Rockford Fosgate punch 400x4 Installation & Operation Manual page 27

3-Channel Operation
Front
Gain
+ L –
+
4 ohm min.
• RCAs are connected to front or front and rear inputs
• Signal Input Switch is set to 2-channel or 4-channel input
• Phase Switch set to 0 or 180 *
• Gain for front channels operate independently
• Gain for rear bridged channels set equally to balance the subwoofer
• Impedance for front stereo channels should be no less than 2
• Impedance for rear bridged channel should be no less than 4
• Front XCard can be set for High-Pass, Low-Pass or Full Range
• Rear XCard can be set for High-Pass, Low-Pass, Bandpass
or Full Range
*Adjust the phase switch to 180 if XCard for front channel is set to HP
and XCard for rear channel is set to LP (or vice versa).
INPUT
4-Ch.
2-Ch.
Front
Pass-Thru
+ R –
REM B+ GND
Rear
–
– 23 –
0/180 4/2
Rear
LED
– L +
– R +
Front
– +
2 ohm min.
Rear
Gain
– +
2 ohm min.