Compaq Deskpro 4000N - Appendix A Error Messages and Codes; Introduction; Power-On Messages; Beep Code Messages

Compaq Deskpro 4000S and 4000N Personal Computers E-3
Table E-1
Continued
Message Beeps* Probable Cause Recommended Action
1721-SMART SCSI Hard
Drive detects imminent
failure
None Hard drive is about to fail. Back up contents and replace hard drive.
1771-Primary Disk Port
Address Assignment Conflict
2S Internal and external hard drive
controllers are both assigned to the
primary address.
Run Computer Setup or Windows NT or
Windows 95 utilities.
1772-Secondary Disk
Port Address Assignment
Conflict
2S Internal and external hard drive
controllers are both assigned to
the secondary address.
Run Computer Setup or Windows NT or
Windows 95 utilities.
1780-Disk 0 Failure None Hard drive/format error. Run the Configuration and Diagnostics
utilities.
1781-Disk 1 Failure None Hard drive/format error. Run the Configuration and Diagnostics
utilities.
1782-Disk Controller Failure None Hard drive circuitry error. Run the Configuration and Diagnostics
utilities.
1790-Disk 0 Failure None Hard drive error or wrong
drive type.
Run the Configuration and Diagnostics
utilities.
1791-Disk 1 Failure None Hard drive error or wrong
drive type.
Run the Configuration and Diagnostics
utilities.
1792-Secondary Disk
Controller Failure
None Hard drive circuitry error. Run the Configuration and Diagnostics
utilities.
1793-Secondary Controller
or Disk Failure
None Hard drive circuitry error. Run the Configuration and Diagnostics
utilities.
1800-Temperature Alert None Internal temperature exceeds
specification.
Check that computer air vents are not
blocked and cooling fan is running.
Invalid Electronic
Serial Number
None Electronic serial number has become
corrupted.
Run Computer Setup.
Audible 2S Power-on successful. None.
* L = Long, S = Short