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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 Slim device .......85
1030 Hard disk drive (HDD) cover, HDD and HDD
rubber rails or solid state drive (SSD) and storage
converter ...............86
1040 Palm rest or palm rest with fingerprint reader 88
1050 DIMM ..............91
1060 Keyboard .............92
1070 Modem daughter card (MDC-3.0) .....94
1080 PCI Express Mini Card for wireless
LAN/WiMAX .............96
1090 Intel Turbo Memory Minicard or Wireless USB
adapter ................98
1100 Backup battery ...........100
1110 SIM card slot ............101
1120 Keyboard bezel ...........102
1130 PCI Express Mini Card for wireless WAN . . 104
1140 Speaker assembly ..........106
1150 Fan assembly............108
1160CPU...............112
1170 LCD unit .............113
1180 Base cover and USB sub card with cable. . . 116
1190 Structure frame ...........121
1200 System board and ExpressCard slot assembly 124
2010 LCD front bezel (LCD cover kit) .....127
2020 LCD rear cover (LCD cover kit) .....129
2030 Inverter card or LED control card .....130
2040 Integrated camera ..........131
2050 Bluetooth daughter card (BDC-2.1) ....132
2060 Antenna assembly ..........133
2070 LCD panel and LCD cable .......136
2080 Hinges and LCD magnesium frame ....139
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