70 70 G70 80 Z70 80 1160 LCD
12. LP 71 VCTF LS 33 1m Japan 145000555 Longwell LP 54 VCTF LS 18 1m Africa 145000554 Longwell LP 39 H03VV F LS 18 1m CE 145000553 Longwell LP 34A H03VV F LS 18 1m CCC 145000538 e VOLEX GB10S3 RVV 300 500 VAC5S 1m UL 145000537 e Volex US15S3 SPT 2 VAC5S 1m Italy 145000535 e VOLEX IT1083 HO3VV F VAC5S 1m Denmark 145000534 e VOLEX MP233D HO3VV F VAC5S 1m Korea 145000533 e VOLEX M2511 KETI IEC VAC5S 1m Australia 145000532 e VOLEX AU1053 HO3VV F VAC5S 1m Taiwan 145000531 e VOLEX TWI5CS3 VCTF VAC5S 1m Japan 145000530 e VOLEX VAC5S VCTF M755 1m Argentina 145000528 e VOLEX VA2073 H03VV F VAC5S 1m 101 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual Table 10 Parts list 3 pin power cords continued Region P N CRU G70 G70 Z70 ID 70 80 80 Brazil 145000527 e VOLEX CH1053 HO3VV F VAC5S 1m Israel 145000526 e VOLEX SI1653 HO3VV F VAC5S 1m CE 145000525 ki e VOLEX M2511 HO3VV F VAC5S 1m Switzerland 145000524 e VOLEX MP232 H03VV F VAC5S 1m UK 145000605 e VOLEX MP5004 H03VV F VAC5S 1m UK 145500000 lux OO31 HO3VV F 0 75 3C 0011 1m CE 145500001 e lux 0033 H03VV F 0 75 3C 0011 1m UL 145500002 d e lux 0014 SPT 2 60 C 18 3C 0016 1m CCC 145500003 e lux 0036 RVV 300 300 0 75 3C 0002 1m Indian 145500004 e lux 0046415694 0 75 3C 0011 1m Japan 145500005
13. Maintenance Manual General safety 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 Usea slow lifting force Never move suddenly or twist when you attempt to lift it 4 Liftit 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 Ib 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 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 nonconductive clip about 8 centimeters 3 inches from the end Do not wear jewelry
14. care if any symptoms caused by the fluid are present after washing Si le panneau d affichage 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 m decin si des sympt mes persistent apr s le lavage Die Leuchtstoffr hre im LCD Bildschirm enth lt Quecksilber Bei der Entsorgung die rtlichen Bestimmungen f r Sonderm ll beachten Der LCD Bildschirm besteht aus Glas und kann zerbrechen wenn er unsachgema amp behandelt wird oder der Computer auf den Boden f llt Wenn der Bildschirm beschadigt ist und die darin befindliche Fl ssigkeit in Kontakt mit Haut und Augen ger t sollten die betroffenen Stellen mindestens 15 Minuten mit Wasser abgesp lt und bei Beschwerden anschlie end ein Arzt aufgesucht werden 3992 KO TON Tio Drum Taw LCD nmn WAN TOM ON Jnl DANI PN DOT DOMAN NN VW DOT IN DON DY DINA DPMON ON MNI nmi 2395 M9 mno mp 15 DOWN ANN DIVA Drun DY yyann 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 LCD DIHAL LCD DADE A IZA ote DI Ficfi r o LEARN W afin Te BD e IRA ES 15 UG ACL TS RE BEVEL ERIC TRIK IC ko Cfi 5 DORE KAN AWA MORAN TX RESI Si la LCD se rompe y el fluido de su interior ent
15. of purchase Procedure index and page number in which the failing FRU was detected Failing FRU name and part number Machine type model number and serial number 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 b
16. wird AUNAN AN 335 v mud FRU 1 ab NOMA WN un Don 9929 99 NN PMII DIAN MAN 5532 PMI TN ADDON 152 NN MINI V ON 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 FRU SED FR ThinkPad ORE WoC Zr ORR Or FEL Y KADIKLTIRISUW RIZ deri zz diz d SL HEBE E ZIA BALTC HEV Antes de quitar una FRU apague el sistema desenchufe todos los cables de las tomas de corriente el ctrica quite la bater a y a continuaci n desconecte cualquier cable de conexi n entre dispositivos 13 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual Laser compliance statement compliance statement Some models of Lenovo computer are equipped from the factory with an optical storage device such as a CD ROM drive ora 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 ofthe 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 AA CAUTION Use of controls or
17. 0 Hardware Maintenance Manual Figure 14 Removal steps of base cover and LED board Loosen the screw D then remove the USB and audio board When installing Make sure that the power connector is attached firmly Step Screw quantity Color Torque E M2 5 x 4 mm flat head nylok coated 1 Black 3 0 kgfcm Lenovo G70 70 G70 80 Z70 80 Figure 14 Removal steps of base cover and LED board continued Remove the power assembly in the direction shown by arrow H Step Screw quantity Color Torque H M2 5 x 4 mm flat head nylok coated 1 Black 3 0 kgfcm 65 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual Figure 14 Removal steps of base cover and LED board continued Loosen the two screws El then remove the LED board Step Screw quantity Color Torque H M2 0 x 3 mm flat head nylok coated 2 Black 2 0 kgfcm Loosen screw H then remove the optical disk drive switch board Step Screw quantity Color Torque H M2 5 x 4 mm flat head nylok coated 1 Black 3 0 kgfem 66 Lenovo G70 70 G70 80 Z70 80 d 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 need to be put on the new base cover BIS label KCC label Brazil Label BT
18. 005 4G 7 MB L Z70 80 W8P DIS 5B20H14178 N 13 5005 4G 7 MB L Z70 80 NOK UMA 5B20H14180 N 13 5010 7 MB L Z70 80 W8P UMA 5B20H14182 N 13 5010 7 MB L Z70 80 NOK DIS 5B20H14184 N 13 5010 2G 7 MB L Z70 80 W8P DIS 5B20H14186 N e 13 5010 2G 7 MB L Z70 80 NOK DIS 5B20H14188 N e 13 5010 4G 7 MB L Z70 80 W8P DIS 5B20H14163 N 13 5010 4G 7 MB L Z70 80 W8S UMA 5B20H14165 N e 17 5500 7 MB L Z70 80 W8S DIS 5B20H14159 N e 17 5500 2G 7 MB L Z70 80 W8S DIS 5B20H14160 N e 17 5500 4G 7 MB L Z70 80 W8SUMA 5B20H14161 N e 15 5200 7 MB L Z70 80 W8S DIS 5B20H14162 N 15 5200 2G 7 MB L Z70 80 W8S DIS 5B20H14164 N 15 5200 4G 7 MB L Z70 80 W8SUMA 5B20H14166 N 13 5005 7 MB L Z70 80 W8S DIS 5B20H14167 N 13 5005 2G 7 MB L Z70 80 W8S DIS 5B20H14168 N e 13 5005 4G 7 MB L Z70 80 W8S UMA 5B20H14169 N e 13 5010 7 MB L Z70 80 W8S DIS 5B20H14171 N 13 5010 2G 7 MB L Z70 80 W8S DIS 5B20H14172 N 13 5010 4G 83 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual Table 4 Parts list Overall continued No FRU FRU no CRU G70 70 G70 80 270 80 ID 8 WirelessLan Intel Intel SW10A11511 ki WP1 3160 1xlac BT M 2 ROW Combo BT ROM update INTEL 3160 1X1 AC BT4 0 Intel 1x1 AC BT4 0 8 WirelessLan Non Intel 20200558 Ltn NFA335 1x1BN BT4 0 PCIE M 2 WLAN NON INTEL 1X1 BGN BT4 0 2X2 AC BT4 0 8 WirelessLan Non Intel 20200557 Cbt BCM43142 1x1BN BT4 0 PCIE M 2 WLAN NON INTEL 1X1
19. 1202706 11202081 11202302 11202125 11202707 11202082 11202450 11201304 11202707 11202082 11202450 11201304 90205226 25215312 SM20G41892 CRU G70 70 G70 80 270 80 ID 87 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual Table 4 Parts list Overall continued No FRU FRU no CRU G70 70 G70 80 270 80 ID 18 ODD OSI UJ8FBS 9 0 25215312 Rambo ODD 9 0 Rambo Tray in 18 ODD Dummy ODD 18 ODD HLDS GUCON 5DX0F85915 e 9 0mm Slim Tray Rambo ODD 9 0 Rambo 18 ODD PLDSDA 8A6SH 5DX0F86404 ki 9 0 Rambomm Slim Tray Rambo ODD 9 0 Rambo 18 ODD Dummy ODD e DUMMY ODD 88 Lenovo G70 70 G70 80 Z70 80 LCD FRUs In Lenovo G70 70 G70 80 Z70 80 there are following types of LCDs e 17 3 in HD TFT G70 70 G70 80 Z70 80 89 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 90 17 3 in HD TFT G70 70 G70 80 Z70 80 Table 5 Parts list 17 3 in HD TFT G70 70 G70 80 Z70 80 No 1 FRU LCD Bezel Black L G70 70 LCD Bezel L Z70 80 Panel AUO B173RTNO01 1 0A HD GW LEDI NBLCD Panel CMI N173FGE E23 HD GW NB Panel CMI N173FGE E13 HD G W LEDI NB LCD Panel LGD LP173WF4 SPF1 FHD AG E LED1 NB LCDD Panel SDC LTN173HL01 401 FHD AG FLED1 NB LCD Hinge L G70 70 R L Hinge L R L Z70 80 Camera BIS BNC7VHTTD0 3M NB Camera Camera L G70 70 720P Camera L G70 70 0 3M Camera L Z70 80 720P HD W 2MIC LCD Cover Black LG70 70W
