LG Electronics LHT764 owner manual Troubleshooting, Symptom Cause Correction

Troubleshooting

Check the following guide for the possible cause of a problem before contacting service.

Symptom		Cause		Correction
No power.	•	The power cord is disconnected.	•	Plug the power cord securely into the
				wall outlet.
The power is on, but	•	No disc is inserted.	•	Insert a disc. (Check that the DVD or,
the DVD/CD Receiver				audio CD indicator in the DVD display
does not work.				is lit.)
No picture.	•	The TV is not set to receive DVD signal	•	Select the appropriate video input
The resolution (720p, 1080i)		output.		mode on the TV so the picture from
does not work with the analog				the DVD/CD Receiver appears on the
video connections (VIDEO				TV screen.
OUT)	•	The video cable is not connected	•	Connect the video cable into the
		securely.		jacks securely.
	•	The connected TV power is turned off.	•	Turn on the TV.
There is no sound or	•	The equipment connected with the	•	Select the correct input mode of the
only a very low-level		audio cable is not set to receive DVD		audio receiver so you can hear the
sound is heard.		signal output.		sound from the DVD/CD Receiver.
	•	The audio cables are not connected	•	Connect the audio cable into the
		securely.		jacks securely.
	•	The power of the equipment connected	•	Turn on the equipment connected
		with the audio cable is turned off.		with the audio cable.
	• The audio connecting cable is damaged.		•	Replace it with new one.
The playback picture is	•	The disc is dirty.	•	Clean the disc.
poor.
The DVD/CD Receiver	•	No disc is inserted.	•	Insert a disc. (Check that the DVD, or
does not start playback.				audio CD indicator in the DVD display
				is lit.)
	•	An unplayable disc is inserted.	•	Insert a playable disc. (Check the
				disc type, colour system and Regional
				code.)
	•	The disc is placed upside down.	•	Place the disc with the playback side
				down.
	•	The disc is not placed within the guide.	•	Place the disc on the disc tray
				correctly inside the guide.
	•	The disc is dirty.	•	Clean the disc.
	•	A menu is on the TV screen.	•	Press the SETUP button to turn off
				the menu screen.
	•	The Rating level is set.	•	Cancel the Rating function or change
				the rating level.
Loud hum or noise is	•	The disc is dirty.	•	Clean the disc.
heard.
	•	The speakers and components are	•	Connect the speakers and
		connected poorly.		components securely.
	•	The DVD/CD Receiver is located too	•	Move your TV away from the audio
		close to the TV.		components.

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