LG 47LG60 52LG70 Owner's Manual page 55

APPENDIX
TROUBLESHOOTING
The o o peration d d oes n n ot w w ork n n ormally.
The remote control
doesn't work
Power is suddenly
turned off
The v v ideo f f unction d d oes n n ot w w ork.
No picture &No sound
Picture appears slowly
after switching on
No or poor color
or poor picture
Horizontal/vertical bars
or picture shaking
Poor reception on
some channels
Lines or streaks
in pictures
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Check to see if there is any object between the product and the remote control
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causing obstruction. Ensure you are pointing the remote control directly at the TV.
Ensure that the batteries are installed with correct polarity (+ to +, - to -).
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Ensure that the correct remote operating mode is set: TV, VCR etc.
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Install new batteries.
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Is the sleep timer set?
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Check the power control settings. Power interrupted.
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No broadcast on station tuned with Auto off activated.
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Check whether the product is turned on.
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Try another channel. The problem may be with the broadcast.
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Is the power cord inserted into wall power outlet?
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Check your antenna direction and/or location.
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Test the wall power outlet, plug another product's power cord into the outlet
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where the product's power cord was plugged in.
This is normal, the image is muted during the product startup process. Please
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contact your service center, if the picture has not appeared after five minutes.
Adjust Color in menu option.
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Keep a sufficient distance between the product and the VCR.
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Try another channel. The problem may be with the broadcast.
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Are the video cables installed properly?
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Activate any function to restore the brightness of the picture.
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Check for local interference such as an electrical appliance or power tool.
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Station or cable product experiencing problems, tune to another station.
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Station signal is weak, reorient antenna to receive weaker station.
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Check for sources of possible interference.
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Check antenna (Change the direction of the antenna).
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