Sharp Aquos LC-13B6U 운영 매뉴얼 - 페이지 43

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Troubleshooting

■ Before calling for repair services, make the following checks for possible remedies to the encountered symptoms.

LCD TV set

Problem

Picture

Sound

There is no

picture or

sound.

There is no

picture.

Picture

There is no

picture from

AV-IN1 or

AV-IN2.

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.

Unit cannot be operated.

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 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.

• 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.

Reference page

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9, 10

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9, 10

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22, 23

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14-16, 26

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