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Rockford Fosgate TM400X2ad User Manual

Rockford Fosgate TM400X2ad
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Installation & Operation
AMPLIFIERS
TM400X2ad TM400X4ad TM500X1br
TM750X1bd TM1000X5ad
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Rockford Fosgate TM400X2ad Specifications

General IconGeneral
Number of Channels2
Frequency Response20 Hz - 20 kHz
Total Harmonic Distortion (THD)< 1.0 %
Speaker Output Impedance2 Ohm / 4 Ohm
Crossover12dB/Octave

Summary

Introduction and Safety

Practice Safe Sound Guidelines

Guidelines for safe listening to prevent hearing loss from high sound pressure levels.

Warning Symbol Explanation

Alerts users to important instructions, failure to heed may result in severe injury or death.

Caution Symbol Explanation

Alerts users to important instructions, failure to heed may result in injury or unit damage.

General Safety Precautions

Disconnect battery, ensure professional installation if unsure, and follow manual instructions.

Specifications

Design Features Overview

Input Clip Indicator

Indicator that lights red when audio source reaches its clipping point.

Input Level Knob

Control used to match the output of the audio source.

Punch EQ

Gyrator-based EQ that boosts frequency shift with boost.

Variable Crossover

Built-in 12dB/octave Butterworth filter with adjustable crossover point.

Remote Punch Level Control

Allows remote control of the amplifier's output level.

Crossover Switch

Selectable switch for High-Pass (HP), All Pass (AP), or Low-Pass (LP).

Remote Punch Level Switch

Activates the use of an optional remote Punch Level Controller.

Signal Input

RCA inputs accept high-level (speaker) or low-level (RCA) signals; enables auto turn-on.

Amplifier Features

Output Clip Indicator

Indicator that illuminates based on audio content to show clipping.

Input Switch (2/4 CH, SUB)

Switch to select 2-channel or 4-channel mode, or subwoofer input.

Infrasonic Filter

Fixed 28Hz filter to prevent low frequencies from reaching the subwoofer.

Power/Protect LED Indicators

Indicates power status (blue), short circuit/impedance (yellow), or overheat (red).

Speaker Terminals

Details on Molex and nickel-plated quick connect speaker terminals.

Power/REM Terminals

Terminals for power, ground, and remote turn-on connections.

Installation Guide

Installation Considerations

Vehicle-specific considerations for amplifier installation.

Mounting Locations

Guidelines for optimal amplifier placement and heat dissipation.

Vehicle Specific Mounting

Specific recommendations for mounting amplifiers on ATVs, Golf Carts, or Motorcycles.

Wiring Procedures

Battery and Charging System

Ensures adequate capacity for amplifier load.

Power Cable Installation

Connecting the power wire with proper fusing and routing.

Grounding the Amplifier

Securing a clean, short ground connection to the chassis.

Remote Turn-on Connection

Connecting the remote wire to turn the amplifier on/off.

Signal Input and Speaker Connection

Connecting RCA inputs and speaker wires with correct polarity.

Operation

Input Clip Indicator Setup

Step-by-step guide to setting the input clip indicator for optimal audio levels.

Output Clip Indicator Setup

Guide to setting the output clip indicator for channel levels of input.

Amplifier Operation

Adjusting Crossover Frequency

How to set the crossover point for High Pass, All Pass, and Low Pass modes.

2/4 Channel Switch

Setting the switch for 2-channel or 4-channel input modes.

High Level Input

Connecting speaker-level signals and activating the auto turn-on feature.

Punch EQ Settings

Adjusting bass, mid-bass, and treble boost according to crossover setting.

Remote Punch Level Control

How to install and use the optional remote control for subwoofer level.

Troubleshooting

Check Amplifier for Proper Connections

Verifying power, ground, and remote connections are secure and functional.

Protect Light Issues

Diagnosing and resolving issues causing the protect light to illuminate.

Audio Output Problems

Troubleshooting lack of audio output, checking RCA connections and inputs.

Turn-on Pop Issues

Resolving audio pops when turning the amplifier on or off.

Engine Noise Issues

Eliminating engine noise by proper wire routing and grounding.

Remote Not Functioning

Troubleshooting issues with the remote turn-on function.

Remote Lights Not Functioning

Diagnosing problems with the remote control's indicator lights.

Warranty Information

Length of Warranty

Details the warranty period for different Rockford Fosgate product types.

What is Covered

Specifies what aspects of the product are covered under the warranty.

What is Not Covered

Lists damages or conditions that void the product warranty.

Limit on Implied Warranties

Explains limitations on implied warranties like fitness for use and merchantability.

How to Obtain Service

Provides instructions and contact information for obtaining warranty service.

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