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2.4 Audio Input and Output Wiring Convention
Balanced wiring - The convention for balanced wiring (2-wire plus shield) is:
Unbalanced wiring - The convention for unbalanced wiring to the inputs (1-wire plus shield) is:
Input -
Input +
GND Shield
Input +
GND Shield
NOTE:
THE ABOVE WIRING CONVENTIONS ARE APPLICABLE FOR THE FOLLOWING CONNECTORS:
MIC INPUT, DIRECT INPUT, ISO AUX OUTPUT AND ZONE OUTPUT.