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POST Error Codes and Messages
The following error codes and messages are representative of various conditions BIOS identifies.
The exact strings and error numbers may be different from those listed here.
Table 31.
POST Error Codes and Messages
Code
Error message
0162
BIOS unable to apply BIOS update to processor 1
0163
BIOS unable to apply BIOS update to processor 2
0164
BIOS does not support current stepping for processor 1
0165
BIOS does not support current stepping for processor 2
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
System RAM Failed at offset
0231
Shadow RAM Failed at offset
0232
Extended RAM Failed at offset
0250
System battery is dead - Replace and run SETUP
0251
System CMOS checksum bad - Default configuration used
0260
System timer error
0270
Real-time clock error
0297
ECC Memory error in base (extended) memory test in Bank xx
02B2
Incorrect Drive A type - run SETUP
02B3
Incorrect Drive B type - run SETUP
02D0
System cache error - Cache disabled
02F5
DMA Test Failed
02F6
Software NMI Failed
0401
Invalid System Configuration Data - run configuration utility
None
System Configuration Data Read Error
0403
Resource Conflict
0404
Resource Conflict
0405
Expansion ROM not initialized
0406
Warning: IRQ not configured
0504
Resource Conflict
0505
Expansion ROM not initialized
0506
Warning: IRQ not configured
0601
Device configuration changed
0602
Configuration error - device disabled
134
continued
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