Service Reference Guide

Service Reference Guide C–9
POST Error Messages
1790-Disk 0 Failure None Hard drive error or
wrong drive type.
Run Computer Setup (F10 Setup).
Clear CMOS.
Check cable seating /jumper
settings.
Run hard drive diagnostics.
Disconnect additional drives.
Confirm that drive is supported on
this computer (large drive ROM
support).
Run the Drive Protection System test if
available.
Replace the hard drive.
Replace the system board.
1791-Disk 1 Failure None Hard drive error or
wrong drive type.
Run Computer Setup (F10 Setup).
Clear CMOS.
Check cable seating /jumper
settings.
Run hard drive diagnostics.
Disconnect additional drives.
Confirm that drive is supported on
this computer (large drive ROM
support).
Run the Drive Protection System test if
available.
Replace the hard drive.
Replace the system board.
1792-Secondary Disk
Controller Failure
None Hard drive circuitry
error.
Run Computer Setup (F10 Setup).
Clear CMOS.
Check cable seating /jumper
settings.
Run hard drive diagnostics.
Disconnect additional drives.
Run the Drive Protection System test if
available.
Replace the hard drive.
* L = Long, S = Short
POST Error Messages
Screen Message Beeps* Probable Cause Recommended Action