I needed help connecting my hdtv to my 9600gso, it has 3pin spdifin, but motherboard has 2pin. Motherboard is ASRock 4coredual-sata2. Spdif header looks like 11111 on top, 111x1 on bottom, how do i know which is right 2 pins? Every asrock manual shows 4pin on the motherboard, not 9.