Boston Acoustics GT-50 manual General Installation Precautions, Before You Install, Wire Routing

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General Installation Precautions

WARNING! Before driving the amplifier mounting screws through any surface, be sure of what is behind that surface. Check for the gas tank, brake lines, and any vehicle wiring harness. Never run wires outside or under the vehicle or where they could become broken or interfere with the safe operation of the vehicle.

Before You Install

Before you install the unit, disconnect the negative (–) battery cable in the engine compartment of the vehi- cle. Doing so will prevent damage to both the electrical system of the vehicle and the amplifier during installation.

Battery and Charging System

In order for the amplifier to function correctly, the electrical system of the vehicle should be professional- ly checked for overall electrical capacity. When used, the amplifier will increase the demand on the battery and alternator. Therefore both should be thoroughly evaluated before installing the amplifier to ensure they are in normal operating condition and able to handle the increased demand the amplifier will present to the vehicle’s electrical system.

Wire Routing

Do not run the power wire near any low-level signals or audio cables such as the RCAs from the head unit. (Noise can be introduced into the amplifier when this occurs.) It is helpful to diagram the wire layout first before any installation is attempted.

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Contents Channel, High-Current/High-Power Amplifier GT-50Table of Contents Parts List Features and SpecificationsControl Functions Front RCA InputsFRONT, REAR, and Subwoofer Remote Inputs FRONT, REAR, and Subwoofer Input Sensitivity ControlsRear Input Switch Subwoofer Mode SwitchFront and Rear Q Controls Rear RCA InputsMechanical Functions Wire Connection Vents Side and RearUpper side vent lower side vent Amplifier Linking FusesGeneral Installation Precautions Before You InstallBattery and Charging System Wire RoutingInstallation-Amplifier Mounting Choose the Mounting LocationInstallation-Fuses and Wiring Wire GaugePassenger and Trunk Compartment Mounting Amplifier FusesSpeaker Output Connection Power/B+ and Power/GND ConnectionRemote Input Connection Setup Tuning-Full-Range Speakers Mono Subwoofer OperationMusic FRONT, REAR, and Subwoofer Sensitivity ControlsVolume Head UnitFront and Rear Input Sensitivity Controls Front and Rear Crossover ControlsSetup Tuning-Subwoofers Subwoofer Level Control Subwoofer Mode SwitchSubwoofer Sensitivity Control Subwoofer Crossover ControlSystem Examples 2Ω load 2Ω SubwooferFrom processor Engine Noise from Speakers Amplifier Troubleshooting GuideStatus LEDs on Amplifier not Lit-Head Unit Source Turned on If Service Seems Necessary Contact and Warranty InformationLimited Warranty US