Rockford Fosgate PUNCH 4020 DSM Stereo Amplifier User Manual


 
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Rear XCard*
Front XCard*
Signal input switch to 2 channel input.
Gain for Front and Rear operate independently.
Front is operating in mono.
Rear is operating in mono.
XCard 1 XCard 2
LP
LP
*Note: XCard can be inserted in HP,
LP, or Full Range.
4 Minimum
Low Frequency
+
Front Gain
Front
Rear
Rear Gain
(Bridged Mono)(Bridged Mono)
Front Speakers Rear Speakers
L + R +
R
L
R
L
Front
Rear
4 Minimum
Low Frequency
+
+ L + R
2-CHANNEL – MONO