21 – 2-channel stereo operation – Rockford Fosgate 400x4 User Manual
Page 25

– 21 –
2-Channel Stereo Operation
Front
Gain
Rear
Gain
0/180
4/2
INPUT
REM
B+ GND
LED
Rear
Front
Pass-Thru
Front
Rear
4 ohm min.
left
4 ohm min.
right
+
–
+
–
– L +
+ L –
+ R –
– R +
• RCAs are connected to front inputs
• Signal Input Switch set to 2-channel input
• Phase Switch set to 0
°
• Gain for front and rear left channels set equally to balance
the subwoofer
• Gain for front and rear right channels set equally to balance
the subwoofer
• Impedance for each bridged channel should be no less than 4
Ω
• XCards for front and rear are set identically as 12dB High-Pass,
12dB Low-Pass or Full Range