Changhong Electric LED50C2000A, Руководство по эксплуатации

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Troubleshooting Guide
roubleshooting T
program still persists, unplug the TV and calling for serving.
PROBLEM POSSIBLE SOLUTION
No sound and picture
- 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.
Normal picture but no
sound
- 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?
The remote control does
not work
- 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
Power is suddenly turned
off
- Is the sleep timer set?
- Check the power control settings. Power interrupted.
- No broadcast on station tuned with auto activated.
Picture appears slowly
after switching on
- 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
- Adjust the color 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.
Horizontal/vertical bars or
picture shaking - Check for local interference such as an electrical
appliance or power tool.
Poor reception on some
channels
- 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.
Lines or streaks in pictures
- Check the antenna (Change the direction of the
antenna).
No output from one of the
speakers
- Adjust balance in menu option.
Before contact the service technician, perform the following simple checks. If any
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