Boston Acoustics GT-50 manual Mechanical Functions

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Control Functions (cont.)

11Subwoofer Level Control and Port

Switch should be set to “OFF” when control circuit is not installed, (see optional “subwoofer level control” owner’s manual).

cover panel

12Status LED Indicators

GREEN indicates the normal operating condition; the amplifier is “ON.” GREEN and RED together are normal when the amplifier is first turned “ON”; RED will turn off after a few seconds. When both GREEN and RED remain on, the ampli- fier is in thermal shutdown condition. RED only indicates a fault condition, “SAFE.”

Mechanical Functions

Recessed RCA Inputs

The input jacks are recessed into the body of the amplifier to provide clear-

ance in tight mounting locations.

1 inch1 inch

Control Cover Removal and Reinstallation

The cover panel is secured with two (2) captive coin-slotted screws. Coin-slot- ted screws allow a coin edge to be used as a screwdriver to remove the panel.

Multi-position Mounting Feet

The mounting feet are designed to slide in both directions to clear installation obstructions on the mounting surface.

WARNING! Before driving the mounting screws through any surface, be sure of what is behind that surface. Check for the gas tank, brake lines, and any vehi- cle wiring harness.

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Contents Channel, High-Current/High-Power Amplifier GT-50Table of Contents Parts List Features and SpecificationsFRONT, REAR, and Subwoofer Remote Inputs Control FunctionsFront RCA Inputs FRONT, REAR, and Subwoofer Input Sensitivity ControlsFront and Rear Q Controls Rear Input SwitchSubwoofer Mode Switch Rear RCA InputsMechanical Functions Upper side vent lower side vent Amplifier Linking Wire ConnectionVents Side and Rear FusesBattery and Charging System General Installation PrecautionsBefore You Install Wire RoutingInstallation-Amplifier Mounting Choose the Mounting LocationPassenger and Trunk Compartment Mounting Installation-Fuses and WiringWire Gauge Amplifier FusesPower/B+ and Power/GND Connection Remote Input ConnectionSpeaker Output Connection Music Setup Tuning-Full-Range SpeakersMono Subwoofer Operation FRONT, REAR, and Subwoofer Sensitivity ControlsFront and Rear Input Sensitivity Controls VolumeHead Unit Front and Rear Crossover ControlsSetup Tuning-Subwoofers Subwoofer Level Control Subwoofer Mode SwitchSubwoofer Sensitivity Control Subwoofer Crossover ControlSystem Examples 2Ω load 2Ω SubwooferFrom processor Amplifier Troubleshooting Guide Status LEDs on Amplifier not Lit-Head Unit Source Turned onEngine Noise from Speakers Contact and Warranty Information Limited Warranty USIf Service Seems Necessary