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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
Probable cause and corrective action
Page
No power supply
• Firmly insert the AC power plug.
11
No picture with the
power on
• 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.
11,12
13,14
No sound
• 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.
15,21
“NO SYNC”
appears.
• 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.
11
Wrong color
• Adjust the items of “COLOR TEMP ADJ.”.
17
The picture
becomes blurred.
• Adjust the picture contrast or brightness by using the
adjustment buttons on the front panel.
17
Buttons on the
monitor do not
work.
• Set “KEY UN-LOCK” in OSD MENU or push KEY
LOCK on REMOTE CONTROL.
14,15
Содержание GM-552
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Страница 2: ...LCD DISPLAY MONITOR GM 552 GM 552D INSTRUCTIONS ...
Страница 29: ... 28 Specifications cont Dimensions Screw size 8 M8 depth 15 mm VESA standard Unit mm inch ...
Страница 32: ... 31 Note ...
Страница 33: ...GM 552 GM 552D LCD DISPLAY MONITOR ...