Sharp LC 15A2U Flat Panel Television User Manual


 
36
TROUBLESHOOTING
Before calling for repair service, check the following items for possible remedies to
the encountered symptoms.
TV set
Problem Check item
Reference
Pages
There is no
picture.
There is no
picture from
AV-IN 1.
9
14
14
Sound
Picture
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.
There is no
picture or
sound.
Picture
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.
There is no
sound.
Make sure the volume is not set to minimum.
Make sure the sound is not set to mute.
Make sure the headphone is not connected.
There is no
picture or
sound, just
noise.
Make sure the antenna cable is properly connected.
Bad reception can be considered.
Picture is not
clear.
Make sure the antenna cable is properly connected.
Bad reception can be considered.
Picture is light
or improperly
tinted.
Check color adjustment.
Check color system setting.
The picture is
too dark.
Press the Brightness button.
Check PICTURE and BLACK LEVEL adjustment.
Fluorescent lamp may have reached the end of
service life.
Remote control does not work.
Check to see if batteries in the remote control have
sufficient power.
Make sure the remote sensor window is not under
strong fluorescent lighting.
20, 21
34
15
15
35
9
9
20, 21
20, 21
38
8
8
LC-15A2U(18-40)Eng.pm65 7/23/00, 10:32 AM36