Rockford Fosgate 4.6 - User Manual

.6
Installation Installation
Installation Installation
Installation
and and
and and
and
OperationOperation
OperationOperation
Operation
.3
.6
® ®
car audio
fanatics
for
100 Watt Amplifier
2-channel
150 Watt Amplifier
2-channel w/crossover
300 Watt Amplifier
4-channel w/crossover

Summary

GETTING STARTED

INTRODUCTION

ACCESSORY PACK

Lists included items like fuseholder, fuses, and Allen wrench.

KEY TECHNICAL DESIGN FEATURES

TRANS•ANA Technology

Explains the amplifier's circuit for audio signal processing and linearity.

TOPAZ Circuitry

Describes circuitry that solves ground loop noise issues in automotive audio.

MOSFET Devices

Highlights advantages of MOSFETs over bi-polar designs for stability and linearity.

DSM and NOMAD Systems

Covers manufacturing process and analog computer protection for amplifier performance.

Input and Crossover Features

Explains high-level inputs and the configurable XCard crossover system.

MODEL SPECIFIC DESIGN FEATURES

Heatsink and Connectivity

Details the heatsink, barrier strip, RCA jacks, and high-level inputs.

Controls, Indicators, and Bias

Covers input sensitivity, internal crossover, LED indicator, and bias controls.

INSTALLATION PREPARATION

Tools and Safety Preparations

Lists installation tools and emphasizes safety precautions like disconnecting the battery.

Wiring Routing and Protection

Advises on safe wire routing, drilling precautions, and proper fusing.

AMPLIFIER MOUNTING LOCATIONS

Trunk and Cabin Mounting

Compares trunk and passenger compartment mounting, stressing ventilation needs.

Engine Compartment Warning

Prohibits engine compartment mounting due to warranty voiding and heat issues.

BATTERY AND CHARGING SYSTEM

SYSTEM WIRING GUIDE

Power and Signal Cable Management

Details power wire routing precautions and planning signal cable routes.

Terminal Connections and Fusing

Instructions for connecting power, ground, and REM wires with proper fusing.

Speaker Connections and Final Checks

Covers speaker connections, mounting, and final system wiring verification.

PASSIVE CROSSOVER GUIDE

Crossover Functionality and Types

Explains passive crossover functions and network types (6dB, 12dB, 18dB).

Impedance Load Caution

Warns against impedance loads below 2Ω stereo and 4Ω bridged for Rockford Fosgate amplifiers.

CROSSOVER COMPONENT VALUES

XCard CROSSOVER FUNCTIONS

Using and Inserting the XCard

Explains how to set crossover functions (HP, LP, Full Range) and insert the XCard correctly.

Customizing the XCard

Provides formulas for calculating resistor values for desired crossover points with specific capacitors.

XCARD ACCESS AND INSTALLATION

2.3 & 2.6 x INSTALLATION GUIDE

High Level Input Types

Covers "Single Ended" and "B.T.L." high-level input configurations.

WIRING DIAGRAMS: POWER AND STEREO

Stereo Operation Wiring

Shows stereo wiring for the amplifier, including input, output, and power connections.

WIRING DIAGRAMS: MONO AND MULTI-CHANNEL

Mono Operation Wiring

Depicts mono wiring configuration for the amplifier, connecting speakers for a single channel.

Stereo;Mono Operation Wiring

Illustrates stereo/mono wiring for the amplifier, showing combinations of speaker configurations.

4.6 x INSTALLATION GUIDE

High Level Input Types

Details "Single Ended" and "B.T.L." high-level input configurations for the 4.6x model.

WIRING DIAGRAMS: 2-CHANNEL MODES

2-Channel Stereo Operation

Shows 2-channel stereo wiring for the amplifier, including XCard settings.

WIRING DIAGRAMS: 3-CHANNEL MODES

2-Channel Mono and 3-Channel Operation

Depicts 2-channel mono and 3-channel wiring configurations for the amplifier.

WIRING DIAGRAMS: 4-CHANNEL STEREO

4-Channel Stereo Operation

Shows 4-channel stereo wiring, detailing input, gain, impedance, and XCard usage.

4-Channel Stereo;Single Mono Operation

Illustrates 4-channel stereo/single mono wiring, including impedance and XCard settings.

WIRING DIAGRAMS: 4-CHANNEL STEREO;MONO

4-Channel Stereo;Dual Mono Operation

Depicts 4-channel stereo/dual mono wiring, covering inputs, gain, impedance, and XCard usage.

SYSTEM DIAGRAMS BY POWER OUTPUT

60 Watt System Diagram

Shows system wiring diagram for a 60 Watt configuration with component crossovers.

120 Watt System Diagram

Illustrates system wiring for a 120 Watt configuration with factory speakers and XCards.

150 Watt System Diagram

Shows system wiring for a 150 Watt configuration with various component crossovers.

300 Watt System Diagram

Depicts system wiring for a 300 Watt configuration using multiple amplifiers and crossovers.

TROUBLESHOOTING: POWER AND SOUND ISSUES

Amplifier Power Issues

Lists symptoms, diagnoses, and remedies for an amplifier that fails to power on.

No Sound or Output Issues

Provides troubleshooting for no sound, low/distorted output, and noise issues.

TROUBLESHOOTING: OUTPUT AND NOISE

Speaker Output Problems

Addresses issues of low or distorted speaker output, including gain and source unit problems.

Amplifier Noise and Pops

Explains causes and solutions for turn-on pop noise and general amplifier noise.

TROUBLESHOOTING: ENGINE NOISE

Engine Noise and Ground Loops

Details troubleshooting engine noise, including RCA cable routing, ground loops, and high-level inputs.

DYNAMIC POWER MEASUREMENT EXPLAINED

Measurement Standards and Simulation

Explains IHF-202 standard, music simulation, and speaker impedance vs. resistors.

POWER CUBE ANALYSIS

PowerCube Graph Interpretation

Explains the 3D PowerCube graph format and its axes for data visualization.

Understanding Amplifier Function

Defines an amplifier's function and ideal performance characteristics.

AMPLIFIER SPECIFICATIONS

Power Ratings

Lists dynamic and continuous power ratings for different models and loads.

DETAILED AMPLIFIER SPECS

Performance Specifications

Details signal-to-noise, bandwidth, impedance, voltage, slew rate, and distortion.

Features and Dimensions

Covers protection features, crossovers, fusing, and physical dimensions.

WARRANTY AND SERVICE INFORMATION

Warranty Coverage and Exclusions

Details warranty duration, what is covered, and lists exclusions.

Obtaining Service

Provides instructions on how to get service, including contact numbers and shipping address.

INTERNATIONAL USER INFORMATION

Rockford Fosgate 4.6 Specifications