Troubleshooting - Sharp LC-20E1U Operation Manual

TROUBLESHOOTING
• Before calling for repair service, check the following items for possible remedies to
the encountered symptoms.
I TV set
Problem
There is no
picture or
sound.
There is no
picture.
There is no
picture from
AV-INI.
Thereis no
sound.
_::::::::::::::::::: There is no
picture or
sound, just
noise.
Picture isnot
I
;. clear.
Picture is light
J • Jorimproperly
.... tinted.
The picture is
too dark.
Check item
• 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 is free of connections.
• 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.
• Consider whether TV signals are being properly
received.
• Make sure the antenna cable is properly connected.
• Consider whether TV signals are being properly
received.
• Check color adjustment.
• Check color system setting.
• Press the BRIGHT button.
• Check PICTURE and BLACK LEVEL adjustment.
• Fluorescent lamp may have reached the end of
service life.
Reference
Pages
9
16
16
24,25
43
39
17
17
13
9
9
• Check the batteries of the remote control. 8
Remote control does not work. • Make sure the remote sensor window is not under 8
strong lighting.
24,25
24,25
15
24,25
43