Message “Scramble Signal” Or “Weak Signal/No Signal” Appears - Samsung UE50ES6300U E-Manual

when you are using a HDMI or
components source.
The message "Scramble signal" or "Weak
Signal/No Signal" appears.
ΠIf you are using a CAM CARD (CI /
CI+), check that it is installed into the
common interface slot.
ΠIf there is still a problem, pull the
CAM CARD out of the TV and insert
it into the slot again.