What models of speakers all around? Certain combinations of speaker efficiencies won't be within this unit's capabilities to compensate the volume.
Starting on Page 17 they discuss how you can adjust the Digital Acoustic Processor (DAP) mode to modify the levels of the rear speakers -10dB to + 10dB.
Starting on Page 20 they have similar settings for 5.1 discrete analog inputs.
Answers & Comments
What models of speakers all around? Certain combinations of speaker efficiencies won't be within this unit's capabilities to compensate the volume.
Starting on Page 17 they discuss how you can adjust the Digital Acoustic Processor (DAP) mode to modify the levels of the rear speakers -10dB to + 10dB.
Starting on Page 20 they have similar settings for 5.1 discrete analog inputs.