Troubleshooting 2-5
COMPAQ CONFIDENTIAL - NEED TO KNOW REQUIRED
Writer: David Calvert Saved by: The Integrity Group Saved date: 10/26/00 11:45 AM
Part Number: 128679-006 File name: Ch02

If you receive one of the error messages listed below, follow the

recommended action.

Table 2-1Warning Messages

Message Description Recommended Action

CMOS checksum
invalid, run SCU CMOS RAM
information has
been corrupted.
Run Computer Setup
(Section 2.5) to reinitialize
CMOS-RAM.
CMOS failure, run
SCU CMOS RAM has
lost power. Run Computer Setup
(Section 2.5) to reinitialize
CMOS-RAM.
Diskette controller
error The diskette
drive controller
failed to respond
to the recalibrate
command.
If there is no diskette drive
in the system, run Computer
Setup (Section 2.5) to
properly configure the
CMOS-RAM to show no
diskette drive present. If the
problem persists, or if a
diskette drive is present,
complete these steps until
the problems are solved:
1. Check diskette drive
connections.
2. Replace diskette drive.
3. Replace system board.
Diskette track 0 failed The diskette
drive cannot
read track 0 of
the diskette in
the drive.
Try another diskette. If the
problem persists, you may
need to replace the diskette
drive.
Hard disk controller
error The hard drive
controller failed
to respond to the
reset command.
Check the drive parameters.
Turn off the system and
check all related
connections.
Keyboard controller
failure The keyboard
failed the self-
test command.
Replace the system board.
Continued