I get "PCM 2-Ch 48K"

The only options I have on the Bluray player is PCM Downconversion on/off and Downmix surround either encoded or stereo.

I lost my manual for the BD55.


861v4, 800v3, [all 96/24] DSP7000, DSP5500HC, DSP5000, HD 621,Rel Stadium II