Sharp LC-60LE640X operation manual Appendix, Troubleshooting Digital broadcasting

Appendix

Troubleshooting

	Problem		Possible solution
•	No power.	•	Is the AC cord disconnected?
		•	Check if you pressed <on the TV.
		• When the power switch does not work, remove the power plug and insert it again, and press
			<on the TV after waiting more than five seconds.
• 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 45f46, 65
			and 66)
• Strange colour, light colour, or dark		•	Adjust the picture tone (Pages 35f37).
	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 41 and 48).
		• Check the “HDMI auto view” setting (Page 47).
• 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 39).
		• Is “No signal off” or “No operation off” activated? (Page 39)
•	No picture.	•	Are connections to external equipment correct? (Pages 26f29)
		• Is the correct input source selected? (Page 18)
		• Is a non-compatible signal being input? (Page 67)
		• Is the picture adjustment correct? (Pages 35f37)
		• Is the antenna connected properly? (Page 9)
•	No sound.	•	Is the volume too low?
		• Make sure that headphones are not connected.
		• Check if you pressed eon the remote control unit.
		• Is the proper item selected in the “Audio select” menu when connecting devices to the HDMI 2
			terminal or the PC terminal? (Pages 27, 46 and 66)
• 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.
• AQUOS.NET top page cannot be		•	Is the ETHERNET cable connected correctly? (Page 50)
	displayed.	•	Check the settings of “Network setup”. (Pages 49 – 51)
• Some Internet functions used on a PC		•	The TV has only limited functions compared with regular PC browsers. (Page 54)
	are not available from the TV.

Troubleshooting – Digital broadcasting

Problem	Error code	Possible solution
• No picture or no sound.	—	• Is the correct input source selected? (Page 18)
• Block noise appears on the screen.	—	• Is the antenna pointing in the correct direction?
		• Check the “Signal strength” and “Quality” (Page 16).
		• Are physical objects blocking the antenna?
		• Is the antenna or antenna cable compatible with DTV broadcast?
• DTV broadcasts cannot be received.	E202	• Is the DTV antenna set up properly?
		• Is the antenna cable connected properly? (Page 9)
		• Is the channel settings correct? (Page 16)
• A specific channel cannot be received.	—	• Check the “Signal strength” and “Quality” (Page 16).
• No broadcast now	E203	• Check the current broadcast.

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