Boss Audio Systems GT 1480 manual

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Table of contents for the manual

  • Page 1

    AUDIO SYSTEMS GT 1180 GT 1380 GT 1480 GT 1580 A M P L I F I E R S CONTENTS Congratulations! 3 Specifications 3 Features 4 About Protection Circuitry 5 Amplifiers and 2 Ohm Operation 5 Electrical Wiring 6 Mounting the Amplifier 6 High Input Wiring 7 Mode Switch Settings 8 Low Level Input Wiring 9 Four Channel Amplifier Speak er Wiring 1 0 Bridged Sp[...]

  • Page 2

    AUDIO SYSTEMS A M P L I F I E R S S/N Ratio 3 All G T am plifiers utilize fully-regulated M OSFET power supplies, which ensures that switching response is ex tremely fast and o utput power is cle an. Thank you for m aking BOSS Audio Systems your choice for m obile audio entertainment. Low Pass Crossover (Variable) Bass Boost (Variable) Frequency Re[...]

  • Page 3

    AUDIO SYSTEMS 5 A M P L I F I E R S 4 F E A T U R E S Four Channel Amplifiers GT 1180, GT 1380, GT 1480 Four Channel Bridgeable MOSFET Amplifier Tri-Mode Capable Heavy-duty Aluminum Alloy Heatsink Class A-B Operation Continuously-Variable Low Pass Crossover: 45Hz-90Hz Bass Boost Switch: 0 to +1 8dB Remote Subwoofer Level Control High Pass Crossov e[...]

  • Page 4

    AUDIO SYSTEMS 6 Electrical Wiring Mounting the Amplifier Remote Subwoofer Level Control Wire t he ampli fier dire ctly to the car battery. Make su re there is circui t protect ion (such as a fuse) on the positive power le ad, with in 18 inches o f the battery. When ma king ele ctrical co nnections to the amplifier, please o bserve th e followi ng: [...]

  • Page 5

    AUDIO SYSTEMS 9 8 High Level Inputs (5 Channel Amplifier) - GT 1580 90 90 45 45 CH1 CH1 CH2 CH2 CH3 CH3 CH4 CH4 CH5-L CH5-L CH5-R CH5-R 90 90 45 45 90 90 45 45 INPUT INPUT MODE MODE CH4 CH4 CH5 CH5 IN IN IN IN CH1 CH1 CH2 CH2 CH3 CH3 CH4 CH4 CH5 CH5 CH1/2 CH1/2 CH3/4 CH3/4 CHANNEL 1 (+) CHANNEL 1 (-) CHASSIS GROUND CHANNEL 2 (-) CHANNEL 2 (+) CHANN[...]

  • Page 6

    AUDIO SYSTEMS 10 11 GROUND To REMOTE TURN-ON from HEAD UNIT To BATTERY + + CH4 SPEAKER + + CH3 SPEAKER + + + + CH2 SPEAKER CH1 SPEAKER Four Channel Speaker Wiring GROUND To REMOTE TURN-ON from HEAD UNIT To BATTERY Bridged Speaker Wiring + + + + RIGHT S PEAKER (SUBWOOFER) LEFT SPEAKER (SUBWOOFER) SPEAKER IMPEDANCE 4 - 8 OHMS! SPEAKER IMPEDANCE 4 - 8[...]

  • Page 7

    AUDIO SYSTEMS 13 12 GROUND To REMOTE TURN-ON from HEAD UNIT To BATTERY CH3 SPEAKER + + + + CH2 SPEAKER CH1 SPEAKER Five Channel Amplifier: GT 1580 Five Channel Speaker Wiring Bridged Speaker Wiring + + CH4 SPEAKER + + + + CH 5 SPEAKER (SUBWOOFER) Five Channel Amplifier: GT 1580 GROUND To REMOTE TURN-ON from HEAD UNIT To BATTERY + + + + BRIDGED RIGH[...]

  • Page 8

    AUDIO SYSTEMS 15 14 T roubleshooting Before removing your amplifier, refer to the list below and follow the suggested procedures. Always test the speakers and their wires first. No Output Only one channel works Weak Output Noise in the Audio Confirm that all terminal strip connections are secure and tight. Check both in-line and built-in fuses. Bot[...]