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Symptom Check List Solutions
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 suddenly
has become
unbalanced.
Have you changed the video card or
the driver?
Adjust screen image position and size
using the OSD.
Have you adjusted the resolution or
frequency to the monitor?
Adjust the resolution and frequency at
the video card.
(Refer to the Preset Display Modes).
The screen can be unbalanced due to the cycle of the video card signals.
Readjust Position by referring to the OSD.
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.
(Refer to the Preset Display Modes).
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 and
the Preset Display Modes.
(The maximum frequency per
resolution may differ from product to
product.)
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/2000/XP:
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.
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.
User’s Manual
Troubleshooting