20. 14768 Arabic 25214769 kak 91 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual Table 6 Parts list Keyboard Language Sunrex continued G70 70 continued Darfon 92 Brazilian 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 amp French Korean Traditional Chinese Russian French German Arabic Brazilian Japanese Dutch Greek Hebrew Hungarian Four Nordic countries Belgian Icelandic Slovenian Swiss International English Czechoslovakian Bulgarian Indian P N 25214770 25214771 25214772 25214773 25214774 25214775 25214776 25214777 25214778 25214779 25214780 25214781 252 252 252 252 4782 4783 4784 4785 25214786 25214787 25214788 252 252 252 4789 4790 4791 25214792 25214793 25214794 25214795 25214796 25214797 252 252 4798 4799 25214800 25214801 25214802 252 252 252 4803 4804 4805 25214806 252 4807 25214808 25214809 25214810 25214811 25214812 25214813 25214814 CRU ID Ez EO EO ES EO ES EO EO EO ES ES EO EO EO EO EO ES EO EO EO EO ES EO EO EO ES EO ES EO EO EO ES EO Lenovo G70 70 G70 80 Z70 80 Tabl
21. 214758 25214759 25214760 25214761 25214762 25214763 25214764 25214765 25214766 25214767 25214768 25214769 25214770 25214771 25214772 25214773 25214774 25214775 25214776 25214777 25214778 25214779 25214780 25214781 25214782 25214783 25214784 25214785 25214786 25214787 25214788 25214789 25214790 25214791 25214792 25214793 25214794 25214795 25214796 CRU ID EO ES EO EO ES EO ES EO EO ES EO ES E EO ES EO EO EGO EO ES E EO ES EO EO EGO EO E ES EO EGO ES EO EGO EO EO ES EO ES EO EO Lenovo G70 70 G70 80 Z70 80 Table 6 Parts list Keyboard Language G70 80 continued Darfon continued French German Arabic Brazilian Japanese Dutch Greek Hebrew Hungarian Four Nordic countries Belgian Icelandic Slovenian Swiss International English Czechoslovakian Bulgarian Indian P N 25214797 252 252 4798 4799 25214800 25214801 25214802 252 252 252 4803 4804 4805 25214806 252 4807 25214808 25214809 25214810 25214811 25214812 25214813 25214814 CRU ID EO EO EO EO EO ES EO EO EO ES EO EO ES EO EO ES EO 95 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 96 Table 6 Parts list Keyboard Language Z70 80 Chicony Sunrex English U K English Italian Spanish Turkish Thai Portuguese Latin Can
22. 4 Parts list Overall continued No FRU 7 MB L G70 70 W8P 15 4210U 2G 7 MB L G70 70 W8S 15 4210U 2G 7 MBL G70 70 NOK 2957U 2G Z MB L G70 70 W8P 2957U 2G 7 MB L G70 70 W8S 2957U 2G 7 MBL G70 70 NOK 3558U 2G 7 MB L G70 70 W8P 3558U 2G 7 MB L G70 70 W8S 3558U 2G 7 MB L Z70 80 NOK UMA 17 5500 7 MB L Z70 80 W8P UMA 17 5500 7 MB L Z70 80 NOK DIS 17 5500 2G 7 MB L Z70 80 W8P DIS 17 5500 2G 7 MB L Z70 80 NOK DIS 17 5500 4G 7 MB L Z70 80 W8P DIS 17 5500 4G 7 MB L Z70 80 NOK UMA 15 5200 7 MB L Z70 80 W8P UMA 15 5200 E MB L Z70 80 NOK DIS 15 5200 2G 7 MB L Z70 80 W8P DIS 15 5200 2G 7 MB L Z70 80 NOK DIS 15 5200 4G 7 MB L Z70 80 W8P DIS 15 5200 4G 7 MB L Z70 80 NOK UMA 13 5005 7 MB L Z70 80 W8P UMA 13 5005 Z MB L Z70 80 NOK DIS 13 5005 2G FRU no 5B20G89502 5B20G89581 5B20G89497 5B20G89494 5B20G89588 5B20G89490 5B20G89486 5B20G89585 5B20H 5B20H 5B20H 5B20H 5B20H 5B20H 5B20H 5B20H 5B20H 5B20H 5B20H 5B20H 5B20H 5B20H 5B20H 4 4 4 4 4 4 4 4 4 4 4 4 91 77 79 83 85 87 92 95 54 55 56 57 4158 4173 4174 CRU ID N G70 70 G70 80 270 80 Lenovo G70 70 G70 80 Z70 80 Table 4 Parts list Overall continued No FRU FRU no CRU G70 70 G70 80 270 80 ID 7 MB L Z70 80 W8P DIS 5B20H14175 N e 13 5005 2G 7 MB L Z70 80 NOK DIS 5B20H14176 N e 13 5
23. D front bezel on page 68 1160 LCD panel LCD cable and hinges on page 69 Figure 17 Removal steps of integrated camera Note The integrated camera is stuck on the top center of the LCD cover Unplug the connector Ell Remove the integrated camera from the LCD cover When installing Stick the integrated camera to the top center of the LCD cover and ajust the placement of it to make sure the connector is attached firmly Lenovo G70 70 G70 80 Z70 80 Front view H Integrated camera El Built in microphone El Wireless antennas El Display D Power button D Touch pad Numeric keypad Z70 80 75 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual G70 70 G70 80 76 Lenovo G70 70 G70 80 Z70 80 Right side view H Combo audio jack BH Memory card slot El USB ports El Optical disc drive D Kensington slot TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual Bottom and Left side view H AC power adapter jack El Novo button Ventilation slots El VGA port B S45 port D HDMI port USB ports D Battery latch manual EJ Battery pack EI Battery latch spring loaded EI Ventilation slots Speakers 78 Lenovo G70 70 G70 80 Z70 80 KEN 2 This section presents the following service parts Overall on page 80 e LCD FRUs on page 89 Keyboard on page 91 Miscellaneous parts on page 98 AC adapters on page 99 Power cords on page 100 No
24. E660 16200404 6G 7mm 5 4K 500G HDD 500G 5400rpm 11 HDD ST500LM012 6G 16200387 ki e 9 5mm 5 4K 500G HDD 500G 5400rpm 11 HDD ST1000LM0246G 16200385 li 9 5mm 5 4K 1T HDD 1T 5400rpm 11 HDD WD10JPCX 16200393 bi 24UEATO 6G 9 5mm 5 4K 1T HDD 1T 5400rpm 11 HDD HTS541010A9E660 16200400 R 6G 9 5mm 5 4K 1T HDD 1TB 5400rpm 85 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 86 Table 4 Parts list Overall continued No FRU 11 11 12 13 13 14 14 14 14 14 14 15 15 15 16 17 17 17 HDD ST500LM000 6G 7mm 500G 8G SSHD 500G 8G Hybrid HDD ST1000LM014 9 5mm 1T 8G 5400rpm SSHD 1T 8G Hybrid Thermal Cover Black L G70 70 Heatsink L G70 70 WO FAN DIS Heatsink L G70 70 WO FAN UMA Intel i5 4210U 1 7G 3M DO 2cBGA CPU Intel i3 4030U 1 9G 3M DO 2cBGA CPU Intel 3558U 1 7G 2M DO 2cBGA CPU Intel 2957U 1 4G 2M DO 2cBGA CPU Intel i7 4510U 2G 4M DO 2cBGA CPU Intel I3 4005U 1 7G 3M DO 2cBGA CPU Battery G5XXS SY L1254E01 14 4V41Wh 4cell bty 4CELL 41WH 2 8Ah 41Wh Battery G5XXS SP L L12M4E01 14 88V41Wh 4cell bty 4CELL 41WH 2 8Ah 41Wh Battery G5XXS LG L12L4E01 14 8V41Wh 4cell bty 4CELL 41WH 2 8Ah 41Wh ACLUI Fan HMT451S6BFR8A PB 4GB DDR3L 1600 4G 1 4GBDDRITIL1600 M471B5173DB0 YK04GB DDR3L 1600 4G 1 4GBDDRIIIL1600 RMT3170ME68F9F 1600 4GB DDR3L 1600 4G 1 4GBDDRIIIL1600 gt gt gt gt
25. EJ and the hinges in the direction shown by arrows El Step Screw quantity Color Torque M2 5 x 4 mm flat head nylok coated White 3 0 kgfcm 6 71 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual Figure 16 Removal steps of LCD panel LCD cable and hinges continued G70 70 G70 80 Remove four screws EY Lift the LCD panel with hinges in the direction shown by arrows EJ Step Screw quantity Color Torque a M2 0 x 3 mm flat head nylokcoated 4 Black 2 0 kgfcm 72 Lenovo G70 70 G70 80 Z70 80 Figure 16 Removal steps of LCD panel LCD 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 D When installing Make sure that the metal connector is attached firmly 73 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 74 1170 Integrated camera For access remove these FRUS in order 1010 Battery pack on page 34 1020 Dummy card on page 35 1030 Hard disk drive HDD Memory Mini PCI Express Card slot compartment cover on page 36 1040 Hard disk drive on page 37 1050 DIMM on page 40 1060 PCI Express Mini Card for wireless LAN WAN on page 41 1070 Optical drive on page 43 1080 Fan assembly on page 45 1090 Keyboard on page 46 1100 Keyboard bezel on page 50 1110 System board on page 54 1150 LC
