Boston Acoustics GT-40 specification

GT-40_manual 4/10/03 4:17 PM Page 17

System C—Main Speakers with Single Subwoofer (2Ω)

5.6 FL

6.5 LF

to ground

fuse

to + battery terminal

2Ω

10.5LF

5.6 FL

4Ω

10.5LF

6.5 LF

to ground

fuse

to + battery terminal

4Ω

10.5LF

Image 17

Contents

GT-40 Channel, High-Current/High-Power Ampliﬁer Table of Contents Features and Speciﬁcations Parts List Control Functions Status LED Indicators Rear Input SwitchControl Rear RCA Inputs Mechanical Functions Fuses Wire ConnectionAmpliﬁer Linking Before You Install General Installation PrecautionsBattery & Charging System Wire Routing Choose the Mounting Location Installation-Ampliﬁer Mounting Wire Gauge Installation-Fuses & WiringPassenger & Trunk Compartment Mounting Ampliﬁer Fuses Speaker Output Connection Power/B+ & Power/GND ConnectionRemote Input Connection Setup Tuning-Full-range Speakers Head Unit VolumeFront Input Sensitivity Control Front Crossover Controls Setup Tuning-Subwoofers Setup Tuning-Rear Fill SpeakersSubwoofer Level Control Rear Input Switch Front Q Control Rear Crossover Control Rear Input Sensitivity Control System B-Full-range Front with Rear Fill System ExamplesSystem A-Full-range Front with Full-range Rear System D -Main Speakers with Parallel 4Ω Subwoofers 2Ω load System C-Main Speakers with Single Subwoofer 2Ω Engine Noise from Speakers Ampliﬁer Troubleshooting GuideStatus LEDs on Ampliﬁer not Lit-Head Unit Source Turned on If Service Seems Necessary Contact and Warranty InformationLimited Warranty US