Boston Acoustics GT-20 GT-222 manual Table of Contents

Table of Contents

Parts List	3
Features and Specifications	3
Control Functions	4
Control functions (cont.)	5
Mechanical Functions	6
Recessed RCA inputs	6
Control cover removal & reinstallation	6
Multi-position mounting feet	6
Vents (side & rear)	6
Mechanical functions (cont.)	7
Amplifier linking	7
Wire connection	7
Fuses	7
General Installation Precautions	8
Before you install	8
Battery & charging system	8
Wire routing	8
Installation—Amplifier Mounting	9
Choose the mounting location	9
Height, width, and depth diagrams	9
Installation—amplifier mounting (cont.)	10
Passenger & trunk compartment mounting	10
Installation—Fuses & Wiring	10
Amplifier fuses	10
Wire gauge	10
Installation—fuses & wiring (cont.)	11
Power/B+ & power/ground (GND) connection	11
Remote input connection	11
Speaker output connection	11
Installation—fuses & wiring (cont.)	12
Mono subwoofer operation	12
Setup Tuning—Full-range Speakers	12
Music	12
Sensitivity controls	12
Highpass & lowpass crossover controls	12
Setup tuning—full-range speakers (cont.)	13
Head unit	13
Volume	13
Input sensitivity control	13
Crossover controls	13
Setup tuning—full-range speakers (cont.)	14
“Q” control	14
Setup Tuning—Rear Fill Speakers	14
Setup Tuning—Subwoofers	14
Input switch	14
Setup tuning—subwoofers (cont.)	15
Head unit	15
Volume	15
Input sensitivity control	15
Lowpass crossover control	15
Phase	15
System Examples	16,17
Amplifier Troubleshooting Guide	18
Contact and Warranty Information	19

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