
Electrostatic charges might affect the operation of the POWERPLAY PRO! 1 2 3 2 1 3 Pin 1 Output Cable Input Pin 2 = (+) Signal Positive Pin 3 = (-) Signal Shield (+) Signal + Hum (-) Signal + Hum Negative (+)Hum + Signal (-)Hum + Signal 2 x Signal Ground RFI and Hum = Signal + 6 dB Fig. 3.1: Compensation of interference with balanced connections Fig. 3.2: Connector for the headphones, AUX IN and DIRECT IN 3. INSTALLATION 10 Unbalanced use of mono 1/4" jack plugs Ring Balanced use of stereo 1/4"