Lenovo G485 Notebook - Manual (Page 3)

iii
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 ................. 22
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 mode ...................................... 25
Sleep (standby) mode ................................. 25
Hibernation mode ....................................... 26
Lenovo G480/G485/G580/G585/G780 ........27
Specifications ..................................................... 27
Status indicators ................................................ 29
Fn key combinations ......................................... 31
FRU replacement notices.................................. 32
Screw notices ................................................ 32
Removing and replacing an FRU .................... 33
1010 Battery pack ......................................... 34
1020 Dummy card........................................ 35
1030 Optical drive/Hard disk drive (HDD)/
Memory/Central
processing unit/Mini PCI Express
Card slot compartment cover .................... 36
1040 Hard disk drive ................................... 39
1050 Optical drive........................................ 43
1060 DIMM ................................................... 45
1070 PCI Express Mini Card for wireless
LAN/WAN .................................................. 47
1080 Keyboard.............................................. 49
1090 Keyboard bezel ................................... 52
1100 Speakers (Lenovo G480/G485/
G580/G585) .................................................. 59
1110 System board ....................................... 60
1120 LCD unit............................................... 70
1130 Fan assembly and Heat Sink
assembly........................................................ 74
1140 CPU....................................................... 78
1150 Base cover ............................................ 80
1160 LCD front bezel................................... 82
1170 LCD panel, LCD cable and
hinges............................................................. 85
1180 Integrated camera ............................... 89
1190 Antenna assembly and
LCD cover ..................................................... 91
Locations ............................................................. 92
Front view..................................................... 92
Right-side view ............................................ 94
Bottom and Left-side view ......................... 95
Parts list............................................................... 97
Overall ........................................................... 98
LCD FRUs ................................................... 105
Keyboard..................................................... 108
Miscellaneous parts ................................... 114
AC adapters................................................ 115
Power cords ................................................ 116
Notices .......................................................119
Trademarks....................................................... 120
Contents