Troubleshooting guide

B-8 POST Error Messages
POST Error Messages Continued
Screen Message Beeps* Probable Cause Recommended Action
1791-Disk 1 Failure None Hard drive error or wrong
drive type.
1. Run Computer Setup (F10
Setup).
2. Clear CMOS.
3. Check cable seating /jumper
settings.
4. Run hard drive diagnostics.
5. Disconnect additional drives.
6. Confirm drive is supported on
this computer (Large drive
ROM support).
7. Run the Drive Protection
System test if available.
8. Replace the hard drive.
9. Replace the system board.
1792-Secondary Disk
Controller Failure
None Hard drive circuitry error. 1. Run Computer Setup (F10
Setup).
2. Clear CMOS.
3. Check cable seating /jumper
settings.
4. Run hard drive diagnostics.
5. Disconnect additional drives.
6. Run the Drive Protection
System test if available.
7. Replace the hard drive.
1793-Secondary Controller
or Disk Failure
None Hard drive circuitry error. 1. Run Computer Setup (F10
Setup).
2. Clear CMOS.
3. Check cable seating /jumper
settings.
4. Run hard drive diagnostics.
5. Disconnect additional drives.
6. Run the Drive Protection
System test if available.
7. Replace the hard drive.
* L = Long, S = Short
continued
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