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IBM THINKPAD T400S Hardware Maintenance Manual: Table Of Contents

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Contents
About this manual. . . . . . . . . . .
General safety . . . . . . . . . . . . . . . .
Electrical safety . . . . . . . . . . . . . . .
Safety inspection guide . . . . . . . . . . . .
Handling devices that are sensitive to electrostatic
discharge. . . . . . . . . . . . . . . . . .
Grounding requirements . . . . . . . . . . . .
Laser compliance statement (multilingual
translations) . . . . . . . . . . . . . . . .
Chapter 2. Important service
information . . . . . . . . . . . . . . 31
Strategy for replacing FRUs . . . . . . . . .
Important notice for replacing a system
board . . . . . . . . . . . . . . . .
How to use error message . . . . . . . .
Strategy for replacing FRUs for CTO, CMV, and
GAV . . . . . . . . . . . . . . . . . . .
Product definition . . . . . . . . . . . .
FRU identification for CTO, CMV, and GAV
products . . . . . . . . . . . . . . .
What to do first . . . . . . . . . . . . . .
Checkout guide . . . . . . . . . . . . . .
Lenovo ThinkVantage Toolbox (Lenovo System
Toolbox) . . . . . . . . . . . . . . .
FRU tests . . . . . . . . . . . . . . .
Power system checkout . . . . . . . . . . .
Checking the AC adapter. . . . . . . . .
Chapter 4. Related service
information . . . . . . . . . . . . . . 45
Restoring the factory contents by using Product
Recovery discs . . . . . . . . . . . . . .
Restoring the factory contents by using Recovery
Disc Set . . . . . . . . . . . . . . . . .
Passwords . . . . . . . . . . . . . . . .
Power-on password . . . . . . . . . . .
Hard-disk password. . . . . . . . . . .
© Copyright Lenovo
iii
Supervisor password . . . . . . . . . .
1
2
Screen blank mode . . . . . . . . . . .
3
Sleep (standby) mode . . . . . . . . . .
3
Symptom-to-FRU index . . . . . . . . . . .
4
4
Error messages . . . . . . . . . . . .
Beep symptoms . . . . . . . . . . . .
21
No-beep symptoms . . . . . . . . . . .
LCD-related symptoms . . . . . . . . .
Intermittent problems . . . . . . . . . .
31
Undetermined problems . . . . . . . . .
32
32
32
Chapter 7. FRU replacement
32
notices . . . . . . . . . . . . . . . . 69
32
Screw notices . . . . . . . . . . . . . . .
Retaining serial numbers. . . . . . . . . . .
33
Restoring the serial number of the system
unit . . . . . . . . . . . . . . . . .
Retaining the UUID . . . . . . . . . . .
35
36
36
Chapter 8. Removing and replacing a
FRU . . . . . . . . . . . . . . . . . . 73
39
Before servicing ThinkPad T400s, T410s, and
40
T410si . . . . . . . . . . . . . . . . . .
40
1010 Battery pack . . . . . . . . . . . . .
41
41
1030 Solid state drive (SSD) or hard disk drive
42
(HDD) . . . . . . . . . . . . . . . . . .
42
1040 DIMM . . . . . . . . . . . . . . . .
43
1070 Keyboard . . . . . . . . . . . . . .
1080 Backup battery . . . . . . . . . . . .
1090 Wireless USB adapter or Intel Turbo
45
Memory . . . . . . . . . . . . . . . . .
1100 Palm rest or palm rest with fingerprint
45
reader . . . . . . . . . . . . . . . . . .
47
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