Zenith L20V54S warranty Troubleshooting

Troubleshooting

Some quick and easy tips to resolving problems

Symptoms	Possible Cause(s)	Possible Solution(s)	See Page(s)
Power
			57
No Power.	See troubleshooting flow chart.

Display Panel Picture

No Picture.	• Display panel is turned off.	-Turn TV on.
		-Power failure?
	• Antenna/Cable not connected.	-Connect Antenna/Cable signal source to L20V54S.	9~11
	• Connections incorrect.	-Check connections on L20V54S.	7 / 9~14
	• M.P.I. not connected.	-If applicable, connect M.P.I. cable to M.P.I. device.
	• Encrypted program.	-Try another channel.
	• Wrong tuning band.	-Adjust Installer menu settings.	45~50

Erratic Operation

Installer menu setup.	• Wrong Installer menu settings.	-Adjust Installer menu settings as required.	45~50
	• Software problem.	-Remove TV power cord for 15 seconds.

Remote Control

Remote doesn’t work.	• Remote not in TV mode.
	• Not aimed at IR remote sensor.
	• Remote too far from IR sensor.
	• IR path to TV’s receiver obstructed.
	• Weak batteries.
	• Wrong battery polarity.
	• Too much light in room.
	• Wrong Installer remote control.
	• Incorrect Bed 1-2 setting.

-Use Mode key to select TV; puts remote into L20V54S mode.	18~19
-Point remote at TV’s IR receiver on TV.
-Move remote closer to TV’s IR receiver or darken room.
-Remove obstructions.
-Replace batteries.
-Check that “+” and “-” match in battery compartment.
-Dim room light.
-Requires compatible Installer remote, contact your LG dealer.	40
-Set correct Bed 1-2 setting.	18

Picture Reception

Normal picture, poor	• Audio muted.	-Press MUTE or use Volume Up key to increase sound level.
or no sound.	• Broadcast problem.	-Try a different channel.

Broadcast Tuning Mode Digital Channel OSD

		- Set Item 103 to 0 for information to be added to virtual
No Information	• Item 103 set to 1
available display.	physical channels tuning.	channel tuning digital OSD.

18~19

18~19

45~50

*Note: For other problems not caused by the L20V54S, refer to other devices’ operating guide.

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