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Trouble Shooting
Solutions to common problems related to the monitor are described here.
If none of the solutions presentedhere solves the problem, unplug the monitor and consult an
authorized dealer or service center.
Symptom
No power supply
No picture with the
power on
No sound
"NO SYNC"
appears.
Wrong color
The picture
becomes blurred.
Buttons on the
monitor do not
work.
Probable cause and corrective action
• Firmly insert the AC power plug.
• Select the correct input with INPUT SELECT buttons.
• Connect the signal cable firmly.
• Turn on the power of the connected component and
set the output correctly.
• Check if the input signal format is acceptable on the
monitor.
• Adjust the volume level.
• Select MUTING OFF by AUDIO SETTING menu or
Press MUTING button on REMOCON.
• Connect the signal cable firmly.
• Turn on the power of the connected component and
set the output correctly.
• Select the correct input with INPUT SELECT buttons.
• Connect the signal cable firmly.
• Turn on the power of the connected output video
signals. Or, check if the video output of the component
(video output setting of the VCR or graphic board of
the computer) is set correctly.
• Adjust the items of "COLOR TEMP ADJ.".
• Adjust the picture contrast or brightness by using the
adjustment buttons on the front panel.
• Set "KEY UN-LOCK" in OSD MENU or push KEY
LOCK on REMOTE CONTROL.
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