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ThinkPad R50e, R51e and R52
Series
Product overview . . . . . . . . . . . .47
Specifications . . . . . . . . . . . .47
Status indicators . . . . . . . . . . .54
FRU tests . . . . . . . . . . . . .57
Fn key combinations . . . . . . . . . .59
Symptom-to-FRU index . . . . . . . . . .62
Numeric error codes . . . . . . . . . .62
Error messages . . . . . . . . . . .67
Beep symptoms . . . . . . . . . . .68
No-beep symptoms . . . . . . . . . .68
LCD-related symptoms . . . . . . . . .69
Intermittent problems . . . . . . . . . .70
Undetermined problems . . . . . . . . .70
FRU replacement notices . . . . . . . . .71
Screw notices . . . . . . . . . . . .71
Retaining serial numbers . . . . . . . . .72
Restoring the serial number of the system unit 72
Retaining the UUID . . . . . . . . .73
Reading or writing the ECA information . . .73
Removing and replacing a FRU . . . . . . . .75
1010 Battery pack . . . . . . . . . . .76
1020 Ultrabay Enhanced device (for R52 series) 77
1030 Hard disk drive . . . . . . . . . .79
1040 DIMM (optional) . . . . . . . . .81
1050 Keyboard . . . . . . . . . . .82
1060 Ultrabay device (for R50e series) . . . .86
1070 DIMM (standard) . . . . . . . . .87
1080 Modem daughter card (MDC-2) . . . . .88
1090 Bluetooth/Modem daughter card (BMDC-3)
(for R52 series) . . . . . . . . . .90
1100 Keyboard bezel . . . . . . . . . .92
1110 Touch pad and Fingerprint reader (for R52
series) . . . . . . . . . . . . .96
1120 Mini PCI adapter . . . . . . . . .99
1130 Fan assembly . . . . . . . . . . 103
1140 CPU . . . . . . . . . . . . . 104
1150 Backup battery . . . . . . . . . 105
1160 Speaker assembly . . . . . . . . 106
1170 IEEE 1394 (for R52 series) . . . . . . 108
1180 PC Card slot assembly . . . . . . . 111
1190 Ultrabay Enhanced shield kit . . . . .114
1200 LCD assembly . . . . . . . . . . 121
1210 VGA and Ultrabay Enhanced device eject
button cable . . . . . . . . . . . 125
1220 System board, interposer card, and base
cover . . . . . . . . . . . . . 128
2010 LCD front bezel . . . . . . . . . 135
2020 Inverter card . . . . . . . . . . 137
© Lenovo 2005. Portions © IBM Corp. 2005. 45