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Symptoms That Appear to be Failures
Make the checks suggested below depending on the symptoms observed. If the symptoms remain uncorrected, contact your dealer.
TROUBLESHOOTING
CAUTION
Customer servicing can be hazardous.
See page
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Symptom
• No picture with the power-indicating lamp
off.
• The message “No Sync. Signal” or “Power
Save” is displayed.
• No picture, with the power indicating lamp lit
orange.
• The message “Invalid Scan Freq.” is
displayed.
• The power indicating lamp is lit normally but
no picture displays.
• The display image appears flowing
slantwise.
• 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 the way the power cable is connected.
• Press the power switch.
No sync signal is detected.
• Check the way the signal cable is connected.
• Make sure that the switch of the computer, imaging equipment ,
etc., is turned on.
• Make sure the computer is not in the power-save mode.
• Check to see if the input selection matches the connection
terminal.
An input signal is not received normally.
• Check to see if the input signal matches the monitor
specifications.
• Check the way the signal cable is connected.
• Check the contrast and brightness settings (adjust them for
higher contrast and brightness).
• Check the way the signal cable is connected.
• Adjust the dot clock frequency and phase. (Adjust the dot clock
frequency first, the dot clock phase next.)
(RGB input)
• Adjust the dot clock phase for the clearest viewing.
(RGB input)
• Check to see if the batteries are loaded in the remote control in
opposite direction.
• Check to see if the batteries in the remote control are OK.
• Check if the setting of remote control ID no. is correct.
! No Sync. Signal
! Invalid Scan Freq.