Lenovo THINKPAD T41/T41P - Manual (Page 49)

ThinkPad T40/T40p, T41/T41p,
T42/T42p Series
Product overview . . . . . . . . . . . . 45
Specifications . . . . . . . . . . . . 45
Status indicators . . . . . . . . . . . 50
FRU tests . . . . . . . . . . . . . 53
Fn key combinations . . . . . . . . . . 54
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 for 14.1-in. LCD models . . . 71
1020 Battery pack for 15.0-in. LCD models . . . 73
1030 Ultrabay Slim device . . . . . . . . 74
1040 Hard disk drive . . . . . . . . . . 75
1050 DIMM (optional) . . . . . . . . . 77
1060 Keyboard . . . . . . . . . . . 79
1070 DIMM (standard) . . . . . . . . . 83
1080 Modem daughter card (MDC/MDC-2) . . . 84
1090 Bluetooth/Modem daughter card
(BMDC/BMDC-2) . . . . . . . . . . 86
1100 Palm rest or Palm rest with fingerprint sensor
(for 14.1-in. LCD models) . . . . . . . . 88
1110 Keyboard bezel or Keyboard bezel with
fingerprint sensor (for 15.0-in. LCD models) . . 91
1120 Mini PCI adapter . . . . . . . . . 97
1130 Fan assembly . . . . . . . . . . 101
1140 Backup battery for 14.1-in. LCD models 106
1150 Backup battery for 15.0-in. LCD models 108
1160 Speaker assembly . . . . . . . . 110
1170 Keyboard bezel for 14.1-in. LCD models 112
1180 PC Card slot assembly for 14.1-in. LCD
models . . . . . . . . . . . . . 114
1190 PC Card slot assembly for 15.0-in. LCD
models . . . . . . . . . . . . . 116
1200 LCD assembly for 14.1-in. LCD models 118
1210 LCD assembly for 15.0-in. LCD models 123
1220 CPU . . . . . . . . . . . . 128
1230 Ultrabay Slim guide rail assembly for 14.1-in.
LCD models . . . . . . . . . . . 129
© Lenovo 2006. Portions © IBM Corp. 2006. 43