User’s Manual
Troubleshooting
Check List
changes?
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 car d
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.