40
Troubleshooting
No image is displayed
l Is the power cord connected?
See if the power cord is properly •
connected to the outlet.
l Is the power indicator light on?
See if the power switch is turned on.•
l Power is on, power indicator
is blue but the screen appears
extremely dark.
Adjust brightness and contrast again.•
Backlight may need repair.•
l Is the power indicator amber?
If the display is in power saving mode, •
move the mouse or press any key.
Turn both devices off and then back on.•
l Does the ‘NO SIGNAL’
message appear?
The signal cable between PC and display •
is not connected. Check the signal cable.
Press INPUT on the remote control to •
check the input signal.
The screen image looks abnormal
l Is the screen positioned?
D-SUB analog signal –Select • Auto
Adjustment in Size & Position menu to
automatically select the optimal screen
status that ts the current mode.
l Do thin lines appear in the
background?
D-SUB analog signal –Select • Auto
Adjustment in Size & Position menu to
automatically select the optimal screen
status that ts the current mode. If the
adjustment is not satisfactory, use the
Fine Tune menu.
l Power is on, power indicator
is blue but the screen appears
extremely dark.
D-SUB analog signal ––Select • Auto
Adjustment in Size & Position menu to
automatically select the optimal screen
status that ts the current mode. If the
adjustment is not satisfactory, use the
Fine Tune menu.
