Rockford Fosgate PUNCH 4020 DSM Stereo Amplifier User Manual


 
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4-CHANNEL – STEREO FRONT
MONO REAR
4 Minimum
Low Frequency
+
2 Minimum
High Frequency
+
Front Gain
Front
Rear
Rear Gain
(Bridged Mono)
+ L + R
(Bridged Mono)
Front Speakers Rear Speakers
+
L + R +
R
L
R
L
Front
Rear
*Note: XCard can be inserted in HP,
LP, or Full Range.
XCard 1 XCard 2
HP
LP
Rear XCard*
Front XCard*
Signal input switch to 4 channel input.
Gain for Front and Rear operate independently.
Front is operating in stereo.
Rear is operating in stereo.
Fader on source unit controls level of subwoofer.
Experiment with subwoofer polarity to determine
which sounds best in your system.