Assessments - 2, GPA: 4.5
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Facilidade de uso
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. 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, Rear, and Subwoofer input sensitivity controls Front, Rear, and Subwoofer crossover controls Rear signal routing Head unit Volume 5-channel operation (independent RCAs) switch configuration diagram Input sensitivity control Front and rear crossover controls Front and rear Q-Tune™ control 5-channel operation (independent RCAs) wiring configuration diagram Tuning The Amplifier - Subwoofer (s) 10 Subwoofer signal routing switch GT-RSL Head unit Volume 5-channel operation (single RCAs) switch configuration diagram Subwoofer input sensitivity control Lowpass crossover control Phase 5-channel operation (single RCAs) wiring configuration diagram Amplifier Troubleshooting Guide 12 Service Information 2 22 Parts List Included Hardware: GT-5750 Installation Manual 1 Female Quick-Connect Terminal 1 (for remote turn-on input) 2mm Hex Wrench 1 3mm Hex Wrench 1 Mounting Screws 6 Specifications Technical Specifications: GT-5750 Front and Rear Channels Rated Power (CEA-2006-A): @ 4-Ohm: 70 Watts x 4 @ 2-Ohm: 100 Watts x 4 Subwoofer Channel Rated Power (CEA-2006-A): @ 4-Ohm: 250 Watts x 1 @ 2-Ohm: 375 Watts x 1 Front and Rear Channels Rated Power (12v): @ 4-Ohm: 50 Watts x 4 Subwoofer Channel Rated Power (12v): @ 2-Ohm: 275 Watts x 1 Frequency Response (-3dB): 10Hz–95kHz Signal-to-Noise Ratio (A Weighted): >100dB THD+N: 0.03 Highpass Crossover (Front and Rear Channels): Frequency Range: 20Hz - 350Hz Slope (dB Per Octave): 12dB Lowpass Crossover (Subwoofer Channel): Frequency Range: 50Hz - 350Hz Slope (dB Per Octave): 12dB Signal Voltage Input Range: 200mv - 8v Fuse Amp Rating: 100 Amp Dimensions: Width: 22 1.4” (566mm) Height: 2 3.8” (61mm) Depth: 9” (229mm) 3 Parts And Specifications Connections Connections GT-57501322248765109 • Front Channel RCA Input • Remote Turn-On (female spade connector supplied) • Rear Channel RCA Input • Subwoofer Channel RCA Input • Remote Gain Port (refer to GT-RSL manual for installation instruction) • Front Left & Right Speaker Outputs (12-gauge accepted) • Rear Left & Right Speaker Outputs (12-gauge accepted) • Subwoofer Mono Speaker Outputs (12-gauge accepted) • 12v Power Input (4-gauge accepted) • Ground Wire Inputs (4-gauge accepted) Top Panel Removal / Installation The cover panel is secured with two (2) 3mm screws. Once unscrewed, pull panel forward, once clear of the corners of the end panels, it will lift off. Reverse to reinstall. 4 Controls GT-5750510113214876141312915 • Front Channel Input Sensitivity (250mv to 8.0v - continuously variable) • Front Channel Highpass Frequency Adjustment (20Hz to 350Hz -variable) • Front Channel Highpass Crossover OFF/ON Switch • Front Channel Highpass Crossover Q-Tune™ Adj. (0.707 to 1.6 - variable) • Rear Signal Routing Switch (Sends Front RCA Signal to Rear Channels) • Rear Channel Input Sensitivity (250mv to 8.0v - continuously variable) • Rear Channel Highpass Frequency Adjustment (20Hz to 350Hz -variable) • Rear Channel Highpass Crossover OFF/ON Switch • Rear Channel Highpass Crossover Q-Tune™ Adj. (0.707 to 1.6 - variable) • Subwoofer Signal Routing Switch (Sends RCA Signal to Subwoofer) Rear Channel Remote Gain OFF / ON Switch (ON when using GT-RSL) Subwoofer Channel Input Sensitivity (250mv to 8.0v - continuously variable) Subwoofer Channel Lowpass Frequency Adjustment (20Hz to 350Hz - variable) Subwoofer Channel Lowpass Crossover OFF/ON Switch (OFF/12dB/24dB) Fuse (replace with 100amp mini ANL only) Status LEDs RedOrange The Boston Logo will illuminate “Red” under normal operating conditions. The Orange LED (not visible unless lit) will illuminate during start-up and under fault conditions. If this is illuminated after start-up, please refer to troubleshooting on page 12. 5 Controls Installation - General Installation - General 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 vehicle. Doing so will prevent damage to both the electrical system of the vehicle...