Sharp LC-20SH4X operation manual Troubleshooting, LCD TV set, INPUT2

Problem

Check item

Reference

page

•

Make sure the AC cord is properly inserted in the power outlet.

4

Sound

Picture

•

Reception other than those of broadcasting stations can be

considered.

–

There is no

•

Make sure the input mode is set to the LCD TV set.

8

picture or sound.

•

Make sure the power switch of the LCD TV set is on.

8

There is no

•

Make sure Picture adjustment is properly adjusted.

15

Picture

•

The fluorescent lamp may have reached the end of its service

–

picture.

life.

There is no

•

Make sure the S-VIDEO terminal has nothing connected.

6, 24

•

Make sure “AUDIO ONLY” is not set to “DISPLAY OFF”

18

picture from

INPUT2.

•

Make sure the volume is not set to minimum.

9

•

Make sure the sound is not set to mute.

9

There is no

sound.

•

Make sure the antenna cable is properly connected.

4

There is no

•

Bad reception can be considered.

–

picture or sound,

just noise.

•

Make sure the antenna cable is properly connected.

4

•

Bad reception could be the problem.

–

The picture is

not clear.

•

Check colour adjustment.

15

The picture is too

(NTSC mode)

light or improperly

tinted.

•

Check if “BACKLIGHT” is set to “DARK”.

15

•

Check “CONTRAST”.

15

The picture is

•

The fluorescent lamp may have reached the end of its service

–

too dark.

life.

•

Check if batteries in the remote control have sufficient power.

3

Remote control does not work.

•

Make sure the remote sensor window is not under strong

3

lighting.

•

External influences such as lightning, static electricity, etc., may

–

Unit cannot be operated.

cause improper operation. In this case, operate the unit after

first turning the power off, or unplugging the AC cord and re-

plugging it in after 1 or 2 minutes.