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Troubleshooting

Note

Check the following items yourself before calling for assistance. Contact a Service Center for

problems that you cannot solve by yourself.

Self-Test Feature Check

Turn off both your computer and the LCD Display.

Unplug the video cable from the back of the computer.

Turn on the LCD Display.

The figure shown below ("Check Signal Cable") appears on a black background when

the LCD Display is working normally even though no video signal is detected: While in

the Self-Test mode, the LED power indicator remains green and the figure moves around

on the screen.

Turn off your LCD Display and reconnect the video cable; then turn on both your com-

puter and the LCD Display

If your LCD Display screen remains blank after using the previous procedure, check your

video controller and computer system; your LCD Display is functioning properly.

You can even view the screen at a resolution of 1920 x 1080. However, you will receive the

following message for a minute; You can choose to change the screen resolution or stay in

the current mode during that time. If the resolution is more than 85Hz, you will see the black

screen because the LCD Display does not support over 85Hz.

Note

Refer to Specifications > Preset Timing Modes for the resolutions or frequencies supported

by the LCD Display.

1) Maintaining the LCD Display Case.

Clean with a soft cloth after disconnecting the power cord.