So, you had both XLR and RCA cables hooked up at the same time? and this lead to the low volume?
It's time to hit "send" and leave.
Main HT <> 976 <> 7200 <> Ultra-X12 <> sapphire ST2 mkII RF/LF <> sapphire SC center
sapphire ST2 mkII SBR/SBL <> sapphire SS SR/SL <> Verizon/DVR <> Vizio E70U-D3 <> Oppo UDP-203 <> Amazon 4k Fire TV