26. ETEK LS15 HO3VV F LP 41 1m UL 145000594 e LINETEK LP 30B SPT 2 LS15 1m UK 145000593 e LINETEK LP 61L HO3VV F LS15 1m Indian 145000592 e LINETEK PE 361 HO5VV F LS15 1m Italy 145000591 e LINETEK LS15 H03VV F PE 336 1m Korea 145000590 e LINETEK LS15 HO5VV F LP EO4A 1m Australia 145000589 e LINETEK LS15 H03VV F LP 23A 1m Taiwan 145000588 e LINETEK LS15 VCTF LP 53 1m Japan 145000587 e LINETEK LS15 VCTF LP 54 1m Africa 145000586 e LINETEK LS15 HO3VV F PE 364 1m CR 145000585 e LINETEK LP 34 HO3VV F LS15 1m CCC 145000568 Longwell LSG 31 RVV300 300 LS 18 1m Argentina 145000567 Longwell LP 24 HO3VV F LS 18 1m Denmark 145000566 Longwell LP 40 HO3VV F LS 18 1m Switzerland 145000565 Longwell LP 37 H03VV F LS 18 1m 100 Lenovo G70 70 G70 80 Z70 80 Table 10 Parts list 3 pin power cords continued Region P N CRU G70 G70 Z70 ID 70 80 80 Brazil 145000564 Longwell LP 46 H03VV F LS 18 1m Israel 145000563 Longwell LP 41 HO3VV F LS 18 1m UL 145000562 Longwell LP 30B SPT 2 18AWG LS 18 1m UK 145000561 Longwell LP 61L HO3VV F LS 18 1m Indian 145000560 Longwell LP 67 BIS LS 18 1m Italy 145000559 Longwell LP 22 H03VV F LS 18 1m Korea 145000558 Longwell LP 486 KTLHO3VV F LS 5 1m Australia 145000557 Longwell LP 23A LFC 3R LS 18 1m Taiwan 145000556 Longwell
27. INI ASDC NN PIDI v D DP NAN 1n nx UNI IDNA g VANWAI v DY AIPA D DP DPN GERO UY DINA BORRO nma v a n avan MANIANN IN MD 3295 DIZAY EEN NINN 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 L impiego di una batteria non adatta potrebbe determinare l incendio o l esplosione della batteria stessa FDA RYTY KR BH ZEGO L BISEL FIZE d SE ZZ SYIT YT diez I rg COMETAS F ORVAL RYT VAIO 100 C 212 EEL E Z HA SERO DA IKE TL LHLIBNT KS VS diz D ERES BATA RARO RMN ES C S REV BOZA AY DARIA YT ERA ZZ RE Ea Patar YE BERZE NYT U RBBKLICV BPBLIEVTSILBHSVET La bateria de repuesto es una bateria 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 Des chela tal como dispone la normativa local y Safety information d y 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
28. Italicized letters in parentheses are references to the exploded view in Overall on page 71 98 AC adapters Table 8 Parts list 3 pin AC adapters FRU 45W Delta ADLX45NDC3A 20V2 25A er CMN BLACK 3 PIN Liteon ADLX45NLC3A 20V2 25A er CMN BLACK 3 PIN Chicony ADLX45NCC3A 20V2 25A er CMN BLACK 45W 3 PIN Delta ADLX65NDC3A 20V3 25A adap 45W adap 45W adap 65W adap 65W adap 65W adap Screws Table 9 Parts list screws FRU er BLACK 3 PIN Liteon ADLX65NLC3A 20V3 25A er CMN BLACK 65W 3 PIN Chicony ADLX65NCC3A 20V3 25A er CMN BLACK 65W 3 PIN Screw Pack L G70 70 Screw Pack L Z70 80 P N CRU ID 36200602 36200606 36200610 E 36200249 b 36200607 e 36200611 ki P N CRU ID 5510G93144 N 5510H14181 N Lenovo G70 70 G70 80 Z70 80 G70 G70 Z70 70 80 80 G70 G70 Z70 70 80 80 99 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 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 3 pin power cords Region P N CRU G70 G70 Z70 ID 70 80 80 CCC 145000600 LINETEK PC323 RVV300 300 LS15 1m Argentina 145000599 e LINETEK LS15 H03VV F LP39 1m Denmark 145000598 e LINETEK LS15 HO3VV F LP 38 1m Switzerland 145000597 e LINETEK LS15 H03VV F LP 37 1m Brazil 145000596 LINETEK LS15 H03VV F LP26A 1m Israel 145000595 e LIN
29. Thai Portuguese Latin Canadian English amp French Korean Traditional Chinese Russian French German Arabic Brazilian Japanese Dutch Greek Hebrew Hungarian Four Nordic countries Belgian Icelandic Slovenian Swiss International English Czechoslovakian Bulgarian Indian P N 25214770 25214771 25214772 25214773 25214774 25214775 25214776 25214777 25214778 25214779 25214780 25214781 252 252 252 252 4782 4783 4784 4785 25214786 25214787 25214788 252 252 252 4789 4790 4791 25214792 25214793 25214794 25214795 25214796 25214797 252 252 4798 4799 25214800 25214801 25214802 252 252 252 4803 4804 4805 25214806 252 4807 25214808 25214809 25214810 25214811 25214812 25214813 25214814 CRU Ez EO EO ES EO EO EO EO EO EO EO ES EO EO EO EO EO ES EO EO ES EO ES EO EO ES EO EO EO EO ES EO EO EO EO EO ES EO EO EO ID 97 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual Miscellaneous parts Table 7 Parts list Miscellaneous parts FRU P N CRU G70 G70 Z70 ID 70 80 80 System miscellaneous parts e a ACLUI HDD Bracket L R 90205110 N e b ACLUI ODD Bracket 90205111 N e c ACLU1 ODD Bezel Black L Tray in 90205109 N c ACLUG ODD Bezel Black M 90205315 N Cable miscellaneous parts d DC IN Cable L G70 70 5C10G89487 N Note
30. adian English amp French Korean Traditional Chinese Russian French German Arabic Brazilian 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 amp French Korean Traditional Chinese Russian French German Arabic P N 25214725 25214726 25214727 25214728 25214729 25214730 25214731 25214732 25214733 25214734 25214735 25214736 25214737 25214738 25214739 25214740 25214741 25214742 25214743 25214744 25214745 25214746 25214747 25214748 25214749 25214750 25214751 25214752 25214753 25214754 25214755 25214756 25214757 25214758 25214759 25214760 25214761 25214762 25214763 25214764 25214765 25214766 25214767 25214768 25214769 CRU ID EO EO ES EO ES EO ES EGO EO ES EO EO EGO EO ES ES E EO EO EGO EO ES ES EO E EO EO ES akt ES EO E EO ES EO ES EO EO ES EO Lenovo G70 70 G70 80 Z70 80 Table 6 Parts list Keyboard Language Z70 80 continued Sunrex continued Darfon Brazilian Japanese Dutch Greek Hebrew Hungarian Four Nordic countries Belgian Icelandic Slovenian Swiss International English Czechoslovakian Bulgarian Indian English U K English Italian Spanish Turkish
31. 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 exposi o radia o HS BASEEN ERRIRE WE Ch ASSP RGR Pour viter tout risque d exposition au rayon laser respectez les consignes de r glage et d utilisation des commandes ainsi que les proc dures d crites Werden Steuer und Einstellelemente anders als hier festgesetzt verwendet kann gefahrliche Laserstrahlung auftreten Az itt el rt elj r sokt l be ll t sokt l s vez rl sekt l elt rni a l zersug rz s vesz lye miatt kock zatos L utilizzo di controlli regolazioni o l esecuzione di procedure diverse da quelle specificate possono provocare l esposizione a Mcnonb3oBaHye anemenTOB Hacrpoliku n BbINMONHEHMe MPOUEAYP MERI HEM yKa3aHO 3DECb MOXET NPpuBECTU K ONACHOMY pagnaunoHHoMy O NyyeHnto Pouzitie kontr l prav alebo inych vykonani od inych v robcov ako je v tomto pecifikovan mohlo by mat za n sledok nebezpe enstvo vystavenia sa vyZiarovaniu AGE CHAE SNE NAUISD ERIC LS ei BE EI FIRE TO KR Larr re 360 BUR OPE DO XE El uso de controles o ajustes o la ejecuci n de procedimientos distintos de los aqu especificados puede provocar la exposici n a radiaciones peligrosas Opening the CD ROM drive the DVD ROM drive or any o
32. ante npamoro Bo3AelicrBus nasepHoro nysa Ked je laserov jednotka otvoren Vyhnite sa priamemu poh adu a nehladte priamo s optick mi n strojmi do l ta a vyhnite sa priamemu vystaveniu l ov HJELP d HATZ ZZ RARO ESENE ZIE TE JEU UZz vv Sun Radiaci n l ser al abrir No mire fijamente ni examine con instrumental ptico el haz de luz Evite la exposici n directa al haz 15 V A Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual _ Important service information 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 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 for replacing FRUs 16 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 support lenovo com 2 Enter the serial num
