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TROUBLESHOOTING
Symptoms
If the point to check does not correct the symptoms, please contact your local Service center for assistance.
WARNING
Self servicing can be hazardous.
Symptom
There is no picture and the power-indicating lamp
is off.
The message "Cable not" or "Going To Deep
Sleep" is displayed.
There is no picture and the power indicating lamp
lights Amber.
The message "Invalid Scan Freq." is displayed.
The power indicating lamp is lit normally but there
is no picture.
The display image appears slanted.
Text displayed across the screen appears vertically
streaked, with the characters in vertical columns
blurred.
Text displayed across the screen appears blurred.
A fine pattern flickers when displayed on the
screen.
The remote control does not work.
Point to check
Check to see that the power cable is properly
connected.
Press the main switch.
No sync signal is detected.
Check that the signal cable is properly connected.
No Singal
Make sure that the computer, imaging equipment,
etc., is turned on.
Make sure the computer is not in power-save mode.
Ensure that the input selection matches the
connection terminal.
An input signal is received abnormally.
Ensure that the input signal matches the monitor
specifications.
Invalid mode
Check to see that the signal cable is properly
connected.
Check the contrast and brightness settings (adjust
them for higher contrast and brightness).
Check to see that the signal cable is properly
connected.
Adjust the clock frequency and the phase. (Adjust
the clock frequency first, the dot clock phase next.)
(VGA input)
Adjust the clock phase till the desired clarity is
obtained.
(RGB input)
Ensure that the batteries in the remote control are
inserted with the correct polarity.
Check to see that the batteries in the remote control
are functional.
See Page
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13
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