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Lenovo ThinkPad T40 Hardware Maintenance Manual - Page 212

Lenovo ThinkPad T40 Manual

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Parts list No. FRU P/N CRU ID 11 Base cover assembly 2375 (15.0-in.) WW (T42/T42p) v Supported by CTO 13R2925 N Base cover assembly 2376 (14.1-in.) WW (T40) v 2376-72x except 72K 13N5545 N WW M10 (T41p) v Supported by CTO 13N5670 N Korea (T40) v 2376-72K 13N5045 N Base cover assembly 2376 (15.0-in.) WW (T42/T42p) v Supported by CTO 13R2926 N Base cover assembly 2378 (14.1-in.) WW (T40, T41, T42) 13N5546 N v 2378-D1x, D2x v 2378-DEx, DFx, DGx, DHx, DLx, DMx, EEx, EFx, EJx, ELx, EMx, ENx, EPx v 2378-5Ux, DTx, DUx, ETx, EUx, EVx, FUx, FTx v 2378-R1x, R3x, R4x, R5x WW M10 (T42) v 2378-FVU 26R7900 N Base cover assembly 2378 (15.0-in.) WW (T42/T42p) v 2378-DVx, DWx, EWx, FZx v 2378-2Zx, DYx, DXx, EXx, EYx, EZx v 2378-R2x, R9x 13R2927 N Base cover assembly 2379 (14.1-in.) WW (T40, T41, T42 ) v 2379-D3x, D4x, D5x, D6x v 2379-DJx, DKx, ERx, ESx v 2379-5Vx v 2379-R1x, R5x 13N5547 N Base cover assembly 2379 (15.0-in.) WW (T42/T42p) v 2379-DZx v 2379-DYx, DXx, EYx, EZx v 2379-R6x, R8x, R9x 13R2928 N (continued) 206 T40/T40p, T41/T41p, T42/T42p

