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Rockford Fosgate 400x4 operation manual Ta B L E O F C O N T E N T S, G E T T I N G S T A R T E D

Models: 400x4

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TA B L E O F C O N T E N T S

TA B L E O F C O N T E N T S
Introduction	1
Punch 4-Channel Amplifier Accessory Pack	1
Rockford Fosgate Accessories	2
Technical Design Features	3
Design Features	7
Installation Considerations	9
Mounting Location	10
Battery and Charging	11
Wiring the System	11
Using the XCard	14
XCard Configurations	15
Using the Signal Input Switch	18
Basic Connections	20
System Diagrams	27
Troubleshooting	31
Dynamic Power Measurements	34
400x4 Specifications	37
Warranty Information	38
G E T T I N G S T A R T E D

Welcome to Rockford Fosgate! This manual is designed to provide information for the owner, salesperson and installer. For those of you who want quick information on how to install this product, please turn to the Basic Connections in the Installation section of this manual. Other information can be located by using the Table of Contents. We, at Rockford Fosgate, have worked very hard to make sure all the information in this manual is current. But, as we are constantly finding new ways to improve our product, this information is subject to change without notice.

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Rockford Fosgate 400x4 operation manual Ta B L E O F C O N T E N T S, G E T T I N G S T A R T E D

Contents

MANUAL 4-CHANNEL AMPLIFIER INSTALLATION & OPERATIONt r a n s a n a Page PRACTICE SAFE SOUND TA B L E O F C O N T E N T S G E T T I N G S T A R T E DI N T R O D U C T I O N Energy Storage Capacitor Punch Link FG-LINKXCard RO C K F O R D FO S G AT E AC C E S S O R I E STRANS ANA TRANSconductance Active Nodal Amplifier TECHNICAL DESIGN FEATURESTOPAZ Tracking Operation Pre-AmplifierZone XCard Internal Crossover DSM Discrete Surface Mount TechnologyRTP Real Time Protection MOSFET DevicesNOMAD NOn-MultiplyingAdvanced Decision Pass-ThruOutput DESIGN FEATURES 4AMPLIFIER IN S TA L L AT I O N CO N S I D E R AT I O N S MOUNTING LOCATION Trunk MountingPassenger Compartment Mounting Engine Compartment MountingBATTERY AND CHARGING W I R I N G T H E S Y S T E MPage Page U S I N G T H E XCARD XCARD CONFIGURATIONS Front XCard set to High-Passor Low-PassRear XCard 1 set to High-Passor Low-Pass Rear XCard 2 set to Full RangeRear XCard 1 inserted as High-Pass Rear XCard 2 inserted as Low-PassConfigure a 12dB/octave filter for the Pass-Thru Pass-ThruXCard set to High-Passor Low-Pass2-ChannelInput USING THE SIGNAL INPUT SWITCHPass-Thru is a non-fadingsummed output 4-ChannelInput Signal Input Switch set to 4-channelinputPass-Thru is a non-fadingsummed output BA S I C CO N N E C T I O N S Power ConnectionsKeep grounds as short as possible Less thanPhase Switch set to 2-ChannelStereo OperationPhase Switch set to 2-ChannelMono Operation3-ChannelOperation Phase Switch set to 4-ChannelStereo OperationPhase Switch set to 4-ChannelStereo/Single Mono OperationPhase Switch set to 4-ChannelStereo/Dual Mono OperationSY S T E M DI A G R A M S 200 Watt 3-WaySystem400 Watt 4-WaySystem 600 Watt 4-WaySystem 800 Watt 4-WaySystem T R O U B L E S H O O T I N G SymptomRemedy DiagnosisSymptom RemedyDiagnosis Speaker OutputSymptom RemedyDiagnosis Engine NoiseD Y N A M I C P O W E R M E A S U R E M E N T S About the Dynamic Power MeasurementsMusic Listening to Loudspeakers - Not ResistorsWhat is an Amplifier? Information Cubed400X4 S P E C I F I C A T I O N S 260 Watts130 Watts 60 WattsW A R R A N T Y I N F O R M A T I O N Return Authorization NumberShip to Tempe, AZ 85281 U.S.APage Page Rockford Fosgate Rockford Corporation 546 South Rockford DriveTempe, Arizona 85281 U.S.A In U.S.A In Europe, Fax 49 In Japan, Fax 81