JVC LT-40N5105A, User Manual

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Troubleshooting
Before contacting the service technician, perform the following simple checks. If any
program still persists,
PROBLEM POSSIBLE SOLUTION
No sound and picture
- Check whether the main plug has been connected
to a wall outlet.
- Check whether you have pressed the POWER
button on 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 -)?
-
- Install new batteries.
Power is suddenly turned off
- Is the sleep timer set?
- No broadcast on station selected for auto turn on.
Picture appears slowly after
switching on
- This is normal; the image is muted during the
product startup process.
No or poor colour or poor
picture
- 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?
Horizontal/vertical bars or
picture shaking
- Check for local interference such as an electrical
appliance or power tool.
The TV is not receiving all
channels.
- Confirm that the coaxial cable is securely connected
to the TV.
- If you are using an antenna, verify it is positioned
correctly and that all the connections are secure.
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.
No output from one of the
speakers
- Adjust balance in menu option.
The TV audio is not being
played through the receiver.
- Connect an optical cable to the TV and the receiver.
- ARC enables digital sound to be outputted via the
HDMI (ARC) port. However, ARC is only available
contact Customer Service for assistance.
Check that you are using the TV remote control
and not that of any other device.
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