Troubleshooting
Problems and solutions
Problem description
Screen remains black
Image exhibits noise or interfer-
ence
Image contains missing pixels
64
Possible tests or solutions
•
Please check the installation
procedure in this manual
•
If the LED at the front is
orange, the display is in
stand-by
•
Check in the Windows Display
Properties if the display
controller video heads are
attached. If not, there will be
no image on the screen.
•
The graphic board resolution
may bee too low. See note
below.
•
The external power supply
may be defective
•
The video cable may be of
poor quality
•
DVI video cable may not be
firmly connected to the PC or
to the display
•
Display may need Phase and
Frequency adjustments (if
analog video is selected)
•
A number of missing pixels is
normal (inherent in LCD
technology)
E-2320 C