My 612 came with a 6.3 remote,it says IR/UHF on back and the tab on front says UHF Pro. I has always worked on UHF
Please look at your Sys Info screen and see if it looks like this with regard to the "i" field. A photo would be super.My 612 came with a 6.3 remote,it says IR/UHF on back and the tab on front says UHF Pro. I has always worked on UHF
Two more things:Box I has IR/UHF Pro
Band A