User guide

3-7
Chapter
3:
General Instruction
3.3
Troubleshooting
(FAQ)
Problem
Possible
Solution
Power
LED
is
not
ON
Press
the
button
to
check
if
the monitor
is in the
ON
mode.
Check
if
the adapter and power cable are properly
connected
to
the monitor and the power
outlet.
The power LED lights amber and
there
is
no screen
image
Check
if
the monitor and the computer are
in the
ON
mode.
Make sure the signal cable
is
properly connected
the monitor and the
computer.
Inspect the signal cable and make sure none
of the
pins are
bent.
Connect the computer with another
available
monitor
to
check
if
the computer
is
properly working.
Screen image
is
too light or
dark
Adjust the Contrast and Brightness settings
via
OSD.
Screen image
is
not centered
or
sized
properly
Press
the
button for two seconds
to
automatically adjust the
image.
Adjust the H-Position or V-Position settings
via
OSD.
Screen image bounces or
a
wave
pattern
is
present
in
the
image
Make sure the signal cable
is
properly connected
to
the monitor and the
computer.
Move electrical devices that may cause electrical
interference.
Screen image has color
defects
(white does not look
white)
Inspect the signal cable and make sure that none
of
the pins are
bent.
Perform Reset via
OSD.
Adjust the R/G/B color settings or select the
Color
Temperature via OSD.
Screen image
is
blurry or
fuzzy
Press
the
button for two seconds
to
automatically adjust the image (for VGA mode only).
Adjust the Phase and Clock settings via
OSD.
No sound or sound
is low
Make sure the audio cable
is
properly connected
to
the
monitor.
Adjust the volume settings
of
both your monitor and
computer.
Make sure the computer sound card driver
is
properly installed and
activated.