Appendix B BIOS Power-On Self-Test (POST) Codes B-5
■ Halt – The message appears on the screen, an error is logged to the SEL, and the
system cannot boot unless the error is resolved. The user needs to replace the
faulty part and restart the system.
TABLE B-1 Error Messages and Responses
Error
Code Error Message Response
0000 Timer Error Pause
0003 CMOS Battery Low Pause
0004 CMOS Settings Wrong Pause
0005 CMOS Checksum Bad Pause
000B CMOS memory size Wrong Pause
000C RAM R/W test failed Pause
000E A: Drive Error Pause
000F B: Drive Error Pause
0012 CMOS Date/Time Not Set Pause
0040 Refresh Timer Test Failed Halt
0041 Display Memory Test Failed Pause
0042 CMOS Display Type Wrong Pause
0043 ~<INS> Pressed Pause
0044 DMA Controller Error Halt
0045 DMA-1 Error Halt
0046 DMA-2 Error Halt
0047 Unknown BIOS error. Error code = 0047 Halt
0048 Password Check Failed Halt
0049 Unknown BIOS error. Error code = 0049 Halt
004A Unknown BIOS error. Error code = 004A Pause
004B Unknown BIOS error. Error code = 004B Pause
004C Keyboard/Interface Error Continues to boot
005D S.M.A.R.T. Command Failed Continues to boot
005E Password Check Failed Pause
0101 Warning! This system board does not support the power
requirements of the installed processor. The processor will be
run at a reduced frequency, which will impact system
performance.
Pause