33. ard disk drive HDD Memory Mini PCI Express Card slot compartment cover on page 36 1040 Hard disk drive on page 37 1050 DIMM on page 40 1060 PCI Express Mini Card for wireless LAN WAN on page 41 1070 Optical drive on page 43 1080 Fan assembly on page 45 1090 Keyboard on page 46 1100 Keyboard bezel on page 50 1120 LCD unit on page 58 Figure 13 Removal steps of heat sink assembly Z70 80 Remove the screws H Step Screw quantity Color Torque H M2 0 x 3 mm flat head nylok coated 6 Black 2 0 kgfcm 61 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual Figure 13 Removal steps of heat sink assembly continued G70 70 G70 80 Remove the screws E Step Screw quantity Color Torque H M2 0 x 3 mm flat head nylok coated 4 Black 2 0 kgfcm 62 Lenovo G70 70 G70 80 Z70 80 1140 Base cover and LED board For access remove these FRUS in order 1010 Battery pack on page 34 1020 Dummy card on page 35 e 1030 Hard disk drive HDD Memory Mini PCI Express Card slot compartment cover on page 36 1040 Hard disk drive on page 37 1050 DIMM on page 40 1060 PCI Express Mini Card for wireless LAN WAN on page 41 1070 Optical drive on page 43 1080 Fan assembly on page 45 1090 Keyboard on page 46 1100 Keyboard bezel on page 50 e 1110 System board on page 54 63 TA Lenovo G70 70 G70 80 Z70 8
34. ate tete en beca 17 Important information about replacing RoHS compliant FRUS rr eo 18 General checkout What to do first Power system checkout Checking the AC adapter Checking operational charging Checking the battery pack Related service information 23 Restoring the factory contents by using Recovery Disc Set Start Recovery Disc one disc Operating System Recovery Disc one or more EA sse 23 Applications and Drivers Recovery Disc one or more discs Supplemental Recovery Disc Passwords Power on password Hard disk password Supervisor password Power management Screen blank state asi Putting the computer to sleep or shutting it GARE 25 Lenovo G70 70 G70 80 Z70 80 27 Specifications 27 Status indicators 29 31 2 32 Screw notices Removing and replacing an FRU 1010 Battery pack 1020 Dummy card 1030 Hard disk drive HDD Memory Mini PCI Express Card slot compartment 1050 DIMM ra 40 1060 PCI Express Mini Card for wireless LAN WAN 1070 Optical drive 1080 Fan assembly 1090 Keyboard 1100 Keyboard bezel 1110 System board 1120 LCD unit 1130 Heat Sink assembly 1140 Base cover and LED board 63 1150 LCD front bezel eese 68 1160 LCD panel LCD cable and 1170 Integrated camera Locations Front view Right side view Bottom and Left side view
35. auptbatterien eine niedrige Spannung haben k nnen sie doch bei Kurzschlu8 oder Erdung genug Strom abgeben um brennbare Materialien zu entz nden oder Verletzungen bei Personen hervorzurufen AINO JR DER MIYA YN NPWNAN MINONY AN NAL PAVN DIT PAINI ORIEN NINA IN NINPA PIT BAIN nnsn5 IN DNI Sebbene le batterie di alimentazione siano a basso voltaggio una batteria in corto circuito o a massa pu fornire corrente sufficiente da bruciare materiali combustibili o provocare ustioni ai tecnici di manutenzione ub Ay TY DEERE TO Va ELE H BSR LGA YT UA IDEM DuRDWIU UN WASH EI O TEE A EARD EN ET Aunque las bater as principales tienen un voltaje bajo una bater a cortocircuitada o con contacto a tierra puede producir la corriente suficiente como para quemar material combustible o provocar quemaduras en el personal Safety information Safety notice 8 A 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 unit remplacable en client le mettez le syst me hors tension d branchez tous les cordons d alimentation des socles de prise de courant retirez la batterie et d connectez tous les cordons d interface Die Stromzufuhr muf abgeschaltet alle Stromkabel aus der Steckdose gezogen der Akku entfernt und alle Verbindungskabel abgenommen sein bevor eine FRU entfernt
36. ber 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 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 e 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 bac
37. devices Select a grounding system such as those listed below to provide protection that meets the specific service requirement Notes 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 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 Safety information Safety notices multilingual translations The safety notices in this section are provided in English French German Hebrew Italian Japanese and Spanish A 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 apr s remplacement d une unit P P en client le v rifiez que tous les ressorts vis et autres pieces sont bie
38. e 1030 Hard disk drive HDD Memory Mini PCI Express Card slot compartment cover on page 36 d 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 Never remove the drive while the system is operating or is in suspend mode d J Figure 4 Removal steps of hard disk drive Remove the frame fixing screws Efl Step Screw quantity Color Torque H M2 0 x 6 mm flat head nylok coated Black 2 0 kgfcm 4 37 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual Figure 4 Removal steps of hard disk drive continued Push the hard disk drive in the direction shown by arrow BH 38 Lenovo G70 70 G70 80 Z70 80 Figure 4 Removal steps of hard disk drive continued Remove four screws EJ and detach the metal frame from the hard disk drive AP ge Step Screw quantity Color Torque a M3 x 3 mm flat head nylok coated 4 White 3 0 kgfcm When installing Make sure that the HDD connector is attached firmly 39 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 1050 DIMM For access remove these FRUS in order 1010 Battery pack on page 34 e 1030 Hard disk drive HDD Memory Mini PCI Express Card slot compartment cover on page 36
39. e 6 Parts list Keyboard continued Language P N CRU ID English 25214725 MO U K English 25214726 Sa Italian 25214727 d Spanish 25214728 SO Turkish 25214729 ki Thai 25214730 v Portuguese 25214731 se Latin 25214732 MO Canadian English amp French 25214733 ui Korean 25214734 iul Traditional Chinese 25214735 KO Russian 25214736 id French 25214737 d German 25214738 GO i Arabic 25214739 t 7080 Chicony eren 25214740 a Japanese 25214741 k Dutch 25214742 d Greek 25214743 xs Hebrew 25214744 Hungarian 25214745 SO Four Nordic countries 25214746 Fe Belgian 25214747 e Icelandic 25214748 i Slovenian 25214749 d Swiss 25214750 s International English 25214751 A Czechoslovakian 25214752 e Bulgarian 25214753 EO Indian 25214754 93 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 94 Keyboard Table 6 Parts list Keyboard Language G70 80 continued Sunrex Darfon English U K English Italian Spanish Turkish Thai Portuguese Latin Canadian English amp French Korean Traditional Chinese Russian French German Arabic Brazilian 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 amp French Korean Traditional Chinese Russian P N 25214755 25214756 25214757 25
40. ector slot cover upward as shown by arrow EL and detach the keyboard cable from the keyboard connector in the direction shown by arrow Efl 49 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 1100 Keyboard bezel For access remove these FRUS in order 1010 Battery pack on page 34 e 1030 Hard disk drive HDD Memory Mini PCI Express Card slot compartment cover on page 36 1040 Hard disk drive on page 37 1050 DIMM on page 40 1060 PCI Express Mini Card for wireless LAN WAN on page 41 1070 Optical drive on page 43 1080 Fan assembly on page 45 1090 Keyboard on page 46 Figure 10 Removal steps of keyboard bezel Remove the eleven screws H two screws H on the bottom Step Screw quantity Color Torque H M2 5 x 7 mm flat head nylokcoated 11 Black 3 0 kgfem M2 5 x 5 mm flat head nylok coated 2 White 3 0 kgfcm 50 Lenovo G70 70 G70 80 Z70 80 Figure 10 Removal steps of keyboard bezel continued Remove the screws fE Step Screw quantity Color Torque a M2 5 x 4 mm flat head nylok coated 3 Black 3 0 kgfcm 51 V A Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 52 Figure 10 Removal steps of keyboard bezel continued Pull the touch pad LED indicator board and power board connector slot cover upward as shown by arrow EJ and detach the touch pad LED indicator and power board cable from the t
41. 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 elec
