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4-4
Diagnostic Tools
POST Messages
Continued
Message
Beeps*
Probable Cause
Recommended Action
1611-Fan Failure Detected
None
Fan(s) not functional
Check that the fan(s) are not
blocked and can rotate freely.
Replace failing fan.
1720-IntelliSafe Hard Drive
Detects Imminent Failure
None
IDE hard drive is about to fail
Backup contents and replace hard
drive.
1720-SMART Hard Drive
Detects Imminent Failure
None
SCSI hard drive is about to fail
Backup contents and replace hard
drive.
1771-Primary Disk Port
Address Assignment
Conflict
2S
Internal and external IDE hard drive
controllers are both assigned to
the primary address
Run Computer Setup or Windows
NT utilities.
1772-Secondary Disk
Port Address Assignment
Conflict
2S
Internal and external IDE hard drive
controllers are both assigned to
the secondary address
Run Computer Setup or Windows
NT utilities.
1780-Disk 0 Failure
None
IDE Hard drive/format error
Run the Setup and Diagnostics
utilities.
1781-Disk 1 Failure
None
IDE Hard drive/format error
Run the Setup and Diagnostics
utilities.
1782-Disk Controller
Failure
None
IDE Hard drive circuitry error
Run the Setup and Diagnostics
utilities.
1790-Disk 0 Failure
None
IDE Hard drive error or wrong
drive type
Run the Setup and Diagnostics
utilities.
1791-Disk 1 Failure
None
IDE Hard drive error or wrong
drive type
Run the Setup and Diagnostics
utilities.
1792-Secondary Disk
Controller Failure
None
IDE Hard drive circuitry error
Run the Setup and Diagnostics
utilities.
1793-Secondary Controller
or Disk Failure
None
IDE Hard drive circuitry error, or a
CD-ROM/DVD-ROM interface error
Run the Setup and Diagnostics
utilities.
XX000Y ZZ Parity Check 2
None
Parity RAM failure
Run the Setup and Diagnostics
utilities.
A Correctable Memory Error
Occurred Prior to this
Power-Up
None
Single bit ECC error during
previous POST
1. Run Computer Setup or Windows NT
utilities.
2. Replace the DIMMs.
A Critical Error Occurred
Prior to this Power-Up.
None
Critical Error (NMI) during previous
POST
Determined by NMI source.
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.
(RESUME =
F1
KEY)
None
As indicated to continue
Press
F1
.
*L = Long, S = Short