Contents
About this manual ..........v
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 (multilingual
translations) ..............28
Important service information .....39
Strategy for replacing FRUs .........39
Strategy for replacing a hard disk drive ....40
Important notice for replacing a system board . . 40
How to use error message ........40
Strategy for replacing FRUs for CTO, CMV, and
GAV.................41
Product definition ...........41
FRU identification for CTO, CMV, and GAV
products ..............41
General checkout ..........43
What to do first .............44
Checkout guide .............45
Diagnostics using PC-Doctor for DOS ....45
Lenovo ThinkVantage Toolbox (Lenovo System
Toolbox) ..............48
PC-Doctor for Windows .........48
PC-Doctor for Rescue and Recovery .....49
FRU tests ..............50
Power system checkout ..........52
Checking the AC adapter .........52
Checking operational charging .......53
Checking the battery pack ........53
Checking the backup battery .......54
Related service information......55
Restoring the factory contents by using Product
Recovery discs .............55
Restoring the factory contents by using Recovery
Disc Set ...............56
Passwords ...............57
Power-on password ..........57
Hard-disk password ..........57
Supervisor password ..........58
How to remove the power-on password ....58
How to remove the hard-disk password ....59
Power management ...........60
Screen blank mode ...........60
Sleep (Standby) mode ..........60
Hibernation mode ...........61
Symptom-to-FRU index ..........62
Numeric error codes ..........62
Error messages ............66
Beep symptoms ............67
No-beep symptoms...........67
LCD-related symptoms .........68
Intermittent problems ..........69
Undetermined problems .........69
Status indicators ..........71
Fn key combinations ........75
FRU replacement notices .......79
Screw notices ..............79
Retaining serial numbers ..........80
Restoring the serial number of the system unit 80
Retaining the UUID ..........80
Reading or writing the ECA information . . . 81
Removing and replacing a FRU ....83
1010 Battery pack ............84
1020 Serial Ultrabay Enhanced device .....85
1030 Hard disk drive cover, hard disk drive, and
hard disk rubber rails ...........86
1040 Palm rest or palm rest with fingerprint reader 88
1050 DIMM ..............91
1060 Keyboard .............92
1070 PCI Express Mini Card for wireless LAN. . . 94
1080 Intel Turbo Memory Minicard ......98
1090 Backup battery ...........99
1100 Keyboard bezel and speakers ......100
1110 Fan assembly............103
1120CPU...............107
1130 LCD assembly ...........108
1140 Base cover and PC Card/ExpressCard (or
ExpressCard/Smart Card) bezel assembly ....111
1150 Structure frame and IEEE 1394 sub card . . . 119
1160 System board, PC Card/ExpressCard slots (or
ExpressCard/Smart Card slots) assembly ....124
2010 LCD front bezel ...........127
2020 Inverter card or LED control card .....128
2030 Bluetooth daughter card (BDC-2.1) ....129
2040 Integrated camera ..........130
2050 LCD panel, LCD cable, hinges, and ALPET
sheets ................131
2060 LCD rear cover and wireless LAN antenna
cables ................135
Locations .............137
Front view ..............137
Rear view ..............138
Bottom view..............139
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