Question: what is dvb-t and dvb-c tuner?
Answer: Your TV has an integrated tuner that enables you to view free cable (or digital DVB-C) channels from the cable provider and free-to-air antenna (or digital DVB-T) channels. ... To watch the channels from each installation, you need to switch between Antenna (DVB-T) and Cable (DVB-C) in the TV's Menu.