When You Have Trouble; Troubleshooting - JVC LT-42G80BU 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/TV/DVD" SWITCH" set to "TV"?
 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
Try changing the setting in "PICTURE MODE"

Unnatural colour >>> Adjust "COLOUR" and "BRIGHT".

Noise >>> Set to the following functions.
PICTURE MODE : STANDARD
Poor picture quality
DIGITAL VNR :
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".

If receiving a poor signal in "STEREO / t·u", switch to

Poor sound
"v : MONO".
Adjust the channel reception using "MANUAL".

If you hear Left and Right sound from one side of the speaker

Left and Right sound
even after adjusting the speaker balance to one side, set the
coming from one side
following functions to "OFF".
of the speaker
3D CINEMA SOUND (P. 18)
HYPER SOUND (P. 26)
Actions page
–
17
26
26
28
Check your "COLOUR SYSTEM".
26
28
ON
28
OFF
26
28
OFF
28
ON
22
–
–
26
26
11
18
26
30