CI + slot on TV: why do you need it

ci slot It simply means a slot to keep smart card to view the tv Now, this CI module if it was in led tvs there is

The Common Interface connector is an industry standard PCMCIA slot This The domain of this system is the Common Interface CA Module to Host connection

common slot La Common Interface, sigla CI o DVB-CI dall'inglese Digital Video Broadcasting

common interface slot The first generation Common Interface connector was an industry standard PCMCIA slot The connector for the second generation Common Interface