22
TROUBLESHOOTING
Before you call for service, determine the symptoms and make a few simple checks as
shown below.
TV set:
SYMPTOMS
POSSIBLE CAUSES
Power does not turn ON
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Ensure whether the power plug is securely inserted into the
receptacle.
There is no picture or sound
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Ensure the LCD TV power is ON (Indicated by the green LED on the
front of the unit)
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Reception other than those of broadcasting stations can be
considered.
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Check for connection to wrong terminal or for wrong input mode.
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Ensure the communication cable is properly connected between the
Video Source and the LCD TV.
There are spots on the screen
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Check whether your AV equipments is affected by interference from
automobiles, trains, high-voltage transmission lines, neon signs or
other potential sources of interference.
Degraded colors or tints
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Check whether all image adjustments have been properly adjusted.
Improper screen position or size
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Check whether screen position and size have been properly adjusted.
The image appears distorted
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Ensure the TV's aspect ratio is properly set.
The image is purple
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Check the "Component" or "RGB" setting in the LCD TV and set it
for the appropriate signal type.
The image appears too bright, and
there is a loss of definition in the
brightest areas of the image.
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Check whether the contrast setting is too high.
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The DVD player is set for a high-level output.
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The video signal has not been terminated properly somewhere in the
system.
The image appears too 'washed out', or
the darkest areas of the image appear
too bright.
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Check whether Brightness is set too high.
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The DVD player may be set at too high a brightness level.
If “xxx searching” appears, the image
or signal cannot be produced by
display.
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Check the cable for disconnection.
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Check for connection to proper terminal or for proper input mode.
“Out of range” appears
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Check whether the input signal is acceptable to the display.
Remote Control does not function
properly
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Check for incorrect battery orientation.
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Check for dead batteries
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Check for distance and angle from the display.
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Check whether remote control is properly being pointed at the
display’s receiver.
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Check for any obstacle between the remote control and the display.
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Check that the remote sensor window is not under strong fluorescent
lighting.
There is no picture or sound, just
noise.
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Make sure the antenna cable is properly connected.
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Consider whether TV signals are being properly received.
Picture is not clear.
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Make sure the antenna cable is properly connected.
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Consider whether TV signals are being properly received.
No sound
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Check whether you have selected “Mute” for Audio setting.
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Make sure the volume is not set to minimum.
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Make sure that headphones are not connected.
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Check cables for disconnection.
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Make sure that you have not deactivated internal speakers in Sound
menu (see page 15).
No backlight
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A Mains cut could have switched the TV LCD panel in security
mode. Press ON/OFF switch to reset the set.
