Kalau PS gemuk, set your audio output on the PS3 to PCM. Decoding done by the PS3.Your avr will show multichannel or LPCM. This will stream lossles audio like Dolby True HD and DTS Master Audio. Rest asured you will get the full lossless audio from your BD on your system.

If you use bitstream, the PS3 phat is not be able to stream lossless audio, so the avr will show only Dolby Digital or DTS logo. You will not get the full audio stream info from your BD.