Pioneer GM-4000 User Manual

©
©

Pioneer GM-4000 Specifications

General

Brand	Pioneer
Model	GM-4000
Category	Amplifier
Language	English

Summary

Features

Controls and their Use

Input Level Control

Adjusts the input signal level to prevent distortion or low output.

Low Boost Switch

Enhances low-frequency sounds for improved bass response.

Connecting the Units

Low Pass Filter (LPF) Switch

Filters output to low frequencies, suitable for sub-woofers.

Mode Select Switch

Switches between stereo (2CH) and mono (1CH) amplifier modes.

Load Impedance Select Switch

Adjusts for speakers with an impedance less than 4 ohms.

Compulsory Fan Cooling Air Inlet

Air intake for the internal cooling fan to prevent overheating.

Power Indicator

Light that indicates when the unit is powered on.

Installation Guidelines and Connections

Connecting the Continuous Power Supply Lead

Guide for routing and connecting the main power supply wire.

Connecting Speaker Leads

Instructions for connecting speaker leads in stereo or mono modes.

When Combined with a Car Stereo with RCA Pin Jacks

Wiring instructions for connecting to car stereos with RCA outputs.

When Combined with a Car Stereo with DIN Sockets

Wiring instructions for connecting to car stereos with DIN sockets.

Installation

Example of Positions of Installation

Visual guide showing recommended locations for mounting the amplifier.

Attaching the Brackets

Instructions for attaching mounting brackets to the amplifier unit.

For Installation on the Floor Mat or Chassis

Method for mounting the amplifier directly onto the car floor or chassis.

Care and Maintenance

In Case of Trouble

Troubleshooting guide for common operational issues and solutions.

Specifications