Boston Acoustics HSi Series GT-475 - Manual (Page 2)

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Table of Contents
Parts list 3
Specifications
Connections 4
Top panel removal / installation
Controls 5
Status LEDs
Installation - General 6
Before you install
Battery and charging system
Wire routing
Mounting location
Passenger & trunk compartment mounting
Multi-Position Mounting Feet
Venting
Installation - Wiring 7
Amplifier fuses
Wire gauge
Power 12v and ground (GND) connection
Remote input connection
Speaker output connection
Mono subwoofer operation
Tuning The Amplifier - Front and Rear Speakers 8
Music
Front signal routing switch
Input sensitivity control
Highpass and lowpass crossover controls
Head unit
Volume
4-channel highpass operation switch configuration diagram
Input sensitivity control
Crossover controls
Q-Tune
™ control
4-channel operation wiring configuration diagram
Tuning The Amplifier - Front Speakers and Subwoofers 10
Front signal routing switch
Head unit
Volume
Input sensitivity control
Highpass crossover control
Q-Tune
™ control
Rear input switch
Lowpass crossover control
GT-RSL
Bridged operation wiring configuration diagram
Amplifier Troubleshooting Guide 12
Service Information
Introduction
Thank you for choosing Boston Acoustics ® and congratulations on your purchase of the
Boston GT ® Amplifier. If you own other Boston products, the outstanding audio
performance and ease-of-use of the GT Amplifier should come as no surprise. If you’re
new to Boston, welcome – you’ve made a great choice.