Hyundai U90, User Manual

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10
Troubleshooting
What you see
Ensure that the power cord is firmly connected and the LCD
monitor is on.
“ VIDEO MODE NOT
SUPPORTED ” message
“NO SIGNAL” message
Screen is blank and power indictor
is off
� Check the maximum resolution and the frequency of the
video adaptor.
� Compare these values with the data in the Display Modes
Timing Chart.
�
Ensure that the signal cable is firmly connected to the PC
or video sources.
� Ensure that the PC or video sources are turned on.
The image is too light or too dark
�
Adjust the Brightness and Contrast.
� Refer to the Brightness/Contrast
The image color is not good
�
Adjust the Color
� Refer to the Color
Image is not centered on the
screen
� Executes “Auto Adjustment”.
The power lamp flickers.
�
The monitor is using its power management system.
� Move the computer’s mouse or press a key on the key-
board.
Image is not stable and may
appear to vibrate
� Check that the display resolution and frequency from your
PC or video board is an available mode for your monitor.
On your computer check : Control Panel, Display, Settings
� Note : Your monitor supports multiscan display functions
within the following frequency domain:
Suggested Actions
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