3-12
Chapter 3: General Instruction
Problem
Possible Solution
Power LED is not ON
• Press the button to check if the monitor is in
the ON mode.
• Check if the power cord is properly connected to
the monitor and the power outlet.
• Check Power Indicator function in main menu
OSD. Select “ON” to turn on power LED.
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 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.
No sound or sound is low
• Adjust the volume settings of both your monitor
and computer.
• Make sure the computer sound card driver is
properly installed and activated.
• Check the audio source.
