Samsung UE19D4003BW E-Manual page 124

Issues
The message
"Scramble signal"
or "Weak Signal/No
Signal" appears.
There are recurrent
picture/sound issues.
A reaction may occur
◀
between the rubber
cushion pads on the
base stand and the
top finish of some
furniture.
Solutions and Explanations
●
If you are using a CAM CARD (CI/CI+), check that it is
installed into the common interface slot.
●
If there is still a problem, pull the CAM CARD out of the
TV and insert it into the slot again.
●
Check and change the signal/source.
●
To prevent this, use felt pads on any surface of the TV
that comes in direct contact with furniture.
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