Instruction/ maintenance manual of the product Boston GT GT-5750 Boston Acoustics
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5- Channel Amplier O wners Manual GT -5750.
T able Of Contents 2 2 T able of Contents Parts list 3 Specifications Connections 4 T op panel removal / installation Controls 5 Status LEDs Installation - General 6 Before you install Battery and cha.
Par ts And Specifications 3 Included Hardware: GT -5750 Installation Manual 1 Female Quick-Connect T erminal 1 (for remote turn-on input) 2mm Hex Wrench 1 3mm Hex Wrench 1 Mounting Screws 6 Parts List.
GT -5750 1 3 2 2 2 4 8 7 6 5 1 0 9 Connections 4 Connections u Front Channel RCA Input v Remote T urn-On (female spade connector supplied) w Rear Channel RCA Input x Subwoofer Channel RCA Input y Remo.
GT -5750 5 1 0 11 3 2 1 4 8 7 6 14 13 1 2 9 15 Controls 5 Controls u Front Channel Input Sensitivity (250mv to 8.0v - continuously variable) v Front Channel Highpass Frequency Adjustment (20Hz to 350Hz - variable) w Front Channel Highpass Crossover OFF/ON Switch x Front Channel Highpass Crossover Q-T une ™ Adj.
Installation - General 6 Installation - General W ARNING! Before driving the amplifier mounting screws through any surface, be sure of what is behind that surface.
Installation - Wiring 7 Installation - Wiring Amplifier Fuses Although the amplifier has an internal fuse, additional fuse protection should be installed as close as possible to the battery on the positive (+) power wire going to the amplifier . An inline fuse should be installed at no more than 18" (46cm) on the positive (+) power wire.
T uning The Amplifier - Front and Rear Speakers 8 T uning The Amplifier - Front and Rear Speakers 1) Music The material chosen for system tuning must be both clear in recording quality and dynamic in amplitude. Many audiophile “test” discs have musical tracks with both of these characteristics and should be used.
fuse fuse T uning The Amplifier - Front and Rear Speakers 9 T uning The Amplifier - Front and Rear Speakers 7) Input Sensitivity Control Starting with the front channels, slowly rotate the control clockwise ( re f e r t o t h e d i ag r a m o n p a g e 5) until maxi- mum undistorted playing level is heard from the speakers.
T uning The Amplifier - Subwoofer (s) 10 T uning The Amplifier - Subwoofer (s) 1) Subwoofer Signal Routing Switch Move switch to left position (L+R Inputs) when used with Left and Right subwoofer RCA outputs. Move switch to middle position (L Mono Input) when used with single subwoofer RCA outputs.
fuse fuse T uning The Amplifier - Subwoofer (s) 11 T uning The Amplifier - Subwoofer (s) 5) Subwoofer Input Sensitivity Control T urn control (refer to the diagram on page 5) all the way counterclockwise (minimum position). In this position, the amplifier will be less sensitive to the input signal from the head unit.
Amplifier T roubleshooting Guide S tatus LEDs on Amplifier not Lit—Head Unit (Source) T urned “ON” V erify Remote turn-on wire from source to amplifier has proper voltage Power (B+) connections .
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