Sharp Aquos LC 20S4U Panduan Pengoperasian - Halaman 38
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Halaman Cetak
Troubleshooting
• Before calling for repair services, make the following checks for possible remedies to the encountered symptoms.
ILCD TV set
I
Problem
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11
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There is no
picture or
sound.
There is no
picture.
There is no
picture from
INPUT2 or
INPUT3.
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.
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 ;s set to TV.
• Make sure the POWER switch of the main unit is on.
• 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.
• 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 BACKLIGHT button or set the BACKLIGHT or
BRIGHTNESS settings.
• Check CONTRAST and BRIGHTNESS adjustment.
• Fluorescent lamp may have reached the end of service
life.
Reference page
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17
17
22
38
36
32
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18
11
9, 10
9, 10
22
25
22
22
38
Remote control does not work.
The clock (AUTO CLOCK)
cannot be set.
Unit cannot be operated.
• 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 or Setting the CLOCK again.
• If EDS signal is not sent, set the clock using MANUAL
CLOCK Setting.
• 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.
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8
14-16,24
16
@
37