
Quick Troubleshooting Guide
B-7
POST Error Messages
Continued
Screen Message Beeps* Probable Cause Recommended Action
1780-Disk 0 Failure None Hard drive/format error. 1. Run Computer Setup (F10
Setup).
2. Clear CMOS.
3. Check cables/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.
1781-Disk 1 Failure None Hard drive/format 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.
1782-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.
8. Replace the system board.
* L = Long, S = Short
continued
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