L550B
15" TFT LCD Color Monitor
15/17
Possible solution
Check that the signal cable connector is properly connected and that
the connection pins are not bent or damaged. Try another color
temperature.
Adjust the picture characteristics as described in the section OSD
Adjustment(4-3).
A problem with your graphics adapter or display unit. Contact your
service representative.
Check that the display resolution and frequency from your PC or
graphic adapter is an available mode for your monitor.
In your PC, you can check through Control panel, Display, Settings.
If the setting is not correct, use your computer utility program to
change the display settings.
Check that the signal cabel connector is properly connected and that
the connection pins are not bent or damaged.
If the connector is loose, tighten the connector’s screws.
Check that the computer is switched on.
To enter a power saving mode. You can reactivate the system by
pressing any key or moving the mouse.
Problem
Color defects
Size, position,
shape or quality
unsatisfactory
Duplicated
images
Image is not
stable
Message :
No signal
The power LED is a
orange color
