![Samsung 204B - SyncMaster - 20.1](http://html1.mh-extra.com/html/samsung/204b-syncmaster-20-1-lcd-monitor/204b-syncmaster-20-1-lcd-monitor_user-manual_4056008065.webp)
noise, video mode not supported, etc. In this case, first check the source of the problem, and
then contact the Service Center or your dealer.
z
Judging the monitor's working condition
If there is no image on the screen or a
"Not Optimum Mode","Recommended Mode : 1600 X
1200 60Hz"
message comes up, disconnect the cable from the computer while the monitor is still
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.