42. hazards due to 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 Athird 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 Remove the cover 6 Check for any obvious non Lenovo alterations Use good judgment as to the safety of any non Lenovo alterations 7 Checkinside the unit for any obvious unsafe conditi
43. is disc is used to format the hard disk drive and initiate the recovery process Operating System Recovery Disc one or more discs This disc restores the Microsoft Windows operating system Applications and Drivers Recovery Disc one or more discs This disc restores the pre installed applications and drivers on the computer Supplemental Recovery Disc 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 Startthe computer When the Lenovo logo comes up immediately press F12 on the boot sequence menu select the optical drive as the first boot up device The computer will boot from the Start Recovery Disc Follow the on screen instructions to begin the recovery process 3 Read the license If you agree with the terms select I accept these terms and conditions and then click Next 4 Insertthe Operating System Recovery Disc when prompted and click Yes to begin the operating system recovery process 5 Insert the Applications and Drivers Recovery Disc when prompted and then click OK to begin the applications and drivers recovery process 6 If you have a Supplemental Recovery Disc insert it when prompted and c
44. kup 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 TA Lenovo G70 70 G70 80 Z70 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 R
45. l 34 1010 Battery pack N 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 battery latch EL Slide the spring loaded latch to the unlocked position to eject the battery pack EL Lift up the inner edge of the battery pack pivoting it on the outer edge KJ Slide the battery pack in the indicated direction to remove it EJ 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 Lenovo G70 70 G70 80 Z70 80 1020 Dummy card For access remove this FRU 1010 Battery pack on page 34 Figure 2 Removal steps of dummy card Remove the dummy card in the direction shown by arrows H PJ 35 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 1030 Hard disk drive HDD Memory Mini PCI Express Card slot compartment cover 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 the screws H that secure the compartment cover Remove the compartment cover EJ Step Screw quantity Color Torque H M2 5 x 7 mm flat head nylok coated Black 3 0 kgfcm 2 36 Lenovo G70 70 G70 80 Z70 80 1040 Hard disk drive For access remove these FRUS in order 1010 Battery pack on page 34
46. led operating system HDMI port x 1 G70 70 G70 80 Intel 802 11ac 1x1 BT combo card non Intel 802 11ac 1x1 BT combo card 270 80 Intel 802 11ac 2x2 BT combo card non Intel 802 11ac 2x2 BT combo card Intel 802 11ac 1x1 BT combo card N A Not support discrete card New Key Board One piece touch pad HD 640 x 480 pixels Lithium ion 45 W 65 W Linpus lite DOS Win 8 1 Lenovo G70 70 G70 80 Z70 80 Status indicators The system status indicators below show the computer status 29 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 30 Table 2 Status indicators Indicator Indicator Charge status Status On solid Power status White indicator Blinking Off On solid Discharging white Solid Discharging amber Fast Charging blinking Discharging Battery amber e status Slow Charging indicator blinking amber Slow Charging blinking white Meaning The computer is powered on The computer is in sleep mode The computer is powered off The battery has more than 20 charge The battery has between 5 and 20 charge The battery has less than 5 charge The battery is being charged When battery charge reaches 20 the blinking color changes to white The battery has between 20 and 80 charge and is still charging When the battery reaches 80 charge the light will stop blinking but charging will continue until the battery is fully charged Len
47. lenovo Lenovo G70 70 G70 80 Z 0 80 Hardware Maintenance Manual Note Before using this information and the product it supports be sure to read the general information under Notices on page 103 First Edition September 2014 O Copyright Lenovo 2014 All rights reserved LENOVO products data computer software and services have been developed 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 restrictions set forth in Contract No GS 35F 05925 O 2014 Lenovo Contents About this manual eee iv Safety information 1 General safety Electrical safety Safety inspection guide rr rra 5 Handling devices that are sensitive to electrostatic discharge Grounding requirements Safety notices multilingual translations 7 Laser compliance statement 14 Important service information 16 Strategy for replacing EEL 16 Strategy for replacing a hard disk CIEL Vene d n ERE pani kes E 17 Important notice for replacing a system DOWN A cane tutt erm
48. less LAN WAN on page 41 1070 Optical drive on page 43 1080 Fan assembly on page 45 1090 Keyboard on page 46 1100 Keyboard bezel on page 50 Figure 12 Removal steps of LCD unit Z70 80 Remove the screws Ef Step Screw quantity Color Torque H M25x5mm flat head nylok coated 4 White 3 0 kgfcm 58 Lenovo G70 70 G70 80 Z70 80 Figure 12 Removal steps of LCD unit continued G70 70 G70 80 Release the antenna cables from the cable guides in the direction shown by arrows EL Remove the screws EJ Step Screw quantity Color Torque H M25x5mm flat head nylok coated 4 White 3 0 kgfcm 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 attached firmly and make sure that you do not pinch the antenna cables when you attach the LCD assembly Route the LCD cable along the cable guides 59 V A Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual Figure 12 Removal steps of LCD unit continued Remove the LCD unit in the direction shown by arrows E 60 Lenovo G70 70 G70 80 Z70 80 1130 Heat Sink assembly For access remove these FRUS in order 1010 Battery pack on page 34 1020 Dummy card on page 35 e 1030 H
49. lick Yes If you do not have a Supplemental Recovery Disc click No 23 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 7 When all of the data has been copied from the last disc in the set remove the disc and restart the computer Note The remainder of the recovery process is fully automated and no action is required by you The computer will restart into the Windows desktop several times and you might experience periods when no activity is apparent on the screen for several minutes at a time This is normal 8 When the recovery process is complete the Welcome to the Microsoft Windows screen is displayed Follow the instructions on the screen to complete the Windows setup Passwords 24 As many as three passwords may be needed for any Lenovo computer the power on password POP the hard disk password HDP and the supervisor password SVP 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 Exception If only an SVP is installed the password prompt does not appear when the operating system is booted 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 Ma
