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Trouble Shooting
Before contrast the service technician, perform the following simple checks. If any
program still persists, unplug the LCD TV and calling for serving.
PROBLEM
No sound and picture
Normal picture but no
sound
The remote control
does not work
Power is suddenly
turned off
Picture appears
slowly after switching
on
No or poor colour or
poor picture
Horizontal/vertical
bars or picture
shaking
Poor reception on
some channels
Lines or streaks in
pictures
No output from one of
the speakes
The signal is out of
range.
Vertical bar or stripe
on back
ground&Horizontal
Noise&Incorrect
position.
Screen colour is
unstable or single
colour.
NOTE: There is a problem in VGA mode (Only VGA mode applied).
All manuals and user guides at all-guides.com
POSSIBLE SOLUTION
- Check whether the main plug has been connected to a wall
let.
- Check whether you have pressed the POWER button on the
front of TV set.
- Check the picture contrast and brightness settings.
- Check the volume.
- Sound muted? Press the MUTE button.
- Try another channel , the problem may be with the broadcast.
- Are the audio cables installed properly?
- Check to see if there any object between the product and
remote control Causing obstruction.
- Are batteries installed with correct polarity(+ to +,- to -).
- Correct remote operating mode set: TV, VCR etc.?
- Install new batteries
- Is the sleep timer set?
- Check the power control settings. Power interrupted.
- No broadcast on station tuned with auto activated.
- 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.
- Adjust the colour in menu option.
- Keep a sufficient distance between the product and the VCR.
- Try another channel, the problem may be with the broadcast.
- Are the VIDEO cables installed properly?
- Activate the any function to restore the brightness of the
picture.
- Check for local interference such as an electrical appliance or
power tool.
- Station or cable product experiencing problems. Tune to
another station.
- Station signal is weak, reorient antenna to receive weaker
station.
- Check for sources of possible interference.
- Check the antenna(Change the direction of the antenna).
- Adjust balance in menu option.
- Adjust resolution, horizontal frequency, or vertical frequency.
- Check it whether the signal cable is connected or loose.
- Check the input source.
- Work the auto configure or adjust clock, phase, or H/V
position.
- Check the signal cable.
- Reinstall the PC video card.
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