PCMCIA Card Slot on LG TV, Purpose?

What does No CI Module and Scrambled mean in LG televisions? Also what does the PCMCIA

M7 CAM-803 - TV Vlaanderen CI+ module with smartcard The latest TV Flanders Laagraven 5D II 3439 LG Nieuwegein; Mo

ciena 6500 32 slot That slot is for a CAM you would plug one in then get a card to decode tv It's only a CI slot for pay

cinema slot I have freesat on two LG TVs in the house