50. m board Loosen the screws ED Detach optical disk drive switch board connector in the direction shown by arrow Ej USB board connector in the direction shown by arrow B Step Screw quantity Color Torque H M25 x 4mm flat head nylok coated 3 Black AO kgfcm 55 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 56 Figure 11 Removal steps of system board continued Unplug power assembly connector in the direction shown by arrow Ef disconnect LCD connector in the direction shown by arrow E unplug speakers connector in the direction shown by arrow D Lenovo G70 70 G70 80 Z70 80 Figure 11 Removal steps of system board continued Remove the system board in the direction shown by arrow Kg When installing When attaching the system board to the base cover adjust the placement of the USB as shown in EL and make sure that both of the USB ports are attached to the holes on the base cover as shown in l Improper placement of the ports might cause a damage 57 V A Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 1120 LCD unit For access remove these FRUs in order 1010 Battery pack on page 34 e 1020 Dummy card on page 35 e 1030 Hard disk drive HDD Memory Mini PCI Express Card slot compartment cover on page 36 1040 Hard disk drive on page 37 1050 DIMM on page 40 1060 PCI Express Mini Card for wire
51. n en place et bien fix es Pour ce faire secouez l unit et assurez vous qu aucun bruit suspect ne se produit Des pi ces m talliques ou des copeaux de m tal pourraient causer un court circuit Bevor nach einem FRU Austausch der Computer wieder angeschlossen wird muf sichergestellt werden daf keine Schrauben Federn oder andere Kleinteile fehlen oder im Geh use vergessen wurden Der Computer muf gesch ttelt und auf Klapperger usche gepr ft werden Metallteile oder splitter k nnen Kurzschl sse erzeugen NTN W FRU NINN ANN awnyan NIYIN ab DNS DANN DP DPIN O vsgn 0n 55V N79 T2 AYNA MINI MI DYWAN DYN DNPH PW V MAN 199 VINI AWN AN 20205 W nt DIN DSEK ON BOR NINN aav IN PAN Prima di accendere l elaboratore dopo che 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 ci scuotendo l elaboratore e prestando attenzione ad eventuali rumori eventuali parti o pezzetti metallici possono provocare cortocircuiti pericolosi FRU DZMH Gubar SORTE E ANDANT AL A TOUDE HOST CIEUVMlEIZdS 0 Era ADANE TIRA TOOT l ARL TLES INERAT DIA AV ea REIT WF WF LELRO E FI RS Mug SUY a ORATI LOV EY Antes de encender el sistema despues de sustituir una FRU compruebe que todos los tornillos muelles y dem s piezas peque as se encuentran en su sitio y n
52. n page 34 e 1030 Hard disk drive HDD Memory Mini PCI Express Card slot compartment cover on page 36 Figure 8 Removal steps of fan assembly Detach the fan connector in the direction shown by arrow H and loosen the three screws E to lift the fan assembly a LI Ww 7 AS When installing Make sure that the fan connector is attached firmly to the system board Step Screw quantity Color Torque Aa M2 0 x 6 0 mm flat head nylok coated 3 Black 2 0 kgfcm 45 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 1090 Keyboard For access remove these FRUS in order 1010 Battery pack on page 34 e 1030 Hard disk drive HDD Memory Mini PCI Express Card slot compartment cover on page 36 1080 Fan assembly on page 45 Figure 9 Removal steps of keyboard Z70 80 Remove the screws Ef Step Screw quantity Color Torque H M2 0 x 6 mm flat head nylokcoated 3 Black 2 0 kgfcm 46 Lenovo G70 70 G70 80 Z70 80 Figure 9 Removal steps of keyboard continued Push the back of the keyboard in the direction shown by the arrow 47 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual Figure 9 Removal steps of keyboard continued Loosen the keyboard with fingers in the direction shown by arrow IJ 48 Lenovo G70 70 G70 80 Z70 80 Figure 9 Removal steps of keyboard continued Lift the keyboard a little EJ Pull the keyboard conn
53. ntren en la lista de piezas La utilizaci n de una bater a no apropiada puede provocar la ignici n o explosi n de la misma Safety information Safety notice 3 A 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 d montez pas ne l exposez ni au feu ni l eau Ne la mettez pas en court circuit Pour la mettre au rebut conformez vous la r glementation en vigueur Lorsque vous remplacez la batterie veillez n utiliser que les mod les cit s dans la liste de pi ces d tach es ad quate En effet une batterie inappropri e risque de prendre feu ou d exploser Akkus enthalten geringe Mengen von Nickel Sie d rfen nicht zerlegt wiederaufgeladen kurzgeschlossen oder Feuer oder Wasser ausgesetzt werden Bei der Entsorgung die rtlichen Bestimmungen f r Sondermiill beachten Beim Ersetzen der Batterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgef hrt ist Der Einsatz falscher Batterien kann zu Entz ndung oder Explosion f hren 5p Sw nog DRO 522 NIINON INI pownd Addon TANK AN p5235 PN DIT PA DN DO V INN ISPI IN 0999 IN UND INN mann
54. o se encuentran sueltas dentro del sistema Compru belo agitando el sistema y escuchando los posibles ruidos que provocar an Las piezas met licas pueden causar cortocircuitos el ctricos TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual Safety notice 2 N 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 d montez pas ne les rechargez pas ne les exposez ni au feu ni l eau Ne les mettez pas en court circuit Pour les mettre au rebut conformez vous la r glementation en vigueur Lorsque vous remplacez la pile de sauvegarde ou celle de l horloge temps r el veillez n utiliser que les mod les cit s dans la liste de pi ces d tach es ad quate Une batterie ou une pile inappropri e 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 rtlichen Bestimmungen f r S
55. oHS 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 Replacement Current or Replacement original part FRU original part FRU Non RoHS Can be Non RoHS Non RoHS Can be RoHS Must be RoHS Must be RoHS Non RoHS Can sub to RoHS 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 What to do first on page 20 Power system checkout on page 21 Before you go to the checkout make sure to read the following important notes da Important notes Only certified t
56. onderm ll beachten Beim Ersetzen der Bereitschafts oder Systembatterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgef hrt ist Der Einsatz falscher Batterien kann zu Entz ndung oder Explosion f hren mop Nyaa Man MANDA AANA MID GERO REIS p525 yx OMITA Y SW IN UND DEI PIN WIND ANN TOP NAZON AN PIVI v AMN INP IN 055 V DANN PEIO mpnn n DN WINI DPIN VIA WINN NINDI PI RENT DIY DION NI NINDI UVP V ANNA MINOR 5v MININA IN nns DIZAY Alcune batterie di riserva contengono una piccola quantit di nichel e cadmio Non smontarle ricaricarle gettarle nel fuoco o nell acqua n 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 Cc eZ Ue OEE ROH TWEED FR VARFENTWS DORE V X3 LEBST AYTI DRA IH RETIRO SO RSE EY a R ED EIR UTTDRW CS LEV NYT ERTS pilye BORO ZE Zk BOZA Y VARIA YT erer Letz Eo td er D REED Ny TY MRE KLEY BRLIVFTELLRDYET Algunas bater as de reserva contienen una peque a cantidad de n quel y cadmio No las desmonte ni recargue ni las eche al fuego o al agua ni las cortocircuite Des chelas tal como dispone la normativa local Utilice s lo bater as que se encue
57. ons 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 a TA Lenovo G70 70 G70 80 Z70 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
58. ouch pad LED indicator and power board connector in the direction shown by arrow D When installing Make sure that all the FPC connectors are attached firmly Lenovo G70 70 G70 80 Z70 80 Figure 10 Removal steps of keyboard bezel continued Remove the keyboard bezel in the direction shown by arrow D 53 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 54 1110 System board M Important notices for handling the system board When handling the system board bear the following in mind Becareful 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 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 1010 Battery pack on page 34 1020 Dummy card on page 35 1030 Hard disk drive HDD Memory Mini PCI Express Card slot compartment cover on page 36 1040 Hard disk drive on page 37 1050 DIMM on page 40 1060 PCI Express Mini Card for wireless LAN WAN on page 41 1070 Optical drive on page 43 1080 Fan assembly on page 45 1090 Keyboard on page 46 1100 Keyboard bezel on page 50 Lenovo G70 70 G70 80 Z70 80 Figure 11 Removal steps of syste
