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Troubleshooting
Problem
No picture (LED is on)
Solutions
» Make sure that your computer is turned on.
» Make sure that your cable (DisplayPort or HDMI) is correctly and securely connected to
your monitor and computer.
» Make sure that your cable is not damaged. Open the menu to increase the Brightness
and Contrast settings, or reset the monitor to default settings.
» Make sure that you have selected the correct input source. From the menu, navigate to
System > Input.
Problem
No picture (LED is o)
Solutions
» Make sure that the power adapter is connected and receiving power.
» Press and hold the control button to turn on the monitor.
Problem
Abnormal picture
Solutions
» Dierent input sources may have diering aspect ratios. Try adjusting the aspect ratio
in the menu.
Problem
Color display is abnormal
Solutions
» Check your cable connection (DisplayPort or HDMI) to make sure that the connection is
secure.
» Make sure that your cable (DisplayPort or HDMI) is not damaged or does not have any
bent pins.
» Try another cable.
» Adjust the picture’s Mode or Color Temp. to change the display’s color.
Problem
No sound or sound is too low
Solutions
» Make sure that the monitor’s speakers are not muted.
» Raise the volume on your computer.
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