Equipment information:

Lenovo ThinkPad T400 Notebook
Manufacturer:
Lenovo
Model: ThinkPad T400
Date: 2011
Category: Computer equipment
Group: Notebook
Description:
Information:
                                    

These manuals are available for the above equipment:

Lenovo -- ThinkPad T400 -- Service Manual
File name: Lenovo-7144-Manual-Page-1-Picture
Manual Type: Service Manual
Pages: 386
Size: 7.69 Mbytes (8059825 Bytes)
Language: english
Revision: Sixth edition
Manual-ID/Number: 43Y6629_05
Date: September 2011
Quality: Electronic document, no scan, very well readable.
Upload date:
MD5: 0e13168985f251ee3bb6a190da7e2560
ed2kID: fd4634ea031e5d1ff248750cd9c44f15
Downloads: 74 since 14 September 2015
Information:
This manual contains service and reference information for
the following
ThinkPadĀ® products.
ThinkPad T400
MT 2764, 2765, 2766, 2767, 2768, 2769, 2773, 6473, 6474,
6475, 7417, 7420,
7425, and 7434
ThinkPad R400
MT 2782, 2783, 2784, 2786, 2787, 2788, 2789, 7438, 7439,
7440, 7443, 7445,
7446, and 7447
Use this manual along with the advanced diagnostic tests to
troubleshoot
problems.

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 or Serial Ultrabay
Enhanced 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 Backup battery . . . . . . . . . . . 92
1070 Keyboard . . . . . . . . . . . . . 93
1080 Modem daughter card (MDC-3.0) . . . . . 95
1090 PCI Express Mini Card for wireless
LAN/WiMAX . . . . . . . . . . . . . 97
1100 PCI Express Mini Card for wireless WAN . . 100
1110 Intel Turbo Memory Minicard or Wireless USB
PCI Express Half-Mini Card . . . . . . . . 102
1120 SIM card slot. . . . . . . . . . . . 104
1130 Keyboard bezel . . . . . . . . . . . 106
1140 Speaker assembly . . . . . . . . . . 108
1150 Fan assembly. . . . . . . . . . . . 110
1160CPU. . . . . . . . . . . . . . . 115
1170 LCD assembly . . . . . . . . . . . 116
1180 Base cover, USB sub card with cable, and PC
Card/ExpressCard slots (or ExpressCard/Smart
Card slots or ExpressCard/7-in-1 Media Card
Reader slots) bezel assembly . . . . . . . . 119
1190 Structure frame . . . . . . . . . . . 125
1200 System board and PC Card/Express Card
slots (or ExpressCard/Smart Card slots or
ExpressCard/7-in-1 Media Card Reader slots)
assembly. . . . . . . . . . . . . . . 129
2010 LCD front bezel. . . . . . . . . . . 133
2020 LCD rear cover . . . . . . . . . . . 135
2030 Inverter card or LED sub card . . . . . . 136
2040 Bluetooth daughter card (BDC-2.1) . . . . 137
2050 LCD magnesium frame, hinge assembly, and
integrated camera . . . . . . . . . . . . 138
2060 Antenna assembly . . . . . . . . . . 141
2070 LCD panel and LCD cable . . . . . . . 143
Locations . . . . . . . . . . . . . 145
Front view . . . . . . . . . . . . . . 145
Rear view . . . . . . . . . . . . . . 146
Bottom view. . . . . . . . . . . . . . 147
Parts list . . . . . . . . . . . . . 149
Overall . . . . . . . . . . . . . . . 150
LCD FRUs . . . . . . . . . . . . . . 277
Keyboard. . . . . . . . . . . . . . . 348
Miscellaneous parts . . . . . . . . . . . 350
AC adapters. . . . . . . . . . . . . . 352
Power cords. . . . . . . . . . . . . . 353
Recovery discs . . . . . . . . . . . . . 354
Windows XP Professional (32 bit) DVDs . . . 354
Windows Vista Starter (32 bit) recovery DVDs 356
Windows Vista Home Basic (32 bit) recovery
DVDs . . . . . . . . . . . . . . . 357
Windows Vista Home Premium (32 bit) recovery
DVDs . . . . . . . . . . . . . . . 359
Windows Vista Business (32 bit) recovery DVDs 361
Windows Vista Business (64 bit) recovery DVDs 363
Windows Vista Ultimate (32 bit) recovery DVDs 364
Windows 7 Home Basic (32 bit) DVDs . . . . 366
Windows 7 Home Premium (32 bit) DVDs . . 367
Windows 7 Home Premium (64 bit) DVDs . . 369
Windows Professional (32 bit) DVDs . . . . 370
Windows Professional (64 bit) DVDs . . . . 372
Common service tools . . . . . . . . . . 374
Notices . . . . . . . . . . . . . . 375
Trademarks . . . . . . . . . . . . . . 376
Lenovo-7144-Manual-Page-1-Picture
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