SPL Dynamics ICE-150.4

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Summary

Introduction and Safety Information

Warning on High Sound Levels

High sound levels can cause hearing loss and impair driving safety by blocking external sounds.

Mounting Your Amplifier for Cooling

Proper mounting ensures heat dissipation and optimal cooling. Avoid enclosing the amplifier to allow airflow.

Design Features of the Amplifier

Amplifier Functions and Controls

Speaker Connection Guide

Connect speakers correctly to plus/minus terminals using AWG 15# cable.

+12 V Battery Terminal Connection

Connect the +12V power cable with an in-line fuse near the battery terminal.

REM Terminal Function

Connect remote cable to source unit for automatic amplifier on/off.

GND (Ground) Connection

Connect chassis ground cable tightly to a massive, conductive place.

Gain Control Adjustment

Matches amplifier sensitivity to source unit output for clear music.

RCA Audio Input

Use car audio RCA cables, keep them short, and avoid routing near car electronics.

LPF;FULL;HPF Filter Control

Controls filter modes for speaker output frequencies.

RCA Audio Output

Buffered output signal for daisy-chain amplifier installation.

Run Indicator LED

LED indicates proper operation; flashes/shuts down on malfunction.

Alarm Indicator LED

LED indicates fault/shutdown for protection against damage.

4 CH;2 CH Switch (ICE-150.4)

Selects 2-channel or 4-channel input mode for the ICE-150.4.

Fuse Protection (ICE-150.2)

Protects amplifier from overcurrent; do not use a higher amp fuse.

Pre-Installation Guidelines

Installation and Wiring

Installation Steps

Steps for choosing a location, mounting, and connecting the amplifier.

Input Wiring Configuration (ICE-150.2)

Diagram showing input connections for the ICE-150.2 amplifier.

Output Wiring Configurations

ICE-150.2 Bridged 4 ohm Woofer Configuration

Wiring diagram for bridging the ICE-150.2 amplifier for a 4 ohm woofer.

ICE-150.4 4 Channel Configuration

Wiring diagram for the ICE-150.4 amplifier in a 4 ohm 4 channel setup.

Troubleshooting Common Issues

Power LED Off Troubleshooting

Check connections, battery cables, fuses, and remote voltage.

No Output (Power LED On)

Check volume, gain, RCA, and speaker connections.

One Channel No Sound

Check RCA/speaker connections, source balance, or speaker damage.

Amplifier Switches On;Off

Check ground, terminals, battery voltage, and remote wire.

Distorted Output

Check source and amplifier gain settings, or speaker condition.

No Output (Protect LED On)

Check for speaker short/damage, overheating, overload, or low battery.

Technical Specifications