THOMSON THT712 - Troubleshooting

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English
8.0 TROUBLESHOOTING
There may be various reasons for abnormal operation of the receiver. Check the receiver
according to the procedures shown below. If the receiver does not work properly after checking
it, please contact your dealer, the local service hotline or send e-mail to our support via www.
thomsonstb.net. Do NOT try to open or disassemble the receiver. It may cause a dangerous
situation and warranty will be void.
Problem Possible cause What to do
LED indicator and
LED display are not
switching on.
The mains lead is unplugged.
Power switch at rear panel is
set to OFF.
Check the mains plug. Switch main
power to ON.
No signal found
The antenna is disconnected
The antenna is damaged/
misaligned
Out of digital signal area
Active antenna requires to
switch ON the antenna power/
external power
Check the lead of the antenna
Check the antenna
Check with your dealer
Switch the antenna power of the
receiver ON/connect external power
No picture or sound
on TV or amplier
HDMI or SCART is not selected
on your TV or amplier or the
unit is set to higher resolution
as the TV supports.
TV/amplier is not switched on
Switch to correct TV/amplier input
Select lower resolution on receiver
Switch TV/amplier on.
Check if S/PDIF connection is used.
Scrambled channel
message Channel is scrambled Select an alternative channel
No response to the
remote control
The receiver is o
The remote control is not
aimed correctly
The front panel is obstructed
The batteries of the remote
control are exhausted
Plug in and turn on the plug
Aim the remote control at the front
panel
Avoid obstructions
Replace the batteries of the remote
control
Forgotten PIN code
Forgotten channel
lock code
Default PIN is 0000
Contact your local Service Hotline
or send an email to our Support via
www.thomsonstb.net