Sharp LC-46LE810E, LC-52LE820E Appendix, Troubleshooting, Reset, Problem Possible solution

Appendix

Troubleshooting

	Problem	Possible solution
•	No power.	• Turn on (;) the MAIN POWER switch on the rear of the TV (Page 4).
		• Is the AC cord disconnected?
		• Check if you pressed <Aon the TV.
• The TV cannot be operated.		• External influences such as lightning, static electricity, etc., may cause improper operation. In this
		case, operate the TV after first turning off the power, or unplugging the AC cord and re-plugging it in
		after one or two minutes.
• Remote control unit does not operate.		• Are batteries inserted with polarity (e, f) aligned?
		• Are batteries worn out? (Replace with new batteries.)
		• Are you using it under strong or fluorescent lighting?
		• Is a fluorescent light illuminating to the remote control sensor?
• Picture is cut off.		• Is the image position correct?
		• Are screen mode adjustments (Wide mode) such as picture size made correctly? (Pages 37, 45 and
		46)
• Strange colour, light colour, or dark		• Adjust the picture tone.
	colour, or colour misalignment.	• Is the room too bright? The picture may look dark in a room that is too bright.
		• Check the “Colour system” setting (Pages 32 and 41).
• Power is suddenly turned off.		• The TV’s internal temperature has increased. Remove any objects blocking the vent or clean.
		• Is the “Sleep timer” set? Select “Off” from the “Sleep timer” menu (Page 29).
		• Is “No signal off” or “No operation off” activated? (Page 29)
•	No picture.	• Are connections to external equipment correct? (Pages 20_22)
		• Is the input signal type selected correctly after connection? (Page 40)
		• Is the correct input source selected? (Page 15)
		• Is a non-compatible signal being input? (Page 47)
		• Is the picture adjustment correct? (Pages 26_27)
		• Is the antenna connected properly? (Page 10)
		• Is “On” selected in “Audio only”? (Page 29)
•	No sound.	• Is the volume too low?
		• Make sure that headphones are not connected.
		• Check if you pressed E on the remote control unit.
		• Is the proper item selected in the “Audio select” menu when connecting devices to the HDMI 2
		terminal or the EXT 3 terminal? (Pages 20, 21 and 28)
• The TV sometimes makes a cracking		• This is not a malfunction. This happens when the cabinet slightly expands and contracts according to
	sound.	changes in temperature. This does not affect the TV’s performance.

CLEARING THE PIN

1Go to “Menu” > “Setup”.

2Press a/bto select “Auto installation”, “Programme setup”, “PIN” or “Reset”, and then press ;. The PIN input window will display.

3Press and hold both :Rand I+ on the TV simultaneously until the message appears on the screen.

Reset

If complex adjustments are made so that the settings cannot be restored to normal, you can reset the settings to the factory preset values.

1Go to “Menu” > “Setup” > “View setting” > “Reset”.

2Press c/dto select “Yes”, and then press ;.

•“Now, TV will restart automatically, OK?” displays on the screen.

3Press c/dto select “Yes”, and then press ;.

•“Now initialising...” displays on the screen and blinks.

•After the reset has completed, the power shuts off and then comes back on. The screen will have returned to its original settings.

NOTE

•PIN input is required when executing “Reset”. The default PIN is “1234”. To change the PIN setting, refer to Password/Lock settings (Page 33). To clear the PIN setting (PIN input will no longer be needed), refer to CLEARING THE PIN (Page 50).

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