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The screen shows
strange colors or
just black and white.
Is the screen displaying only one
color as if looking at the screen
through a cellophane paper?
Check the signal cable connection.
Make sure the video card is fully
inserted in it's slot.
Have the screen colors become
strange after running a program
or due to a crash between
applications?
Reboot the computer.
Has the video card been set
properly?
Set the video card by referring to the
video card manual.
The screen is out of
focus or OSD
cannot be adjusted.
Have you adjusted the resolution
or frequency on the monitor?
Adjust the resolution and frequency of
the video card.
LED is blinking but
no images on the
screen.
Is the frequency properly adjusted
when checking the Display
Timing on the menu?
Adjust the frequency properly by
referring to the video card manual.
(The maximum frequency per
resolution may differ from product to
product.)
User’s Manual
Troubleshooting
Check List
There is a message
that reads
"Unrecognized
monitor, Plug & Play
(VESA DDC) monitor
found".
Have you installed the monitor
driver?
Install the monitor driver according to
the Driver Installation Instructions.
See the video card manual to
see if the Plug & Play (VESA
DDC) function can be supported.
Install the monitor driver according to
the Driver Installation Instructions.
There are only 16
colors shown on the
screen. The screen
colors have
changed after
changing the video
card.
Have the Windows colors been
set properly?
For Windows ME/XP/2000:
Set the colors properly at the Control
Panel, Display, Settings.
Has the video card been set
properly?
Set the video card by referring to the
video card manual.