Table Of Contents - Lenovo G70-70 Hardware Maintenance Manual

Contents
About this manual........................................iv
Safety information.........................................1
General safety ...................................................... 2
Electrical safety .................................................... 3
Safety inspection guide ...................................... 5
Handling devices that are sensitive to
electrostatic discharge......................................... 6
Grounding requirements ................................... 6
Safety notices: multilingual translations.......... 7
Laser compliance statement............................. 14
Important service information ...................16
Strategy for replacing FRUs............................. 16
Strategy for replacing a hard disk
drive .............................................................. 17
Important notice for replacing a system
board ............................................................. 17
Important information about replacing RoHS
compliant FRUs ................................................. 18
General checkout ........................................19
What to do first .................................................. 20
Power system checkout .................................... 21
Checking the AC adapter........................... 21
Checking operational charging ................. 21
Checking the battery pack ......................... 22
Related service information .......................23
Restoring the factory contents by using
Recovery Disc Set .............................................. 23
Start Recovery Disc (one disc) ................... 23
Operating System Recovery Disc
(one or more discs) ...................................... 23
Applications and Drivers Recovery Disc
(one or more discs) ...................................... 23
Supplemental Recovery Disc..................... 23
Passwords........................................................... 24
Power-on password .................................... 24
Hard-disk password ................................... 24
Supervisor password .................................. 24
Power management .......................................... 25
Screen blank state ........................................ 25
Putting the computer to sleep or shutting it
down ............................................................. 25
Lenovo G70-70/G70-80/Z70-80 ...................27
Specifications ..................................................... 27
Status indicators ................................................ 29
Hotkeys ............................................................... 31
FRU replacement notices.................................. 32
Screw notices ................................................ 32
Removing and replacing an FRU .................... 33
1010 Battery pack ......................................... 34
1020 Dummy card........................................ 35
1030 Hard disk drive(HDD)/Memory/
Mini PCI Express Card slot compartment
cover .............................................................. 36
1040 Hard disk drive ................................... 37
1050 DIMM ................................................... 40
1060 PCI Express Mini Card for wireless
LAN/WAN .................................................. 41
1070 Optical drive........................................ 43
1080 Fan assembly ....................................... 45
1090 Keyboard.............................................. 46
1100 Keyboard bezel ................................... 50
1110 System board ....................................... 54
1120 LCD unit............................................... 58
1130 Heat Sink assembly ............................ 61
1140 Base cover, speakers and LED
board.............................................................. 63
1150 LCD front bezel................................... 69
1160 LCD panel, LCD cable and
hinges............................................................. 70
1170 Integrated camera ............................... 75
Locations ............................................................. 76
Front view..................................................... 76
Right-side view ............................................ 78
Bottom and Left-side view ......................... 79
Parts list............................................................... 80
Overall ........................................................... 81
LCD FRUs ..................................................... 88
Keyboard....................................................... 90
Keyboard....................................................... 93
Miscellaneous parts ..................................... 97
AC adapters.................................................. 98
Screws............................................................ 98
Power cords .................................................. 99
Notices .......................................................102
Trademarks....................................................... 103
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