Section	Page
Contents	3
About this manual	7
Introduction	9
Important service information	9
Strategy for replacing FRUs	9
Strategy for replacing a hard disk drive	10
How to use error messages	10
Diskette compatibility matrix	10
Safety notices: multilingual translations	10
Safety information	22
General safety	22
Electrical safety	23
Safety inspection guide	25
Handling devices that are sensitive to electrostatic discharge	26
Grounding requirements	27
Laser compliance statement	28
General descriptions	31
Read this first	31
What to do first	31
Related service information	33
Service Web site	33
Restoring the pre-installed system	33
Recovery to Factory Contents by using Product Recovery CDs	33
Passwords	34
How to remove the power-on password	35
How to remove the hard-disk password	36
Power management	38
Screen blank mode	38
Standby mode	38
Hibernation mode	39
Checkout guide	41
Testing the computer	41
Creating the PC-Doctor diagnostics diskette	41
Detecting system information with PC-Doctor	44
Hardware Info	44
Utility	44
Power system checkout	45
Checking the ac adapter	45
Checking operational charging	46
Checking the battery pack	46
Checking the backup battery	47
ThinkPad T40/T40p, T41/T41p, T42/T42p Series	49
Product overview	51
Specifications	51
Status indicators	56
FRU tests	59
Fn key combinations	60
Symptom-to-FRU index	64
Numeric error codes	64
Error messages	68
Beep symptoms	69
No-beep symptoms	69
LCD-related symptoms	70
Intermittent problems	71
Undetermined problems	71
FRU replacement notices	72
Screw notices	72
Retaining serial numbers	73
Restoring the serial number of the system unit	73
Retaining the UUID	74
Reading or writing the ECA information	74
Removing and replacing a FRU	76
1010 Battery pack for 14.1-in. LCD models	77
1020 Battery pack for 15.0-in. LCD models	79
1030 Ultrabay Slim device	80
1040 Hard disk drive	81
1050 DIMM (optional)	83
1060 Keyboard	85
1070 DIMM (standard)	89
1080 Modem daughter card (MDC/MDC-2)	90
1090 Bluetooth/Modem daughter card (BMDC/BMDC-2)	92
1100 Palm rest or Palm rest with fingerprint sensor (for 14.1-in. LCD models)	94
1110 Keyboard bezel or Keyboard bezel with fingerprint sensor (for 15.0-in. LCD models)	97
1120 Mini PCI adapter	103
1130 Fan assembly	107
1140 Backup battery for 14.1-in. LCD models	112
1150 Backup battery for 15.0-in. LCD models	114
1160 Speaker assembly	116
1170 Keyboard bezel for 14.1-in. LCD models	118
1180 PC Card slot assembly for 14.1-in. LCD models	120
1190 PC Card slot assembly for 15.0-in. LCD models	122
1200 LCD assembly for 14.1-in. LCD models	124
1210 LCD assembly for 15.0-in. LCD models	129
1220 CPU	134
1230 Ultrabay Slim guide rail assembly for 14.1-in. LCD models	135
1240 Ultrabay Slim guide rail assembly for 15.0-in. LCD models	137
1250 VGA and Ultrabay Slim device eject button cable	140
1260 System board and base cover for 14.1-in. LCD models	142
1270 System board, interposer card, and base cover for 15.0-in. LCD models	151
2010 LCD front bezel for 14.1-in. LCD models	159
2020 LCD front bezel for 15.0-in. LCD models	161
2030 Inverter card for 14.1-in. LCD models	163
2040 Inverter card for 15.0-in. LCD models	165
2050 Wireless antenna assemblies, LCD panel, LCD cable assembly, hinges, and LCD cover for 14.1-in. LCD models	166
2060 Wireless antenna assemblies, LCD panel, LCD cable assembly, hinges, and LCD cover for 15.0-in. LCD models	181
3010 ThinkPad Dock II PCI cover	188
3020 ThinkPad Dock II top cover	189
Locations	192
Front view	192
Rear view	194
Bottom view	195
Parts list	196
Overall	197
14.1-in. LCD FRUs	226
14.1-in. XGA TFT	227
14.1-in. SXGA+ TFT	232
15.0-in. LCD FRUs	236
15.0-in. XGA TFT	237
15.0-in. SXGA+ IPS TFT	238
15.0-in. UXGA IPS TFT	240
Keyboard	241
Recovery CDs	243
Windows XP Professional (for T40/T40p series)	243
Windows XP Professional (for T41/T41p series)	244
Windows XP Professional (for T42/T42p series)	245
Windows 2000 (for T40/T40p series)	247
Windows 2000 (for T41 series)	248
Windows XP Home Edition (for T42/T42p series)	248
Miscellaneous parts	249
AC adapters	252
Optional FRUs	253
Common parts list	254
Tools	254
Power cords (system)	254
Power cords (ThinkPad Dock II)	255
Notices	256

Match case Limit results 1 per page

No.

FRU

P/N

CRU

Base

cover

assembly

2375

(15.0-in.)

(T42/T42p)

Supported

CTO

13R2925

Base

cover

assembly

2376

(14.1-in.)

(T40)

2376-72x

except

72K

13N5545

M10

(T41p)

Supported

CTO

13N5670

Korea

(T40)

2376-72K

13N5045

Base

cover

assembly

2376

(15.0-in.)

(T42/T42p)

Supported

CTO

13R2926

Base

cover

assembly

2378

(14.1-in.)

(T40,

T41,

T42)

2378-D1x,

D2x

2378-DEx,

DFx,

DGx,

DHx,

DLx,

DMx,

EEx,

EFx,

EJx,

ELx,

EMx,

ENx,

EPx

2378-5Ux,

DTx,

DUx,

ETx,

EUx,

EVx,

FUx,

FTx

2378-R1x,

R3x,

R4x,

R5x

13N5546

M10

(T42)

2378-FVU

26R7900

Base

cover

assembly

2378

(15.0-in.)

(T42/T42p)

2378-DVx,

DWx,

EWx,

FZx

2378-2Zx,

DYx,

DXx,

EXx,

EYx,

EZx

2378-R2x,

R9x

13R2927

Base

cover

assembly

2379

(14.1-in.)

(T40,

T41,

T42

)

2379-D3x,

D4x,

D5x,

D6x

2379-DJx,

DKx,

ERx,

ESx

2379-5Vx

2379-R1x,

R5x

13N5547

Base

cover

assembly

2379

(15.0-in.)

(T42/T42p)

2379-DZx

2379-DYx,

DXx,

EYx,

EZx

2379-R6x,

R8x,

R9x

13R2928

(continued)

Parts

list

206

T40/T40p,

T41/T41p,

T42/T42p