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ThinkPad R50/R50p and R51 Series
Product overview . . . . . . . . . . . .43
Specifications . . . . . . . . . . . .43
Status indicators . . . . . . . . . . .48
FRU tests . . . . . . . . . . . . .50
Fn key combinations . . . . . . . . . .52
Symptom-to-FRU index . . . . . . . . . .54
Numeric error codes . . . . . . . . . .54
Error messages . . . . . . . . . . .59
Beep symptoms . . . . . . . . . . .60
No-beep symptoms . . . . . . . . . .60
LCD-related symptoms . . . . . . . . .61
Intermittent problems . . . . . . . . . .62
Undetermined problems . . . . . . . . .62
FRU replacement notices . . . . . . . . .63
Screw notices . . . . . . . . . . . .63
Retaining serial numbers . . . . . . . . .64
Restoring the serial number of the system unit 64
Retaining the UUID . . . . . . . . .65
Reading or writing the ECA information . . .65
Removing and replacing a FRU . . . . . . . .67
1010 Battery pack . . . . . . . . . . .68
1020 Ultrabay Enhanced device . . . . . .69
1030 Hard disk drive . . . . . . . . . .70
1040 DIMM (optional) . . . . . . . . .72
1050 Keyboard . . . . . . . . . . .73
1060 DIMM (standard) . . . . . . . . .77
1070 Modem daughter card (MDC/MDC-2) . . .78
1080 Bluetooth/Modem daughter card
(BMDC/BMDC-2) . . . . . . . . . .80
1090 Keyboard bezel . . . . . . . . . .82
1100 Mini PCI adapter . . . . . . . . .86
1110 Fan assembly . . . . . . . . . .90
1120 CPU . . . . . . . . . . . . .91
1130 Backup battery . . . . . . . . . .92
1140 Speaker assembly . . . . . . . . .93
1150 IEEE 1394 cable . . . . . . . . .95
1160 PC Card slots assembly . . . . . . .98
1170 Ultrabay Enhanced shield kit . . . . . 100
1180 LCD assembly . . . . . . . . . . 107
1190 VGA and Ultrabay Enhanced device eject
button cable . . . . . . . . . . . 111
1200 System board, interposer card, and base
cover . . . . . . . . . . . . .114
2010 LCD front bezel . . . . . . . . . 121
2020 Inverter card . . . . . . . . . . 123
2030 LCD panel, LCD cable assembly, wireless
LAN antenna assembly, hinges, and LCD cover . 124
3010 ThinkPad Dock II PCI cover . . . . . . 134
3020 ThinkPad Dock II top cover . . . . . . 135
Locations . . . . . . . . . . . . . . 138
© Copyright IBM Corp. 2004 41