Sharp LC 10A3U Troubleshooting, Problem Check item, Make sure the AC adapter is properly inserted

TROUBLESHOOTING

■Before calling for repair service, check the following items for possible remedies to the encountered symptoms.

TV set

	Problem			Check item	Reference
					Pages
			•	Make sure the AC adapter is properly inserted in the	18
Sound	Picture			power outlet.
		There is no	•	Reception other than those of broadcasting stations
		picture or		can be considered.	14
		sound.	•	Make sure the input mode is set to TV.
			•	Make sure the main power switch of the main unit is	14
				on.
		There is no	•	Make sure the BLACK LEVEL is properly adjusted.	20, 21
	Picture		•	Fluorescent lamp may have reached the end of	–
		picture.
				service life.
		There is no			29
			•	Make sure the S-Video terminal is free of connections.
		picture from
		AV-IN 1.
			•	Make sure the volume is not set to minimum.	15
		There is no	•	Make sure the sound is not set to mute.	15
			•	Make sure the headphone is not connected.	27
		sound.
		There is no	•	Make sure the antenna cable is properly connected.	9
			•	Bad reception can be considered.	–
		picture or
		sound, just
		noise.
			•	Make sure the antenna cable is properly connected.	9
		Picture is not	•	Bad reception can be considered.	–
		clear.
			•	Check color adjustment.	20, 21

•Check color system setting.

Picture is light or improperly tinted.

	•	Press the Brightness button.
The picture is	•	Check PICTURE and BLACK LEVEL adjustment.	20, 21
	•	Fluorescent lamp may have reached the end of	33
too dark.		service life.
	•	Check to see if batteries in the remote control have	8
Remote control does not work.	•	sufficient power.	8
		Make sure the remote sensor window is not under
		strong fluorescent lighting.

31