Troubleshooting - Sharp AQUOS LC-13B4U Operation Manual

TROUBLESHOOTING

I Before calling for repair services, make the following checks for possible remedies to
the encountered symptoms.
TV set
Problem
Picture
Sound
There is no
picture or
sound.
There is no
Picture
picture.
There is no
picture from
AV-IN1.
There is no
sound.
There is no
picture or
sound, just
noise.
Picture is not
clear.
Picture is light
or improperly
tinted.
The picture is
too dark.
Remote control does not work.
The clock (AUTO CLOCK)
cannot be set.
• Make sure the AC adapter is properly inserted in the
power outlet.
• Reception other than those of broadcasting stations
can be considered.
• Make sure the input mode is set to TV.
• Make sure the MAIN POWER switch of the main unit
is on.
• Make sure the BLACK LEVEL is properly adjusted.
• Fluorescent lamp may have reached the end of
service life.
• Make sure the S-VIDEO terminal has nothing con-
nected.
• Make sure the volume is not set to minimum.
• Make sure the sound is not set to mute.
• Make sure that headphones are not connected.
• Make sure the antenna cable is properly connected.
• Bad reception could be the problem.
• Make sure the antenna cable is properly connected.
• Bad reception could be the problem.
• Check color adjustment.
• Check COLOR SYSTEM setting.
• Press the BRIGHT button or set the BRIGHTNESS
settings.
• Check PICTURE and BLACK LEVEL adjustment.
• Fluorescent lamp may have reached the end of
service life.
• Check the batteries of the remote control.
• Make sure the remote sensor window is not under
strong lighting.
• The broadcasted EDS signal may be weak. Check the
antenna.
• Carry out EZ SETUP, SETTING THE CLOCK again.
• If EDS signal is not sent, set the clock using MANUAL
CLOCK Setting.
Check item
Reference
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