59. ovo G70 70 G70 80 Z70 80 o 1 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 touch pad and the touch pad buttons E E EJ Enables disables airplane mode Switches the active program Turns on off the backlight of the display Projects to a connected display Decreases display brightness Increases display brightness 31 V A Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual FRU replacement notices replacement notices 32 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 Remove screws carefully for reuse Usea torque screwdriver if you have one Tighten screws as follows Plastic to plastic T
60. panel LCD cable and hinges For access remove these FRUS in order 1010 Battery pack on page 34 1020 Dummy card on page 35 e 1030 Hard disk drive HDD Memory Mini PCI Express Card slot compartment cover on page 36 1040 Hard disk drive on page 37 1050 DIMM on page 40 1060 PCI Express Mini Card for wireless LAN WAN on page 41 1070 Optical drive on page 43 1080 Fan assembly on page 45 1090 Keyboard on page 46 1100 Keyboard bezel on page 50 e 1110 System board on page 54 1150 LCD front bezel on page 68 Figure 16 Removal steps of LCD panel LCD cable and hinges 270 80 Remove four screws H Detach the LCD connector in the direction shown by arrow EJ Step Screw quantity Color Torque H M2 0 x 3 mm flat head nylok coated 4 Black 2 0 kgfem 69 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual Figure 16 Removal steps of LCD panel LCD cable and hinges continued G70 70 G70 80 Remove the eight screws H Detach the integrated camera connector in the direction shown by arrow Ej Lift the LCD panel in the direction shown by arrows fE When installing Make sure that the connector is attached firmly Step Screw quantity Color Torque H M2 5 x 4 mm flat head nylokcoated 8 Black 3 0 kgfem 70 Lenovo G70 70 G70 80 Z70 80 Figure 16 Removal steps of LCD panel LCD cable and hinges continued Z70 80 Remove the screws
61. ra en contacto con sus ojos o sus manos lave inmediatamente las reas afectadas con agua durante 15 minutos como m nimo Obtenga atenci n medica si se presenta alg n Se J 11 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 12 Safety notice 6 A DANGER To avoid shock do not remove the plastic cover that protects the lower part of the inverter card Afin d viter tout risque de choc lectrique ne retirez pas le cache en plastique prot geant la partie inf rieure de la carte d alimentation Aus Sicherheitsgr nden die Kunststoffabdeckung die den unteren Teil der Spannungswandlerplatine umgibt nicht entfernen prooLban NUI AN VONNI N monunnn YI 913 pann 990997 90 ANNA IPIN by yan Per evitare scosse elettriche non rimuovere la copertura in plastica che avvolge la parte inferiore della scheda invertitore REUS 13a Orr EO ESUS LEN GZ e d NEIE CS REV Para evitar descargas no quite la cubierta de plastico que rodea la parte baja de la tarjeta invertida J Safety notice 7 A 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 lev le court circuit ou la mise la masse d une batterie peut produire suffisamment de courant pour br ler des mat riaux combustibles ou causer des br lures corporelles graves Obwohl H
62. rained personnel can service the computer Before replacing any FRU read the entire page on removing and replacing FRUs When you replace FRUs use new nylon coated screws 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 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual What to do first 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 20 1 9e NI m amp Pe Name and phone number of servicer Date of service Date on which the machine failed Date
63. s chapter presents the following product specific service references and product specific parts information Specifications on page 27 Status indicators on page 29 FRU tests on page 31 Hotkeys on page 31 FRU replacement notices on page 32 Removing and replacing an FRU on page 33 Locations on page 75 Parts list on page 79 Specifications The following table lists the specifications of the Lenovo G70 70 G70 80 Z70 80 Table 1 Specifications Feature Processor Graphic Chipset Display Standard memory CMOS RAM Hard disk drive Optical drive SSD Bus architecture I O ports Audio Description See the system properties of your computer You can do this as follows Click Control Panel then click Hardware and Sound click Device Manager under Devices and Printers and double click Processors Intel R HD Graphics 5500 NVIDIA GeForce 840M 2G VRAM NVIDIA GeForce 840M 4G VRAM 16 9 1 600 x 900 pixels 1 920 x 1 080 pixels DDR3L 1600MHz 16 GB SODIMM x 2 256 bytes 2 5 inch 9 5 mm 9 0 mm RAMBO NGFF 16G SATA 128GB 256GB 1600 MHz DDR3L SDRAM PC3L 128005 PCI Express bus DMI HDMI port x 1 USB 2 0 x 2 USB3 0x 1 2 in 1 slot x 1 MMC SD Combo audio jack x 1 Speaker x 2 Built in microphone 27 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 28 Video WLAN WWAN Bluetooth Keyboard Touch pad Integrated camera Battery AC adapter Pre instal
64. s document does not give you any license to these patents LENOVO GROUP LTD PROVIDES THIS PUBLICATION AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF NON INFRINGEMENT MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE Some jurisdictions do not allow disclaimer of express or implied warranties in certain transactions therefore this statement may not apply 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 not intended for use in implantation or other life support applications where malfunction may result in injury or death to persons The information contained in this document does not affect or change Lenovo product specifications or warranties Nothing in this document shall operate as an express or implied license or indemnity under the intellectual property rights of Lenovo or third parties All information contained in this document was obtained in specific environments and is presented as an illustration The result obtained in other operating environments may vary Lenovo may use or distribute any of the information you s
65. ss E 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 briefly 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 lid Press the Power button Right click the Start button in the lower left corner and select Shut down or sign out Sleep Open the charms and then select Settings fog Power gt Sleep Note Put your computer to sleep before you move it Moving your computer while the hard disk drive is spinning can damage the hard disk causing loss of data To wake the computer do one of the following e Press any key on the keyboard Press the Power button Note Only available to the factory settings 25 V A Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 26 Shutting down the computer If you are not going to use your computer for a long time shut it down To shut down the computer do one of the following Press and hold or right click the Start button in the lower left corner and select Shut down or sign out gt Shut down Open the charms bar and select Settings Es gt Power gt Shut down Lenovo G70 70 G70 80 Z70 80 Lenovo G70 70 G70 80 Z 70 80 Thi
66. ster 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 Supervisor password A supervisor password SVP protects the system information stored in the BIOS Setup Utility The user must enter the SVP in order to get access to the BIOS Setup Utility and change the system configuration Attention If the SVP has been forgotten and cannot be made available to the servicer there is no service procedure to reset the password The system board must be replaced for a scheduled fee Related service information Power management 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 pre
