When You Have Trouble; Troubleshooting - JVC LT-42A80SU Instructions Manual

When you
have trouble

Troubleshooting

Severe noise or
snow
 Is the TV connected correctly to
the aerial?
 Change the direction of the aerial.
 Is the aerial or its cable
damaged?
Consult your retailer

Patterns, stripes
or noise
 Is the aerial receiving interference
from high-voltage power lines or
wireless transmitters?
Consult your retailer

 Are connected devices too close
to the TV?
Insert the minimum distance

between the aerial and the
cause of interference until no
interference
Ghosting
(Doubling of images)
 Are you receiving interference
from signals reflected off
mountains or buildings?
Adjust the direction of your

aerial, or change to a
good-quality directional aerial
29
I can't turn it on!
 Is the power cord connected to the AC outlet
correctly?
The remote
control doesn't
work!
 Are the batteries flat?
 Are you more than 7 meters away
from the TV?
 Is the ""VCR/g/DVD" SWITCH" set to "g"?
 When viewing teletext, the TV menu does
not appear.
 Depending on the stability of the signal, there
may be a time lag when changing channels.
Problem
Remote control
Unplug TV, several minutes later plug it in again.

stops working
Aspect ratio changes
Press " " to return to your settings.

unintentionally
Unnatural colour >>> Adjust "COLOUR" and "BRIGHT".

Noise >>> Set to the following functions.

PICTURE MODE : STANDARD
DIGITAL VNR :
Poor picture quality
DigiPure :
Dull picture >>> Set to the following functions.

PICTURE MODE : BRIGHT
DIGITAL VNR :
DigiPure :
If you connected S-Video output device, check the "S-IN"

setting.
If the top of the image is distorted, check the video signal

Strange picture
quality itself.
when using an external
If movement appears unnatural when receiving a signal from

device
a DVD player, etc. with 625p (progressive-scanning), change
the output setting of the external device to 625i (interlace-
scanning).
Adjust the "BASS" and "TREBLE".

Poor sound
If receiving a poor signal in "STEREO / t·u", switch to "MONO".
Adjust the channel reception using "MANUAL".
Actions page
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26
28
Check your "COLOUR SYSTEM".
26
28
ON
OFF 28
26
28
OFF
28
ON
22
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26
26
11
30