If you are looking for the official documentation, you can access it via the Q Acoustics Support Portal [ 0.5.2 ].
Press the button to cycle through:
: Plug in your microphone or instrument. Start with the channel Master Level audio choice qm4 manual
The QM4 is typically a 19-inch rack-mountable amplifier designed to run four separate zones (or channels) of audio. If you are looking for the official documentation,
: Ensure master volume is at zero before turning on the power switch to avoid pops. Setting Levels audio choice qm4 manual