6. Trouble shooting
If your monitor fails to operate correctly, consult the following chart for possible solution before
calling for repairs:
Product Specification
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The picture does not appear
˗
Check if the signal cable is firmly seated in the socket.
˗
Check if the Power is ON at the computer
˗
Check if the brightness control is at the appropriate position, not
˗
at the Maximum .
The screen is too bright
(too dark)
˗
Check if the brightness or contrast control is at the appropriate
˗
position, not at the Maximum (Minimum).
The screen is shaking or
waving
˗
Press ”+” (the Auto - adjustment control) to adjust.
˗
Moving all the objects, which emit a magnetic field, such as motor
˗
or transformer, away from the monitor.
˗
Check if the specific voltage is applied.
˗
Check if the signal timing of the computer system is within
˗
the specification of monitor.
15/16
The screen is not
synchronized
˗
Check if the signal cable is firmly seated in the socket.
˗
Check if the output level matches the input level of your computer.
˗
Make sure the signal timings of the computer system are within
˗
the specification of the monitor.
˗
If your computer was working with a CRT monitor, you should
˗
check the current signal timing and turn off your computer before
˗
you connect the VGA Cable to this monitor.
The position of the screen is
not in the center
˗
Adjust the H-position, and V-position, or Perform the Auto
˗
adjustment.
