LG DM2780D Owners Manual - Page 79

TROUBLESHOOTING, General

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TROUBLESHOOTING 79 ENGLISH TROUBLESHOOTING General The operation does not work normally. Problem The remote control doesn't work Power is suddenly turned off Resolution yy Check to see if there is any object between the product and the remote control causing obstruction. Ensure you are pointing the remote control yy Ensure that the batteries are installed with correct polarity ( to , to ). yy Ensure that the correct remote operating mode is set: TV, VCR, etc. yy Install new batteries. yy Is the sleep timer set? yy Check the power control settings. Power interrupted. yy If the TV is switched on and there is no input signal, it will switch off automatically after 15 minutes to save the power consumption. yy When a broken file was played in the USB mode, the TV may turn off. Please check the file in your usb storage. yy Except the screen off mode of the energy saving menu. The video function does not work. Problem No picture & No sound Picture appears slowly after switching on No Colour, poor colour, or poor picture Horizontal / vertical bars or picture shaking Poor reception on some channels Lines or streaks in pictures Resolution yy Check whether the product is turned on. yy Try another channel. The problem may be with the broadcast. yy Is the power cord inserted into wall power outlet? yy Check your antenna direction and/or location. yy Test the wall power outlet, plug another product's power cord into the outlet where the product's power cord was plugged in. yy This is normal, the image is muted during the product startup process. Please contact your service centre, if the picture has not appeared after five minutes. yy Adjust Colour in menu option. yy Keep a sufficient distance between the product and the VCR. yy Try another channel. The problem may be with the broadcast. yy Are the video cables installed properly? yy Activate any function to restore the brightness of the picture. yy Check for local interference such as an electrical appliance or power tool. yy Station or cable product experiencing problems, tune to another station. yy Station signal is weak, reorient antenna to receive weaker station. yy Check for sources of possible interference. yy Check antenna (Change the direction of the antenna).

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ENGLISH
79
TROUBLESHOOTING
TROUBLESHOOTING
General
The operation does not work normally.
Problem
Resolution
The remote control doesn’t work
y
Check to see if there is any object between the product and the
remote control causing obstruction. Ensure you are pointing the
remote control
y
Ensure that the batteries are installed with correct polarity (
to
,
to
).
y
Ensure that the correct remote operating mode is set: TV, VCR, etc.
y
Install new batteries.
Power is suddenly turned off
y
Is the sleep timer set?
y
Check the power control settings. Power interrupted.
y
If the TV is switched on and there is no input signal, it will switch off
automatically after 15 minutes to save the power consumption.
y
When a broken file was played in the USB mode, the TV may turn off.
Please check the file in your usb storage.
y
Except the screen off mode of the energy saving menu.
The video function does not work.
Problem
Resolution
No picture & No sound
y
Check whether the product is turned on.
y
Try another channel. The problem may be with the broadcast.
y
Is the power cord inserted into wall power outlet?
y
Check your antenna direction and/or location.
y
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
y
This is normal, the image is muted during the product startup process.
Please contact your service centre, if the picture has not appeared
after five minutes.
No Colour, poor colour, or poor
picture
y
Adjust Colour in menu option.
y
Keep a sufficient distance between the product and the VCR.
y
Try another channel. The problem may be with the broadcast.
y
Are the video cables installed properly?
y
Activate any function to restore the brightness of the picture.
Horizontal / vertical bars or picture
shaking
y
Check for local interference such as an electrical appliance or power
tool.
Poor reception on some channels
y
Station or cable product experiencing problems, tune to another
station.
y
Station signal is weak, reorient antenna to receive weaker station.
y
Check for sources of possible interference.
Lines or streaks in pictures
y
Check antenna (Change the direction of the antenna).