33
Troubleshooting
■ Before calling for repair services, make the following checks for possible remedies to the encountered symptoms.
LCD TV set
Problem Check item
Reference page
There is no
picture.
There is no
picture from
INPUT2
9
–
14
14
• Make sure the AC cord 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 POWER switch of the main unit is on.
There is no
picture or
sound.
• Make sure the BRIGHTNESS is properly adjusted.
• Fluorescent lamp may have reached the end of service
life.
• Make sure the S-VIDEO terminal has nothing connected.
• Make sure the AUDIO ONLY is not set to ON.
There is no
sound.
• 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.
There is no
picture or
sound, just
noise.
• Make sure the antenna cable is properly connected.
• Bad reception could be the problem.
Picture is
not clear.
• Make sure the antenna cable is properly connected.
• Bad reception could be the problem.
Picture is
light or
improperly
tinted.
• Check color adjustment.
The picture
is too dark.
• Press the BACKLIGHT button, or set the BACKLIGHT or
BRIGHTNESS settings.
• Check CONTRAST and BRIGHTNESS adjustment.
• Fluorescent lamp may have reached the end of service
life.
Remote control does not work.
• Check the batteries of the remote control.
• Make sure the remote sensor window is not under strong
lighting.
19
34
32
28
15
15
10
8, 9
–
8, 9
–
18
19
19
34
7
7
• External influences such as lightning, static electricity,
etc., may cause improper operation. In this case, operate
the unit after first turning the power off the LCD TV set,
or unplugging the AC cord and re-plugging it in after 1 or
2 minutes.
–
Sound
Picture
Picture
Unit cannot be operated.
LC-20SH4U_E_P31-37.p65 04.12.9, 4:22 PM33
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