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Contents
About this manual. . . . . . . . . . . . v
Chapter 1. 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
Chapter 2. 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 denition. . . . . . . . . . . . 41
FRU identication for CTO, CMV, and GAV
products . . . . . . . . . . . . . . . 41
Chapter 3. General checkout . . . . . 43
What to do rst . . . . . . . . . . . . . . 44
Checkout guide . . . . . . . . . . . . . . 45
Diagnostics using PC-Doctor for DOS. . . . 45
Lenovo ThinkVantage Toolbox (Lenovo System
Toolbox) . . . . . . . . . . . . . . . 47
PC-Doctor for Rescue and Recovery . . . . 48
FRU tests . . . . . . . . . . . . . . . 49
Power system checkout . . . . . . . . . . . 51
Checking the AC adapter. . . . . . . . . 51
Checking operational charging . . . . . . 51
Checking the battery pack . . . . . . . . 52
Checking the backup battery . . . . . . . 52
Chapter 4. Related service
information . . . . . . . . . . . . . . 55
Restoring the factory contents by using Recovery
Disc Set . . . . . . . . . . . . . . . . . 55
Passwords . . . . . . . . . . . . . . . . 56
Power-on password . . . . . . . . . . . 56
Hard-disk password. . . . . . . . . . . 56
Supervisor password . . . . . . . . . . 57
How to remove the power-on password . . . 57
How to remove the hard-disk password . . . 57
Power management . . . . . . . . . . . . 59
Screen blank mode . . . . . . . . . . . 59
Sleep (standby) mode . . . . . . . . . . 59
Hibernation mode . . . . . . . . . . . 60
Symptom-to-FRU index . . . . . . . . . . . 61
Numeric error codes . . . . . . . . . . 61
Error messages . . . . . . . . . . . . 66
Beep symptoms . . . . . . . . . . . . 67
No-beep symptoms . . . . . . . . . . . 67
LCD-related symptoms . . . . . . . . . 68
Intermittent problems . . . . . . . . . . 69
Undetermined problems . . . . . . . . . 69
Chapter 5. . . . . . . . . . . . . . . 71
Chapter 6. . . . . . . . . . . . . . . 75
Chapter 7. 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
Chapter 8. Removing and replacing a
FRU . . . . . . . . . . . . . . . . . . 83
Before servicing ThinkPad T410 and T410i . . . 84
1010 Battery pack . . . . . . . . . . . . . 85
1020 ExpressCard blank bezel . . . . . . . . 86
1030 Serial Ultrabay Slim device or travel bezel . . 87
1040 Hard disk drive (HDD) slot cover, HDD rubber
rails and HDD or storage converter and solid state
drive (SSD) . . . . . . . . . . . . . . . . 88
1050 DIMM slot cover. . . . . . . . . . . . 90
1060 DIMM (in bottom slot). . . . . . . . . . 91
1070 PCI Express Mini Card for wireless WAN . . 92
1080 Keyboard . . . . . . . . . . . . . . 94
1090 DIMM (in slot under keyboard) . . . . . . 99
1100 Backup battery . . . . . . . . . . . . 101
1110 PCI Express Mini Card for wireless LAN . . 103
1120 Keyboard bezel assembly, FPC cable, and
Bluethooth daughter card (BDC-2.1) . . . . . . 105
1130 SmartCard or Contactless SmartCard . . . 109
1140 Modem daughter card (MDC). . . . . . . 111
1150 Speaker assembly . . . . . . . . . . . 112
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