Table of Contents
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POWER Amplifiers
400, 760, 880, 900, 920, 1050
Installation & Operation Manual
Contents
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Features and Specifications . . . . . . . . . . . . . . . 2
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Power Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Speaker Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Indicators and Controls . . . . . . . . . . . . . . . . . . 10
Testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Remote Input Level Control . . . . . . . . . . . . . . . 11
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . 12
CEA Power Output . . . . . . . . . . . . . . . . . . . . . . 13
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Table of Contents
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Summarization of Contents
Introduction and Welcome
Before You Begin Installation
Provides essential preliminary steps and warnings before starting the amplifier installation process.
Warranty Service Information
Outlines the requirements for obtaining service under warranty, emphasizing the need for the original dated receipt.
Features and Specifications Overview
General Amplifier Features
Lists key design elements and capabilities of the Jensen Power series amplifiers, such as MOSFET power supply and protection circuits.
Model-Specific Technical Specifications
Details technical specs like filter ranges, impedance compatibility, and frequency response for different amplifier models.
Power Output Ratings
Provides detailed RMS power output figures for each amplifier model under various load conditions (ohms).
Amplifier Installation Guide
Installation Assistance and Tools
Offers advice on seeking professional help and lists the necessary supplies and tools required for installation.
Preparation and Mounting Procedures
Covers essential steps like disconnecting the battery, choosing a mounting location, and securely fastening the amplifier.
Wire Routing Guidelines
Provides instructions on properly routing wires to ensure correct operation and prevent damage to the amplifier or vehicle.
Power and Ground Wiring
Charging System Considerations
Discusses potential electrical system load and the need for alternator/battery upgrades when installing amplifiers.
Connecting the Power Terminal (+12V/B+)
Explains how to correctly connect the main power wire to the battery, including fuse or circuit breaker installation.
Connecting the Remote Terminal (REM)
Details the connection of the remote turn-on lead from the receiver to the amplifier's remote terminal.
Grounding and Fuse Requirements
Ground Terminal Connection (GND)
Guides on making a secure ground connection to the vehicle chassis using appropriate terminals and washers.
Replacement Fuse Specifications
Lists the required quantity, amperage, and type of fuses for each specific Jensen Power amplifier model.
Speaker Wiring Configurations
Speaker Wiring for Power 400/880
Illustrates speaker connection diagrams for two speakers and one subwoofer for the Power 400 and 880 models.
Speaker Wiring for Power 900/1050
Shows speaker wiring configurations for two subwoofers and one subwoofer for the Power 900 and 1050 models.
Tri-Mode Speaker Wiring
Explains the wiring setup for the Tri-Mode configuration, typically used for connecting multiple speakers.
Additional Speaker Wiring
Speaker Wiring for Power 760/920 (Four Speakers)
Provides diagrams for connecting four speakers to the Power 760 and 920 amplifiers.
Speaker Wiring for Power 760/920 (Bridged)
Illustrates configurations for two speakers and a bridged subwoofer for the Power 760 and 920 models.
Input Signal Connections
Input Wiring for Power 400/880
Shows how to connect RCA cables for stereo and mono input modes on Power 400/880 models.
Input Wiring for Power 900/1050
Demonstrates mono input connections for the Power 900/1050 amplifiers using RCA cables.
Input Modes for Power 760/920
Explains the 2, 3, and 4 channel input modes available for the Power 760/920 amplifiers.
Advanced Connectivity and Settings
4 Channel Input Configuration
Details the 4-channel input setup for Power 760/920, including crossover and level settings.
Connecting Additional Amplifiers
Explains the use of Pass-Thru RCA connectors for linking multiple amplifiers together without 'Y' adapters.
Indicators and Control Functions
Power Indicator and Level Control
Explains the power indicator light and how to set the input level control to match the radio's output.
Bass EQ and Filter Controls
Details the Bass EQ for low-frequency boost and the Low/High Pass Filters for frequency management.
Crossover and Mode Switch Functions
Covers the built-in crossover filters and the mode switch for configuring amplifier operation.
Testing and Troubleshooting
Installation Testing Procedures
Outlines tests to perform after installation, including checking power wiring and speaker connections.
Remote Input Level Control Operation
Explains the function and connection of the remote input level control for adjustable bass levels.
Common Troubleshooting Guide
Lists common problems, their possible causes, and corrective actions for amplifier issues.
CEA Power Output Standards
Power 400 CEA Specifications
Details the RMS power output, signal-to-noise ratio, and dimensions for the Power 400 amplifier.
Power 760 CEA Specifications
Details the RMS power output, signal-to-noise ratio, and dimensions for the Power 760 amplifier.
Power 880 CEA Specifications
Details the RMS power output, signal-to-noise ratio, and dimensions for the Power 880 amplifier.
Power 900 CEA Specifications
Details the RMS power output, signal-to-noise ratio, and dimensions for the Power 900 amplifier.
Power 920 CEA Specifications
Details the RMS power output, signal-to-noise ratio, and dimensions for the Power 920 amplifier.
Power 1050 CEA Specifications
Details the RMS power output, signal-to-noise ratio, and dimensions for the Power 1050 amplifier.
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