User’s Manual 55

Troubleshooting
If there is something wrong with the input signal, a mess age a ppears on th e scr een or the scree n go es bl ank
although the power indicator LED is still on. The message may indicate tha t the monitor is ou t of scan range
or that you need to check the signal cable.
The location and the position of the monitor may influence the quality and other features of the monitor.
1. If there are any woofer speakers near the monitor, unplug and relocate the woofer to another room.
2. Remove all electronic devices such as radios, fans, clocks and telephones that are within 3 f eet (one meter)
of the monitor.
3. Degauss the monitor if any devices were removed from the area.
.A monitor recreates visual signals received from the PC. The refore, if ther e is trouble with th e PC or the video
card, this can cause the monitor to become blank, have poor coloring, noise , Sync. Out of Range , etc. In t his
case, first check the source of the problem, and then contact a service center or your dealer.
.Judging the monitor's working condition
If there is no image on the screen or an "Sync. Out of Range" message come s up , disconnect the cable from
the computer while the monitor is stil l powered on.
.If there is a message coming up on the screen or if the screen goes white, this means the monitor is in
working condition.
.In this case, check the computer for trouble.
Self-Test Feature Check
Werning Messages
Environment
Useful Tips