Troubleshooting - JVC LT-40N5105A User Manual

Troubleshooting

Before contacting the service technician, perform the following simple checks. If any
program still persists,
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
The TV is not receiving all
channels.
Poor reception on some
channels
No output from one of the
speakers
The TV audio is not being
played through the receiver.
contact Customer Service for assistance.
- 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.
- 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 -)?
-
Check that you are using the TV remote control
and not that of any other device.
- Install new batteries.
- Is the sleep timer set?
- No broadcast on station selected for auto turn on.
- This is normal; the image is muted during the
product startup process.
- 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?
- Check for local interference such as an electrical
appliance or power tool.
- 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.
- 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.
- Adjust balance in menu option.
- 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
POSSIBLE SOLUTION
34