Troubleshooting
Before returning your display for service, consult the troubleshooting list below:
Problem
No picture
Abnormal picture
OSD error message
Token LED blinking
amber
18
Current Status
Power LED on
Power LED off
Power LED blinking
Oversized, undersized,
or missing video; or
center shift�
"Out of Range"
Error
Remedy
Using the OSD Menu, adjust the brightness
and contrast to maximum, or reset them to
their default settings�
Ensure the power switch at the front and
rear of the display are set to ON�
Check if the AC power cord is properly
connected to the AC adapter and outlet�
Check that the power supply is fully
connected and functioning properly�
Red
Display is in sleep mode� Press
any key to wake the display�
Amber
The power supply may be over or
under voltage�
Using the Screen Control Menu, adjust the
Phase, Frequency, Horizontal, and Vertical
settings in order to correct the display
image�
Adjust settings in Scale Mode
For VGA input only: push and hold the
rotary control for 1-2 seconds to re-sync the
video feed�
Wait a few seconds after initial sync of video
signals, or power cycle the display�
Ensure that an acceptable video source is
connected�
Contact service representative