Samsung HPR5072X-XAA - Manual (Page 22)

Connecting VHF and UHF Antennas
22
Antennas with 75-ohm Round Leads
If your antenna looks like this: it has 75-ohm round leads.
1 Plug the antenna lead into the ANT 2 IN (AIR IN)
on the TV.
Use an antenna cable. (Sold Separately)
BN68-00825G-X0Eng_002~035 4/22/05 9:26 AM Page 22