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Hard Disk Controller BIOS Error Codes

This article was previously published under Q99415
Retired KB Content Disclaimer
This article was written about products for which Microsoft no longer offers support. Therefore, this article is offered "as is" and will no longer be updated.
SUMMARY
This article lists the error messages you may receive if you have ahardware failure on the hard disk, the hard disk controller, or both.The errors listed below normally occur during a low-level format butmay also occur anytime after the low-level format is done (forexample, when you are installing MS-DOS, Windows, or other software).
MORE INFORMATION
Code               Description   ------------------------------------------------   00H                No Error   01H                Bad Command   02H                Address Mark Not Found   03H                Write Protect   04H                Request Sector Not Found   05H                Reset Failed   06H                Media Change   07H                Initialization Failed   09H                Cross 64K DMA Boundary   0AH                Bad Sector Flag Detected   0BH                Bad Track Flag Detected   10H                Bad ECC on Disk Read   11H                ECC Corrected Data Error   20H                Controller Has Failed   40H                Seek Operation Failed   80H                Drive Failed to Respond   AAH                Drive Not Ready   BBH                Undefined Error   CCH                Write Fault   0EH                Register Error   FFH                Sense Operation Failed				
6.22 2.0 3.0 3.00 3.10 3.1 3.3 3.30 3.3a 3.30a 4.0 4.00 4.01 4.01a 5.00 5.0 5.00a 5.0a 6 6.00 6.0 6.20 msdos ms dos hard drive errors failures lowlevel low level format
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Article ID: 99415 - Last Review: 05/12/2003 20:54:30 - Revision: 2.0

  • Microsoft MS-DOS 2.11 Standard Edition
  • Microsoft MS-DOS 3.1
  • Microsoft MS-DOS 3.2 Standard Edition
  • Microsoft MS-DOS 3.21 Standard Edition
  • Microsoft MS-DOS 3.3 Standard Edition
  • Microsoft MS-DOS 3.3a
  • Microsoft MS-DOS 4.0 Standard Edition
  • Microsoft MS-DOS 4.01 Standard Edition
  • Microsoft MS-DOS 5.0 Standard Edition
  • Microsoft MS-DOS 5.0a
  • Microsoft MS-DOS 6.0 Standard Edition
  • Microsoft MS-DOS 6.2 Standard Edition
  • Microsoft MS-DOS 6.21 Standard Edition
  • Microsoft MS-DOS 6.22 Standard Edition
  • KB99415
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