Digital VENTURIS Pentium PC
Troubleshooting
MCS Logistics Engineering - Nijmegen
69
Monitor Troubleshooting
(continued)
Problem
Possible Cause
Action
Distorted-
rolling-or
flickering
screen display-
or wrong/
uneven color
Monitor incorrectly adjusted.
Monitor signal cable incorrectly
installed.
Adjust accordingly.
Straighten any bent connector pins and then
reconnect.
Color monitor
displaying
monochrome
Computer was turned on before
the monitor was turned on.
Video jumper incorrectly set.
Turn off the computer, turn on the monitor, then
turn the computer back on.
Set the jumper for VGA operation.
Monitor fails to
switch to high-
resolution mode
Appropriate high-resolution
video drivers are not installed or
incorrectly installed.
Correctly install all appropriate high-resolution
video drivers. Refer to the documentation supplied
with the monitor and/or video drivers.
Monitor display
not centered
while loading
Windows video
drivers
Monitor type incorrectly set.
Set the correct monitor type.
Refer to appropriate video driver documentation.
QAPlus/FE Error Messages
Component
Messages
Solution
CPU
Arithmetic Function Failed.
General Functions Failed.
Exception Interrupt in
Protected Mode.
Refresh Failure.
Logic Functions Failed.
Reset CPU.
Replace CPU.
Hard disk
Butterfly Cylinder Access Test
Failed.
Cylinder 0 Errors.
Random Cylinder Access
Failed.
Linear Cylinder Access Failed.
Low-level format hard disk.
Replace disk.
Hard drive/
controller
Controller Diagnostic Test
Failed.
Questionable Controller Card.
Hard drives failed.
Run Setup, Check connections,
Reset controller, Replace controller,
Replace disk.
Floppy
diskette
Media Mismatch.
Drive Not Ready.
Write Protected Media.
Unformatted Media.
Use known good diskette.
Check size and density of diskette.
Close drive door.
Remove write protection.
Format diskette.
