LG 37LD665H - Manual (Page 113)

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APPENDIX
TROUBLESHOOTING
Video Problems
No picture &No sound
V
Check whether the product is turned on.
V
Try another channel. The problem may be with the broadcast.
V
Is the power cord inserted into wall power outlet?
V
Check your antenna direction and/or location.
V
Test the wall power outlet, plug another product’s power cord into the outlet
where the product’s power cord was plugged in.
Picture appears slowly
after switching on
V
This is normal, the image is muted during the product startup process. Please
contact your service center, if the picture has not appeared after five minutes.
No or poor color
or poor picture
V
Adjust Color in menu option.
V
Try unplugging any others electronics that are near by to see if interference
is causing the problem.
V
Try another channel. The problem may be with the broadcast.
V
Are the video cables installed properly?
V
Activate any function to restore the brightness of the picture.
Horizontal/vertical bars
or picture shaking
V
Check for local interference such as an electrical appliance or power tool.
Poor reception on
some channels
V
Station or cable product experiencing problems, tune to another station.
V
Station signal is weak, reorient antenna.
V
Check for sources of possible interference.
Lines or streaks
in pictures
V
Check antenna (Change the direction of the antenna).
No picture
when connecting HDMI
V
If the HDMI cables don’t support High Speed HDMI, it can cause flickers or
no screen display. In this case use the latest cables that support High Speed
HDMI.
Abnormal Operation
The remote control
doesn’t work
V
Check to see if there is any object between the product and the remote control
causing obstruction. Ensure you are pointing the remote control directly at the
TV.
V
Ensure that the batteries are installed with correct polarity (+ to +, - to -).
V
Ensure that the correct remote operating mode is set: TV, VCR etc.
V
Install new batteries.
Power is suddenly
turned off
V
Is the sleep timer set?
V
Check the power control settings. Power interrupted.