Tests and Diagnostics
| 04 | FDD - RECORD NOT FOUND |
| 08 | FDD - DMA OVERRUN ERROR |
| 09 | FDD - DMA BOUNDARY ERROR |
| 10 | FDD - CRC ERROR |
| 20 | FDD - FDC ERROR |
| 40 | FDD - SEEK ERROR |
| 80 | FDD - TIME OUT ERROR |
| 60 | FDD - NOT DRIVE ERROR |
| 06 | FDD - MEDIA REMOVED |
| EE | FDD - WRITE BUFFER ERROR |
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HDD | 05 | HDD - HDC NOT RESET ERROR |
| 07 | HDD - DRIVE NOT INITIALIZE |
| 09 | HDD - DMA BOUNDARY ERROR |
| 0B | HDD - BAD TRACK ERROR |
| BB | HDD - UNDEFINED ERROR |
| 08 | HDD - OVERRUN ERROR (DRQ ON) |
| 01 | HDD - BAD COMMAND ERROR |
| 02 | HDD - ADDRESS MARK NOT FOUND |
| 04 | HDD - RECORD NOT FOUND ERROR |
| 10 | HDD - ECC ERROR |
| 20 | HDD - HDC ERROR |
| 40 | HDD - SEEK ERROR |
| 80 | HDD - TIME OUT ERROR |
| 11 | HDD - ECC RECOVER ENABLE |
| AA | HDD - DRIVE NOT READY |
| CC | HDD - WRITE FAULT |
| E0 | HDD - STATUS ERROR |
| 0A | HDD - BAD SECTOR |
| EE | HDD - ACCESS TIME ERROR |
| DA | HDD - NO HDD |
| 12 | HDD - DMA CRC ERROR |
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[CONFIDENTIAL] | PORTEGE M780 Maintenance Manual |
