Diagnostic Tools
4-7
Table 4-1
POST Error Messages
continued
Error Code
Audible Beeps
L=Long S=Short Probable Source of Problem Recommended Action
1790-Disk 0 Failure
(Secondary)
None IDE Hard drive failure.
Contact your Compaq
authorized service provider.
1791-Disk 1 Failure
(Secondary)
None IDE Hard drive failure. Contact your Compaq
authorized service provider.
1792-Secondary
Disk Controller
Failure
None IDE circuitry failure. Contact your Compaq
authorized service provider.
1793-Secondary
Controller or Disk
Failure
None CD-ROM interface. Run the Diagnostics utility.
XX000Y ZZ Parity
Check 2
None Parity RAM failure. Run the Setup and Diagnostics
utilities.
Fixed Disk Parameter
Table or BIOS Error
System Halted
3L Configuration or hardware
failure.
Run the Setup and Diagnostics
utilities.
Invalid Electronic
Serial Number
None Electronic serial number has
become corrupted.
Run Computer Setup and
Diagnostics utility.
continued
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