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Compaq Deskpro 2000 Series of Personal Computers F-3
Table F-1
Continued
Message Beeps* Probable Cause Recommended Action
1720-SMART Hard Drive
detects imminent failure
None Hard drive is about to fail. Back up contents and replace hard drive.
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.
1. Run Compaq Utilities.
2. Replace hard drive.
1781-Disk 1 Failure None Hard drive/format error.
1. Run Compaq Utilities.
2. Replace hard drive.
1782-Disk Controller
Failure
None Hard drive circuitry error.
1. Run Compaq Utilities.
2. Replace hard drive.
1790-Disk 0 Failure None Hard drive error or wrong
drive type.
1. Run Compaq Utilities.
2. Replace hard drive.
1791-Disk 1 Failure None Hard drive error or wrong
drive type.
1. Run Compaq Utilities.
2. Replace hard drive.
1792-Secondary Disk
Controller Failure
None Hard drive circuitry error.
1. Run Compaq Utilities.
2. Replace hard drive.
1793-Secondary Controller
or Disk Failure
None Hard drive circuitry error.
1. Run Compaq Utilities.
2. Replace hard drive.
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.
Failsafe Boot Block 1L,3S An invalid system ROM has been
detected.
1. Replace the invalid ROM**.
2. Run ROMPaq
* L = Long, S = Short
** See Section 5.9.1 for the desktop and Section6.12.1 for the minitower.