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Lenovo ThinkPad T42 Hardware Maintenance Manual - Page 218

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Parts list No. FRU P/N CRU ID 15 System board assembly, ATI M7-32, Gigabit Ethernet with security chip for T42 v 2373-1Ux, 1Wx, 1Yx, 1Zx, 2Tx, 2Ux, 2Wx, 2Xx, 2Yx, 3Wx, 3Zx, 4Tx, 4Ux, 4Vx, 4Wx, 4Yx, 4Zx, 5Wx, 5Xx, 6Ux, 6Vx, 6Wx, 6Yx, 6Zx, 7Tx, 7Vx, 7Wx, 7Yx, 7Zx, 8Tx, 8Ux, 8Vx, ATx, AUx, AVx, AWx, BTx, BVx, FWx, FYx, JTx v 2374-1Wx, 4Wx, 6VU, 6Yx, 8Tx v 2378-2Xx, DTx, DUx, ETx, EUx, EVx, FUx v 2378-2Zx, DVx, DWx, EWx, FTx, FZx v 2379-DZx 93P4156 N System board assembly, ATI M9-64, Gigabit Ethernet with security chip for T42 v 2373-5TU v 2378-5UU v 2379-5VU 93P4157 N System board assembly, ATI M10-64, Gigabit Ethernet with security chip for 93P4158 N T42 v 2373-3Ux, 3Vx, 3Xx, 3Yx, 8Xx, 8Yx, 8Zx, 9Tx, 9Ux, 9Vx, 9Xx, 9Zx, AYx, BUx, BXx, BYx, CUx, CVx, CWx, CXx, CYx, JXx v 2374-3VU, 3Xx v 2378-DXx, EXx, EYx, FVx v 2379-DXx System board assembly, ATI M10 93P4159 N GL-128, Gigabit Ethernet with security chip for T42 v 2373-7Xx, AZx, BZx, GRx, GSx, GTx, GUx, GVx, GXx, GYx, GZx, HTx, HVx, HWx, HXx, HYx, KTx. KUx, KXx, KYx, KZx v 2374-7Xx, HTx v 2378-DYx, EZx v 2379-DYx, EZx System board assembly, ATI M7-32, Gigabit Ethernet with security chip (no fingerprint sensor) for T42 v 2373-J1x, J2x, J3x, J5x, JCx, JDx, JEx, JFx, v 2378-R3x, R4x, R6x, R7x v 2379-R6x 27K9907 N (continued) 212 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

System

board

assembly,

ATI

M7-32,

Gigabit

Ethernet

with

security

chip

for

T42

2373-1Ux,

1Wx,

1Yx,

1Zx,

2Tx,

2Ux,

2Wx,

2Xx,

2Yx,

3Wx,

3Zx,

4Tx,

4Ux,

4Vx,

4Wx,

4Yx,

4Zx,

5Wx,

5Xx,

6Ux,

6Vx,

6Wx,

6Yx,

6Zx,

7Tx,

7Vx,

7Wx,

7Yx,

7Zx,

8Tx,

8Ux,

8Vx,

ATx,

AUx,

AVx,

AWx,

BTx,

BVx,

FWx,

FYx,

JTx

2374-1Wx,

4Wx,

6VU,

6Yx,

8Tx

2378-2Xx,

DTx,

DUx,

ETx,

EUx,

EVx,

FUx

2378-2Zx,

DVx,

DWx,

EWx,

FTx,

FZx

2379-DZx

93P4156

System

board

assembly,

ATI

M9-64,

Gigabit

Ethernet

with

security

chip

for

T42

2373-5TU

2378-5UU

2379-5VU

93P4157

System

board

assembly,

ATI

M10-64,

Gigabit

Ethernet

with

security

chip

for

T42

2373-3Ux,

3Vx,

3Xx,

3Yx,

8Xx,

8Yx,

8Zx,

9Tx,

9Ux,

9Vx,

9Xx,

9Zx,

AYx,

BUx,

BXx,

BYx,

CUx,

CVx,

CWx,

CXx,

CYx,

JXx

2374-3VU,

3Xx

2378-DXx,

EXx,

EYx,

FVx

2379-DXx

93P4158

System

board

assembly,

ATI

M10

GL-128,

Gigabit

Ethernet

with

security

chip

for

T42

2373-7Xx,

AZx,

BZx,

GRx,

GSx,

GTx,

GUx,

GVx,

GXx,

GYx,

GZx,

HTx,

HVx,

HWx,

HXx,

HYx,

KTx.

KUx,

KXx,

KYx,

KZx

2374-7Xx,

HTx

2378-DYx,

EZx

2379-DYx,

EZx

93P4159

System

board

assembly,

ATI

M7-32,

Gigabit

Ethernet

with

security

chip

(no

fingerprint

sensor)

for

T42

2373-J1x,

J2x,

J3x,

J5x,

JCx,

JDx,

JEx,

JFx,

2378-R3x,

R4x,

R6x,

R7x

2379-R6x

27K9907

(continued)

Parts

list

212

T40/T40p,

T41/T41p,

T42/T42p