67. t 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 pr sente des risques d incendie d explosion ou de br lures graves Ne la rechargez pas ne retirez pas son connecteur polaris et ne la d montez pas Ne l exposez pas une temperature sup rieure 100 C ne la faites pas br ler et n en exposez pas le contenu l eau Mettez la pile au rebut conform ment la r glementation en vigueur Une pile inappropri e risque de prendre feu ou d exploser Die Systembatterie ist eine Lithiumbatterie Sie kann sich entz nden explodieren oder schwere Verbrennungen hervorrufen Batterien dieses Typs d rfen nicht aufgeladen zerlegt ber 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 rtlichen Bestimmungen f r Sonderm ll beachten Beim Ersetzen der Batterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgef hrt ist Der Einsatz falscher Batterien kann zu Entz ndung oder Explosion f hren IN mssonnb 099799 01535 n515y Dan noo JANDA DN PID WAN AMIN POT PN nup aan puen AMIN DANY IN ANN P4999 ORO AIPA PRI DIJON NN PIWI PR PTT MIYA 100 99 un V
68. tal 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 Related service information Related service information This chapter presents the following information Restoring the factory contents by using Recovery Disc Set on page 23 Passwords on page 24 Power management on page 25 Restoring the factory contents by using Recovery Disc Set When the hard disk drive or solid state drive is replaced because of a failure no product recovery program is on the new drive In this case you must use the Recovery Disc Set for the computer Order the Recovery Disc Set and the drive at the same time so that you can recover the new drive with the pre installed software when they arrive The Recovery Disc Set consists of the following set of DVDs to restore the computer to the original factory configuration Start Recovery Disc one disc Th
69. tes Each FRU is available for all types or models unless specific types or models are specified 79 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual Overall 80 Lenovo G70 70 G70 80 Z70 80 Table 4 Parts list Overall No FRU FRU no CRU G70 70 G70 80 270 80 ID 1 LCD unit see LCD FRUs on page 89 2 Keyboard see Keyboard on page 91 3 Power Board L G70 70 5C50G89508 N W Cable 4 Upper Cover Black L 5CBOG89499 N G70 70 W TP 4 Upper case L Z70 80 W 5CBOH14194 N TP AN 5 ODD SwitchBoard L G70 5C50G89505 N e 70W Cable 6 USB amp AudioBoard L G70 5C50G89483 N e 70 W Cable 7 MBLG70 70 NOK 5B20G89475 N 13 4030U UMA 7 MBLG70 70 W8P 5B20G89509 N 13 4030U UMA 7 MBLG70 70 W8S 5B20G89579 N 13 4030U UMA 7 MBLG70 70 NOK 5B20G89506 N 15 4210U UMA 7 MBLG70 70 W8P 5B20G89500 N 15 4210U UMA 7 MBLG70 70 W8S 5B20G89582 N 15 4210U UMA 7 MBLG70 70NOK2957U 5B20G89501 N UMA 7 MBLG70 70 W8P 2957U 5B20G89498 N UMA 7 MBLG70 70W8S 2957U 5B20G89580 N UMA 7 MBLG 70 70NOK3558U 5B20G89496 N UMA 7 MBLG70 70 W8P 3558U 5B20G89493 N UMA 7 MBLG70 70W85 3558U 5B20G89587 N UMA 7 MB L G70 70 NOK 5B20G89484 N 13 4030U 2G 7 MB L G70 70 W8P 5B20G89504 N 13 4030U 2G 7 MBLG70 70 W8S 5B20G89583 N 13 4030U 2G 7 MBLG70 70 NOK 5B20G89507 N 15 4210U 2G 81 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 82 Table
70. ther 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 la N N 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 Radiac o por raio laser ao abrir Nao olhe fixo no feixe de luz nao olhe diretamente por meio de instrumentos ticos e evite exposic o direta com o feixe de luz ZER ep EN SHEET NBA DES ZBE EEREN ERREZE Rayonnement laser si carter ouvert vitez de fixer le faisceau de le regarder directement avec des instruments optiques ou de vous exposer au rayon Laserstrahlung bei ge ffnetem Ger t Nicht direkt oder ber optische Instrumente in den Laserstrahl sehen und den Strahlungsbereich meiden Kinyit skor l zersug r Ne n zzen bele se szabad szemmel se optikai eszk z kkel Ker lje a sug rnyal bbal val rintkez st Aprendo l unit vengono emesse radiazioni laser Non fissare il fascio non guardarlo direttamente con strumenti ottici e evitare l esposizione diretta al fascio OrkpbiBas Geperwrecb nasepHoro usnyyeHna He cmoTpuTe Ha nyy He pasrnaabiBante ero C TlOMOLLIBIO ONTUYECKUX VHCTPYMEHTOB a TAKKE u3ber
71. trical 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 TA Lenovo G70 70 G70 80 Z70 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 Use caution do not become a victim yourself Switch off the power Send the victim to get medical aid Safety information Safety inspection guide 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
72. uare 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 Toputthe 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 75 8 When replacing an FRU use the correct screw as shown in the procedures N 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 Note The illustrations used in this section are of the Lenovo Z70 80 unless otherwise stated 33 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manua
73. upply in any way it believes appropriate without incurring any obligation to you Any references in this publication to non Lenovo Web sites are provided for convenience only and do not in any manner serve as an endorsement of those Web sites The materials at those Web sites are not part of the materials for this Lenovo product and use of those Web sites is at your own risk 103 TA Lenovo G70 70 G70 80 Z70 80 Hardware Maintenance Manual 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 measurements may have been estimated through extrapolation Actual results may vary Users of this document should verify the applicable data for their specific environment Trademarks 104 The following terms are trademarks or registered trademarks of Lenovo in the United States other countries or both Lenovo OneKey Microsoft and Windows are trademarks of Microsoft Corporation in the United States other countries or both Other company products or service names may be trademarks or service marks of others
74. urn an additional 90 after the screw head touches the surface of the plastic part more than 90 Z Cross section Logic card to plastic Turn an additional 180 after the screw head touches the surface of the logic card more than 180 4 A E ZZ 2 S Cross section e 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 Never use a screw that you removed Use a new one Make sure that all screws are tightened firmly Ensure torque screwdrivers are calibrated correctly following country specifications Lenovo G70 70 G70 80 Z70 80 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 32 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 sq
75. utton 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 General checkout Power system checkout system checkout To verify a symptom follow the steps below Turn off the computer Remove the battery pack Connect the AC adapter Make sure that power is supplied when you turn on the computer Turn off the computer Disconnect the AC adapter and install the charged battery pack Make sure that the battery pack supplies power when you turn on the computer SE E If you suspect a power problem see the appropriate one of the following power supply checkouts Checking the AC adapter on page 21 Checking operational charging on page 21 Checking the battery pack on page 22 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 operational charging

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