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Toshiba 40TL900A User Manual

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PROBLEM SOLVING
73
Questions and 
Answers
Below are the answers to some of the most 
common queries.
Q
  Why is there no sound or picture?
A
  Check the television is not in standby 
mode. Check the mains plug and all mains 
connections.
Q
  There is a picture, but why is there little or 
no colour?
A
  When using an external source, for instance, 
a poor quality video tape, if there is little or 
no colour, improvements may sometimes be 
achieved. The colour is factory set to Auto to 
automatically display the best colour system.
To check that you have the best colour:
a
 
With the external source playing, select 
Colour System from the System Setup 
menu.
System Setup
Auto Tuning
Colour System
Auto
Menu Language
English
b
 With 
C or c choose between Auto, PAL, 
SECAM, NTSC 4.43 or NTSC 3.58.
Q
  Why doesn’t the video/DVD being played 
show on screen?
A
  Make sure the media recorder or DVD player 
is connected to the television as shown on 
page 11, and then select the correct input by 
pressing 
o.
Q
  Why is there a picture but no sound?
A
  Check all lead connections.
No sound or unacceptable format sound may 
be received.
Check the volume has not been turned down 
or that sound mute has not been selected. 
Check shared audio settings.
Q
  What else can cause a poor picture?
A
  Interference or a weak signal. Try a diff erent 
television station. Manual Fine Tuning may 
help.
a
 Select 
the 
ATV Manual Tuning menu. 
Highlight the station and press OK. Then 
press 
c to select Manual Fine Tuning.
b
 Using 
B or b adjust to get the best picture 
and sound. Press OK and then EXIT.
ATV Manual Tuning
Manual Fine Tuning
I
A
1
C
2
0
Q
  Why don’t the controls of the television 
work?
A
 Check 
that 
Panel Lock is not On.
Q
  Why doesn’t the remote control work?
A
  Check that the batteries aren’t dead or 
inserted incorrectly.
Q
  Why is the digital channel locked?
A
  The channel has been locked in Channel Options 
(see ’Digital settings – Channel Options’ 
section).
Q
  Why are some of the digital subscription 
channels unavailable?
A
  Your subscription needs upgrading. Contact 
your service provider.
Q
  Why is the soundtrack in English when a 
different audio language has been selected?
A
  The programme is currently being broadcast 
with an English soundtrack only.
Q
  Why is there incorrect or no sound when in 
DTV mode?
A
 
Press 
s to ensure the hard of hearing 
option has not been selected.