Rockford Fosgate 400x4 operation manual Input

Page 28

4-Channel Stereo Operation

Front

Gain

+ L

+

2 ohm min.

INPUT

4-Ch. { 2-Ch. {

Rear

0/180 4/2 Gain

Front Rear

Pass-Thru

 

 

 

LED

 

 

 

 

+ R

– REM B+

GND

– L

+

– R

+

 

Rear

 

 

 

Front

 

 

 

+

+

 

+

 

 

 

 

 

 

 

2 ohm min.

2 ohm min.

 

2 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° *

Gain for all channels operate independently

Impedance for each stereo channel should be no less than 2

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).

– 24 –

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Contents Channel Amplifier Installation & Operation Manual Page Practice Safe Sound T T I N G S T a R T E D T R O D U C T I O N PU N C H 4-CHANNEL AM P L I F I E R AC C E S S O R Y PA C KEnergy Storage Capacitor RO C K F O R D FO S G AT E AC C E S S O R I E STechnical Design Features Transana TRANSconductance Active Nodal AmplifierXCard Internal Crossover Mosfet Devices Pass-Thru Output Design Features Amplifier S TA L L AT I O N CO N S I D E R AT I O N S Mounting Location Battery and Charging R I N G T H E S Y S T E MPage Page I N G T H E Xcard Configure a 12dB/octave filter for the Front channels Xcard ConfigurationsConfigure a 12dB/octave filter for the Rear channels Configure a 24dB/octave filter for the Rear channels Configure a 12dB/octave filter for the Pass-Thru Using the Signal Input Switch Channel InputRCAs connected to Front & Rear inputs Power Connections BA S I C CO N N E C T I O N SPhase Switch set to Channel Stereo OperationChannel Mono Operation Channel Operation Input Channel Stereo/Single Mono Operation Channel Stereo/Dual Mono Operation SY S T E M DI a G R a M S Watt 3-Way SystemWatt 4-Way System RFA-414 2X-4 Pass-Thru RFA-414 2X-4 Troubleshooting Amplifier does notTurn on Amplifier has noSpeaker Output Low or DistortedNo Output on Rear ChannelsEngine Noise About the Dynamic Power Measurements N a M I C P O W E R M E a S U R E M E N T SMusic Listening to Loudspeakers Not ResistorsWhat is an Amplifier? Information Cubed400X4 Specification S WattsR R a N T Y I N F O R M a T I O N Page Page Rockford Fosgate