Rockford Fosgate 400x4 operation manual Ba S I C Co N N E C T I O N S, Power Connections

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BA S I C CO N N E C T I O N S

Power Connections

		LED
+ L – + R –	B+ GND	– L + – R +

Connect to remote

turn-on lead of

source unit

Connect to chassis ground of vehicle*

Less than 18"

Connect to B+ of battery

with a 50 amp fuse

*Keep grounds as short as possible.

– 20 –

Image 24

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 Xcard Configurations Configure a 12dB/octave filter for the Front channelsConfigure 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