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Table 2-1 POST Error Codes and Messages List
NOTE:
To diagnose a problem, first find the BIOS error
messages or codes in left column. If directed to a
check procedure, replace the FRU indicated in the
check procedure. If no check procedure is indicated,
the first Action/FRU listed in right column is the most
likely cause.
BIOS Error Codes,
Messages
0200
Failure Fixed Disk
0210
Stuck Key
0211
Keyboard Error
0212
Keyboard Controller Failed
0213
Keyboard Locked - Unlock
Key Switch
0220
Monitor Type Does Not
Match CMOS - Run SETUP
0230
Shadow RAM Failed at
Offset: nnnn
0231
System RAM Failed at
Offset: nnnn
0232
Extended RAM Failed at
Offset: nnnn
42
IBM Desktop System HMM
Action/FRU
1. Check to see if fixed
disk is attached
properly.
2. Run Setup. Find out if
the fixed disk type is
correctly identified.
3. Check the indicated
disk, by trying to fix
another one.
1. Check keyboard
2. Check system board
1. Re-connect keyboard
2. Enter Configuration/
Setup Utility and load
the default settings
3. Check keyboard
4. Check system board
1. Check keyboard
controller
1. Unlock the system to
proceed
1. Monitor type not
correctly identified in
Setup
1. Insert the memory
modules in the DIMM
sockets properly, then
reboot the system
2. Memory module. See
"005 -" on page 67 to
replace memory
module
3. System board
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