Shing-Kwei

I use Firestudio Presonus as audio interface,DSP output volume isn't available (gray, but input is OK) OS Preference Sound already assigned on Presounus firestudio. how can I fix the problem? thanks

Hello!
 I use Firestudio Presonus as audio interface,DSP output volume isn't available (gray, but input is OK) OS Preference Sound already assigned on Presounus firestudio. how can I fix the problem? thanks

Shing-kwei
MaC. Core Dual OS 10.6.8
Max/MSP 5


DSP no audio output volume