Heritage HTG 157 User Manual
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Heritage HTG 157 User Manual

High power mosfet amplifier
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Summary of Contents for Heritage HTG 157

  • Page 2 INTRODUCTION HERTIAGE amplifiers provide high-performance sound reinforcement for your mobile audio equipment. Its versatility enables compatibility with optional Equalizers, Frequency Dividing Crossover Networks, and other audio processors in a customized system. The Multi-Mode bridging capabilities allow flexibility in hosting several different speaker configurations. To achieve optimum performance, it is highly recommended that you read this Owners Manual before beginning installation.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS PLANNING YOUR SYSTEM ..............WIRING CONNECTION ................ PANEL LAYOUT ..................6, 7 CONTROL FUNCTIONS ................ 8, 9 SPEAKER CONNECTION MONO CHANNEL ........10-16 TROUBLE SHOOTING GUIDE ............. SPECIFICATION ..................WARNING ....................PLANNING YOUR SYSTEM Before beginning the installation, consider the following: 1.

  • Page 4: Connecting The Power

    CONNECTING THE POWER CAUTION: AS A PRECAUTION, DISCONNECT THE POWER WIRE FROM THE BATTERY WHILE MAKING THE POWER AND GROUND CONNECTIONS TO THE AMPLIFIER. 4/8 GAUGE(Thicker if planning for additional Amplifiers) wire is recommended for both the power and ground wires 12 Gauge, for the remote turn-on wire 16 Gauge. Both types are available at most Mobile Audio Dealers or Installation Shop.

  • Page 5: Panel Layout

    PANEL LAYOUT HTG157 FRONT VIEW HTG237 / HTG257 FRONT VIEW HTG2100D FRONT VIEW HTG447 FRONT VIEW < 6 >...

  • Page 6: Panel Layout

    PANEL LAYOUT HTG157 REAR VIEW HTG237 / HTG257 REAR VIEW HTG2100D REAR VIEW HTG447 REAR VIEW < 7 >...

  • Page 7: Control Functions

    CONTROL FUNCTIONS 1. RCA input jacks These RCA input jacks are for use with source units that have RCA or Line level outputs. A source unit with a minimum level of 200mV is required for proper operation. The use of high quality twisted pair cables is recommended to decrease the possibility of radiated noise entering the system.
  • Page 8 CONTROL FUNCTIONS 8. LED Will illuminate GREEN to indicate the amplifier is on and operating normally, and will be illuminated RED if the amplifier shuts down due to short circuit, DC offset, or overheating detected by on board protection circuitry 9.

  • Page 9: System Diagrams

    System Diagrams MONO Channel System Design #1 HTG157 HTG2100D < 10 >...
  • Page 10 System Diagrams 2Channel System Design #1 HTG237 / HTG257 < 11 >...
  • Page 11 System Diagrams 2Channel System Design #2 HTG237 / HTG257 < 12 >...
  • Page 12 System Diagrams 2Channel System Design #3 HTG237 / HTG257 < 13 >...
  • Page 13 System Diagrams 4Channel System Design #1 HTG447 < 14 >...
  • Page 14 System Diagrams 4Channel System Design #2 HTG447 < 15 >...
  • Page 15 System Diagrams 4Channel System Design #3 HTG447 WOOFER 4-8ohms 4-8 Ohms 4-8 Ohms 4-8 Ohms 4-8 Ohms WOOFER 4-8ohms < 16 >...

  • Page 16: Trouble Shooting Guide

    TROUBLE SHOOTING GUIDE SYMPTOMS CHECK POINTS CURE NO SOUND Is the power Check fuses in amplifier. LED illuminated? Be sure Turn-on lead is connected No power to power wire Repair power wire or connections AMP NOT No power to remote Check connections to radio SWITCHING wire with receiver on...
  • Page 17 WARNINGS Investigate the layout of your automobile thoroughly before drilling or cutting any holes. Take care when to work near the gas tanks, lines, or hydraulic lines, and electrical wiring. Don't use power amplifier unmounted. Attach this system securely to the auto- mobile to prevent damage, particularly in the event of an accident.
  • Page 18 System Diagrams 4Channel System Design #1 HTG447 < 14 >...
  • Page 19 System Diagrams 4Channel System Design #2 HTG447 < 15 >...
  • Page 20 System Diagrams 4Channel System Design #3 HTG447 WOOFER 4-8ohms 4-8 Ohms 4-8 Ohms 4-8 Ohms 4-8 Ohms WOOFER 4-8ohms < 16 >...
  • Page 21 TROUBLE SHOOTING GUIDE SYMPTOMS CHECK POINTS CURE NO SOUND Is the power Check fuses in amplifier. LED illuminated? Be sure Turn-on lead is connected No power to power wire Repair power wire or connections AMP NOT No power to remote Check connections to radio SWITCHING wire with receiver on...

  • Page 22: Specification

    SPECIFICATIONS < 18 >...

  • Page 23: Warning

    WARNINGS Investigate the layout of your automobile thoroughly before drilling or cutting any holes. Take care when to work near the gas tanks, lines, or hydraulic lines, and electrical wiring. Don't use power amplifier unmounted. Attach this system securely to the auto- mobile to prevent damage, particularly in the event of an accident.

This manual is also suitable for:

Htg 237Htg 257Htg 447Htg 2100dHtg237Htg257 ... Show all

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