32
Problem
Actions
Basic
s
Remote control stops
working
z
Unplug TV, several minutes later plug it in
again.
Screen
Aspect ratio changes
unintentionally
z
Press “
” to return to your settings. (P. 22)
Black or white dots
appear on the screen
z
LCD panels use fine dots (“pixels”) to display
images.
While more than 99.99% of these pixels
function properly, a very small number of
pixels may not light, or may light all the time.
Please understand that this is not a
malfunction.
Pict
ur
e
Poor picture quality
z
Change the “Picture Mode” setting. (P. 26)
z
Unnatural colour >>>
Adjust “Colour” and “Backlight”. (P. 26)
Check your “Colour System”. (P. 27)
z
Noise >>> Set to the following functions.
Picture Mode: Standard (P. 26)
Digital VNR: On (P. 27)
z
Dull picture >>> Set to the following
functions.
Picture Mode: Bright (P. 26)
Digital VNR: Off (P. 27)
DigiPure: On (P. 27)
Strange picture when
using an external
device
z
If you connected S-Video output device,
check the “S-In” setting. (P. 31)
z
If the top of the image is distorted, check the
video signal quality itself.
z
If movement appears unnatural when
receiving a signal from a DVD player etc.,
with 576p (625p), change the output setting
of the external device to 576i (625i).
LCD
Troubleshooting
Analogue channels
Severe noise or snow
z
Is the TV
connected
correctly to the
aerial?
z
Change the
direction of the
aerial.
z
Is the aerial or its cable
damaged?
g
Consult your retailer
z
Is the “Attenuator” set to “On”?
g
Patterns, stripes or noise
z
Is the aerial
receiving
interference
from high-
voltage power
lines or wireless
transmitters?
g
Consult your retailer
z
Are connected devices too close
to the TV?
g
Place a minimum distance
between the aerial and the
cause of interference until no
interference
Ghosting
(Doubling of images)
z
Are you
receiving
interference
from signals
reflected off
mountains or
buildings?
g
Adjust the direction of your
aerial, or change to a
good-quality directional aerial
For problems
concerning digital
channels
g
WATCHING
DIGITAL
CHANNELS
P. 16 - 17
I can’t turn it on!
z
Is the power cord
connected to the AC
outlet correctly?
The remote
control
doesn’t work!
z
Are the batteries
flat?
z
Are you more than 7
meters away from the
TV?
z
Is the “MODE (TV, STB, DVD,
AUDIO)” set to “TV”?
z
When viewing teletext, the TV
menu bar does not appear.
z
Depending on the stability of the
signal, there may be a time lag
when changing channels.
LT-42DR9BJ_003A.book Page 32 Thursday, September 11, 2008 3:03 PM
