Behringer HA4400 - Manual (Page 8)

8
POWERPLAY PRO HA4400
3.3 Audio connections
The MAIN inputs on the BEHRINGER POWERPLAY PRO are fully balanced. If possible, connect the unit to
other devices in a balanced configuration to allow for maximum interference immunity.
+
Please ensure that only qualified persons install and operate the POWERPLAY PRO. During
installation and operation the user must have sufficient electrical contact to earth. Electro-
static charges might affect the operation of the POWERPLAY PRO!
1 2
3
2 1
3
Pin 1
Cable Input Output
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