Rockford Fosgate 240X4 - Manual (Page 22)

3-Channel Operation
Note: Invert the speaker wire polarity (+ and –) on the rear channels if
XCard for front channel is set to HP and XCard for rear channel is set to
LP (or vice versa).
+ L–
2-Ch. {
+ – + –
Rear XCard Front XCard
2 ohm
4 ohm
*Note: XCard can be inserted in HP, LP, or Full Range
Rear XCard* Front XCard*
LP HP
2-Channel Input
Rear XCard Front XCard
*Note: XCard can be inserted in HP, LP, or Full Range
Rear XCard* Front XCard*
LP HP
4-Channel Input
– L+ – R+ + R–
+ –
4-Ch.
I N P U T
{
2 ohm
– 18 –
• RCAs are connected to front or front and rear inputs
• Signal Input Switch is set to 2-channel or 4-channel input
• Gain for front and rear operates independently
• Impedance for front stereo channels should be no less than 2
Ω
• Impedance for rear bridged channel should be no less than 4
Ω
• Front XCard can be set for High-Pass, Low-Pass or Full Range
• Rear XCard can be set for High-Pass, Low-Pass or Full Range