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Lenovo ThinkPad R50 Hardware Maintenance Manual (HMM) - Page 180

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Parts list No. FRU P/N CRU ID 16 Backup battery 02K7078 N 17 Intel PRO/Wireless LAN 2100 3B Mini PCI Adapter v 1829-4Ax, 4Hx, 53x, 56x, 57x, 58x, 59x, 5Bx, 5Gx, 5Lx, 5Mx, 63x, 68x, 6Ax, 72x, 74x, 75x, 76x, 78x, 79x, 7Hx, 7Jx, 7Kx, 7Lx, 7Mx, 7Px v 1829-K5x, L2x v 1830-47x, 4Fx, 56x, 5Ax, 5Fx, 6Fx, 6Hx, 7Bx, 7Cx, 7Gx v 1830-BLx v 1831-56x, 5Ax, 6Fx, 7Cx v 1831-BLx v 1832-23x, 25x, 26x v 1833-23x, 25x, 26x v 1836-2Nx, 2Qx, 2Tx, 3Px, 3Rx, 3Ux v 1840-6Ex v 1841-6Ex v 2887-A4x v 2887-FAx, FEx, HAx, HLx v 2888-9Nx v 2888-FGx, M3x 91P7267 N ThinkPad 11a/b/g Wireless LAN Mini PCI Adapter v 1829-6Dx, 73x, 77x, 7Ax, 7Fx 91P7301 N v 1829-C4U, CFx, CNx, CQx, CRx, D4x, D8x, DCx, DDx, DGx, DJx, DLx, DMx, DQx, E4x, EAx, EBx, EDx, EEx, EFx, EGx v 1829-JRx, JSx, K3x, KGx, KHx, L9x, LDx, LEx, LFx, LHx v 1830-5Cx, 7Dx, 7Nx v 1830-AKx, BKx, BPx v 1830-H5x v 1831-5Cx v 1832-22x except 22J v 1833-22x except 22J v 1836-2Rx, 2Ux, 3Sx v 1836-A5x, BCx v 1836-GDx, HAx v 2887-77x, 7Bx except 7BJ, 7Dx except 7DJ v 1829-7DJ v 1829-E7E v 1832-22J, 27E v 1833-22J, 27E v 2887-62J, 63J, 78J, 79J, 7BJ, 7DJ 93P3599 N (continued) 176 R50/R50p, R51 Series

