JVC LT-24HD7WU, Operating Instructions Manual

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TV Troubleshooter
A check through the guide below could save you the trouble of returning your purchase or waiting for a
service engineer. If you require assistance with operating this product you can phone our help line.
Turn the volume up. Press the mute
button to release 'mute'.
Crackling noises or distorted sound. Interference from cars, fluorescent lights,
video recorder, a radio broadcast, personal
computer or other equipment. Turn off one piece of equipment at a
time to see if the interference clears.
See also what to do for picture
interference.
Analogue TV & general
Analogue TV & general Picture
Sound
Symptoms
Symptoms
Grainy (snowy) picture
Possible causes
Possible causes
What to do
What to do
No sound
The volume is set to minimum. The mute is
switched on.
Stereo switching to mono. Aweak signal or a mono broadcast. Check the signal and your aerial
system.
No stereo sound from equipment
connected to the scart (AV) socket. A mono scart lead is being used to connect
the television. The signal being viewed is
connected through the aerial socket. Check that the scart lead is stereo.
Check the video recorder is
connected to the television through
an AV (scart) lead, then switch the
television to AV mode.
Cl disconnected.
Your video recorder could be faulty.
Transmitter trouble.
The outside aerial has moved, or is
damaged. If you have a video recorder try
plugging the aerial directly into the
television. If the fault clears, the
video recorder is probably faulty.
Have your aerial system checked.
Extra outlines on objects in the picture
(ghosts).
The aerial is receiving reflected signals
from hills or buildings. Faulty aerial
system.
Try to tune in a better signal from
the same television station.
Get your aerial system checked.
Picture interference like spots or
streaks. Weak aerial signal. Interference from
electrical equipment such as power
tools and motors.
Settings for the digital video equipment
output do not match the monitors VGA
or DVI input specifications.
Try to tune in a better signal from
the same television station. Get
your aerial system checked. Move
the interfering equipment further
away or if possible, turn it off.
Change the refresh rate or
resolution settings on the digital
equipment, if possible.
Picture is the wrong size or the source
device (computer, DVD player, set top
box and so on) will not let you set up the
pixel resolution the display can
reproduce. Source device has not read the set-up
data from the display. Connecting cable
does not have all the necessary
connections.
Avoid old cables and adapter
devices. Use only modern cables.
Re-start the source device after
connecting and powering up the
display. Change the graphics
adapter in your computer. Check
compatible video resolutions given
in these instructions.
Troubleshooting table
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