02F7
Fail-safe timer NMI failure
1.
DIMM.
2. System board.
Error messages
Symptom or error
FRU or action, in
sequence
Device address conflict
1.
Load Setup Defaults
in IBM BIOS Setup
Utility.
2. Backup battery.
3. System board.
Allocation error for device
1.
Load Setup Defaults
in IBM BIOS Setup
Utility.
2. Backup battery.
3. System board.
Failing bits: nnnn
1.
DIMM.
2. System board.
Invalid system configuration
data
1.
DIMM.
2. System board.
I/O device IRQ conflict
1.
Load Setup Defaults
in IBM BIOS Setup
Utility.
2. Backup battery.
3. System board.
Operating system not found
1.
Enter IBM BIOS
Setup Utility and see
whether the hard disk
drive and the diskette
drive are properly
identified.
2. Diskette drive.
3. Hard disk drive.
4. System board.
Hibernation error
1.
Restore the system
configuration to what
it was the before the
computer entered
hibernation mode.
2. If memory size has
been changed, re-
create the hibernation
file.
Operating system not found
1.
Reseat the hard disk
drive.
2. Check the boot
sequence by use of
IBM BIOS Setup
Fan error
1.
Fan
.
40
ThinkPad X21
Summary of Contents for ThinkPad X21 2660
Page 1: ...IBM Mobile Systems ThinkPad X21 2660 2661 2662 Hardware Maintenance Manual February 2001 ...
Page 2: ...i ...
Page 23: ...18 ThinkPad X21 ...
Page 60: ...1070 Mini PCI adapter Battery pack 1010 Keyboard assembly 1050 6 ThinkPad X21 55 ...
Page 62: ...1090 LCD assembly Battery pack 1010 Keyboard assembly 1050 1 ThinkP ad 2 ThinkPad X21 57 ...
Page 71: ...Step Screw quantity Torque 1 M2 3 5mm 2 BK 19 6 Ncm 2 kgfcm 66 ThinkPad X21 ...
Page 73: ...1 Step Screw quantity Torque 1 M2 3 5mm 2 BK 19 6 Ncm 2 kgfcm 68 ThinkPad X21 ...
Page 85: ...80 ThinkPad X21 ...
Page 87: ...IBM Part Number 19K6850 Printed in U S A S1ðL 9626 ðð ...