Section	Page
Contents	3
About this manual	5
Introduction	7
Important service information	7
Strategy for replacing FRUs	7
Strategy for replacing a hard disk drive	8
How to use error messages	8
Diskette compatibility matrix	8
Safety notices: multilingual translations	8
Safety information	20
General safety	20
Electrical safety	21
Safety inspection guide	23
Handling devices that are sensitive to electrostatic discharge	24
Grounding requirements	25
Laser compliance statement	26
General descriptions	29
Read this first	29
What to do first	29
Related service information	31
Service Web site	31
Restoring the pre-installed system	31
Recovery to Factory Contents by using Product Recovery CDs	31
Passwords	32
How to remove the power-on password	33
How to remove the hard-disk password	34
Power management	36
Screen blank mode	36
Standby mode	36
Hibernation mode	37
Checkout guide	38
Testing the computer	38
Creating the PC-Doctor diagnostics diskette	38
Detecting system information with PC-Doctor	41
Hardware Info	41
Utility	41
Power system checkout	41
Checking the ac adapter	42
Checking operational charging	42
Checking the battery pack	42
Checking the backup battery	43
ThinkPad R50/R50p and R51 Series	45
Product overview	47
Specifications	47
Status indicators	52
FRU tests	54
Fn key combinations	56
Symptom-to-FRU index	58
Numeric error codes	58
Error messages	62
Beep symptoms	63
No-beep symptoms	63
LCD-related symptoms	64
Intermittent problems	65
Undetermined problems	65
FRU replacement notices	66
Screw notices	66
Retaining serial numbers	67
Restoring the serial number of the system unit	67
Retaining the UUID	68
Reading or writing the ECA information	68
Removing and replacing a FRU	70
1010 Battery pack	71
1020 Ultrabay Enhanced device	72
1030 Hard disk drive	73
1040 DIMM (optional)	75
1050 Keyboard	76
1060 DIMM (standard)	80
1070 Modem daughter card (MDC/MDC-2)	81
1080 Bluetooth/Modem daughter card (BMDC/BMDC-2)	83
1090 Keyboard bezel	85
1100 Mini PCI adapter	89
1110 Fan assembly	93
1120 CPU	94
1130 Backup battery	95
1140 Speaker assembly	96
1150 IEEE 1394 cable	98
1160 PC Card slots assembly	101
1170 Ultrabay Enhanced shield kit	102
1180 LCD assembly	109
1190 VGA and Ultrabay Enhanced device eject button cable	113
1200 System board, interposer card, and base cover	116
2010 LCD front bezel	123
2020 Inverter card	125
2030 LCD panel, LCD cable assembly, wireless LAN antenna assembly, hinges, and LCD cover	126
3010 ThinkPad Dock II PCI cover	136
3020 ThinkPad Dock II top cover	137
Locations	140
Front view	140
Rear view	142
Bottom view	143
Parts list	144
Overall	144
LCD FRUs	192
14.1-in. XGA TFT	193
15.0-in. XGA TFT	199
15.0-in. SXGA+ IPS TFT	205
15.0-in. UXGA IPS TFT	209
15.0-in. QXGA IPS TFT	210
AC adapters	210
Keyboard	211
Recovery CDs	213
For Windows XP Professional (R50/R50p series)	213
For Windows XP Professional (R51 series)	214
For Windows XP Home Edition (R50/R50p series)	218
For Windows XP Home Edition (R51 series)	219
Miscellaneous parts	221
Optional FRUs	225
Common parts list	226
Tools	226
Power cords (system)	226
Power cords (ThinkPad Dock and ThinkPad Dock II)	227
Notices	228

Match case Limit results 1 per page

No.

FRU

P/N

CRU

Backup

battery

02K7078

Intel

PRO/Wireless

LAN

2100

Mini

PCI

Adapter

1829-4Ax,

4Hx,

53x,

56x,

57x,

58x,

59x,

5Bx,

5Gx,

5Lx,

5Mx,

63x,

68x,

6Ax,

72x,

74x,

75x,

76x,

78x,

79x,

7Hx,

7Jx,

7Kx,

7Lx,

7Mx,

7Px

1829-K5x,

L2x

1830-47x,

4Fx,

56x,

5Ax,

5Fx,

6Fx,

6Hx,

7Bx,

7Cx,

7Gx

1830-BLx

1831-56x,

5Ax,

6Fx,

7Cx

1831-BLx

1832-23x,

25x,

26x

1833-23x,

25x,

26x

1836-2Nx,

2Qx,

2Tx,

3Px,

3Rx,

3Ux

1840-6Ex

1841-6Ex

2887-A4x

2887-FAx,

FEx,

HAx,

HLx

2888-9Nx

2888-FGx,

M3x

91P7267

ThinkPad

11a/b/g

Wireless

LAN

Mini

PCI

Adapter

1829-6Dx,

73x,

77x,

7Ax,

7Fx

1829-C4U,

CFx,

CNx,

CQx,

CRx,

D4x,

D8x,

DCx,

DDx,

DGx,

DJx,

DLx,

DMx,

DQx,

E4x,

EAx,

EBx,

EDx,

EEx,

EFx,

EGx

1829-JRx,

JSx,

K3x,

KGx,

KHx,

L9x,

LDx,

LEx,

LFx,

LHx

1830-5Cx,

7Dx,

7Nx

1830-AKx,

BKx,

BPx

1830-H5x

1831-5Cx

1832-22x

except

22J

1833-22x

except

22J

1836-2Rx,

2Ux,

3Sx

1836-A5x,

BCx

1836-GDx,

HAx

2887-77x,

7Bx

except

7BJ,

7Dx

except

7DJ

91P7301

1829-7DJ

1829-E7E

1832-22J,

27E

1833-22J,

27E

2887-62J,

63J,

78J,

79J,

7BJ,

7DJ

93P3599

(continued)

Parts

list

176

R50/R50p,

R51

Series