Digital Equipment STARION 200i, Service Maintenance Manual

Page: 76 / 96

Troubleshooting Digital STARION 200i/300i PC
76 MCS Logistics Engineering - Nijmegen
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.
CD-ROM Troubleshooting
Problem Possible Cause Action
Cannot access
the CD-ROM
drive. Error
message reading
drive X Device drivers not installed.
Disc is dirty or damaged.
Install correct device drivers.
Carefully clean the disc using appropriate
materials
Also try another disc.
Power is on but
indicator shows
no activity No disc in the CD-ROM drive.
Cables are loose or incorrectly
connected.
Insert a disc.
Properly connect all cables.