HP xw4000 Service & Reference Manual page 144

POST Error Messages
POST Error Messages
Screen Message
1781-Disk 1 Failure
1782-Disk Controller
Failure
* L = Long, S = Short
C–8
Beeps* Probable Cause
None Hard drive/format error.
None Hard drive circuitry
error.
Recommended Action
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.
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.
Check www.compaq.com\support\
techpubs\customer_advisories for
possible changes when using
Windows NT4.0 Service Pack 4.
Replace the hard drive.
Replace the system board.
Service Reference Guide