Toro MR2 - User Manual

M i c r o Ra g e A m p l i f i e r s
MR2
MRX2
MRX4
SUPER MINI COMPACT FULL RANGE & CLASS D AMPLIFIERS
Owners Manual
Please read through this manual to familiarize yourself with your new amplifier. Should your TORO
AUDIO mobile amplifie r ever require service, you will need to have the original dated receipt.

Toro MR2 Specifications

General

Brand	Toro
Model	MR2
Category	Amplifier
Language	English

Summary

Caution

Hearing and Traffic Hazard Warning

High volume audio can cause hearing loss and impair driver awareness, creating a traffic hazard.

Installation Experience Required

Professional Installation Recommendation

Installation requires expertise. Strongly recommend using an authorized TORO AUDIO dealer or MECP installer.

Preparing for Installation

Required Tools for Installation

Installation Precautions

Safety Guidelines During Installation

Precautions include powering off, disconnecting battery, careful cable routing, and using grommets.

Mounting the Amplifier

Mounting Location and Clearance

Mounting Location

Recommended Mounting Spots

Mounting Warnings

Installation Warnings and Tips

Amplifier Functions

Speaker and Power Connections

Turn-On and Grounding Functions

Amplifier Functions (Continued)

MR2 Specific Controls

MRX2 Crossover and Frequency Controls

Indicators and MRX4 Crossover

Power Wiring and Signal Connections

Power and Ground Cable Requirements

Use largest gauge power/ground cables. Connect to battery positive with inline fuse. Ground to bare metal.

Power Wiring and Signal Connections (cont.)

12 V (Power) Connection Procedure

Connect power cable to battery positive terminal via fuse/breaker. Run cable carefully to amplifier.

REM (Remote Trigger) Connection

Connect remote trigger to switched +12V source. Route wire with power cable if possible.

GND (Ground) Connection Procedure

Connect ground cable to bare metal chassis. Remove paint using brush or sandpaper for good contact.

Fuse Requirements and Placement

Main power lead must be fused within 18 inches of battery. Fuse value should not exceed amplifier fuses.

Connecting Power and Ground to Amplifier

Cut cables to length, loosen terminals, insert ground, then +12V, and tighten screws securely.

Terminal Connection Best Practices

Troubleshooting

Power LED Issues

Troubleshooting steps for Power LED not ON or lighting blue with no output, checking connections and signals.

Protection Mode and Output Issues

Solutions for amp being hot, shutting down when running, or playing at low volume, checking protection.

Noise and Bass Response Issues

Troubleshooting alternator noise and poor bass response by checking cables, gain, and woofer polarity.