Pioneer GM-4000F/X1R/EW User Manual

PIONEER CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS (USA) INC. P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A.
PIONEER EUROPE NV Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936
C PIONEER CORPORATION 2004
K-ZZB. MAR. 2004 Printed in Japan
ORDER NO.
CRT3241
BRIDGEABLE FOUR-CHANNEL POWER AMPLIFIER
GM-4000FX1R/EW
Service
Manual
GM-4000F/X1R/EW
GM-4000FX1R/UC
For details, refer to "Important symbols for good services".
GM-4000FX1R/ES

Pioneer GM-4000F/X1R/EW Specifications

General

Brand	Pioneer
Model	GM-4000F/X1R/EW
Category	Amplifier
Language	English

Summary

SAFETY INFORMATION

CAUTION

General warnings about safety and product repair by qualified technicians.

WARNING

Health and safety warning regarding lead and chemicals in product components.

Service Precaution

Compliance with regulations and adherence to safety instructions during servicing.

Important symbols for good services

Explanation of symbols indicating important service procedures like safety, adjustments, and cleaning.

1. SPECIFICATIONS

Power source

Details the voltage range and type for the unit's power supply.

Current consumption

Lists the current draw under various operating conditions.

Dimensions

Provides the physical size specifications of the amplifier.

Maximum power output

Specifies the peak power output capabilities of the amplifier.

Frequency response

Outlines the range of audio frequencies the amplifier can reproduce.

Signal-to-noise ratio

Indicates the amplifier's performance in terms of signal clarity and noise reduction.

Load impedance

Specifies the allowable speaker impedance for optimal performance.

2. EXPLODED VIEWS AND PARTS LIST

2.1 PACKING

Details the components included in the product packaging and their arrangement.

2.2 EXTERIOR

Illustrates the external parts of the amplifier and their assembly.

PACKING SECTION PARTS LIST

Lists the part numbers for items included in the product's packaging.

Owner's Manual

Lists available owner's manuals and their corresponding part numbers and languages.

EXTERIOR SECTION PARTS LIST

Lists the part numbers for the external components of the amplifier.

3. SCHEMATIC DIAGRAM

3.1 OVERALL CONNECTION DIAGRAM (GUIDE PAGE)

Provides a high-level overview of how various components and circuits are connected.

4. PCB CONNECTION DIAGRAM

4.1 AMP UNIT

Details the component layout and connections on the amplifier's printed circuit board.

5. ELECTRICAL PARTS LIST

Unit Number

Lists the different unit designations and their corresponding part numbers.

MISCELLANEOUS

Lists miscellaneous electronic components like ICs, transistors, diodes, and switches with their part numbers.

Chip Resistor

Lists part numbers for chip resistors used in the unit.

Chip Capacitor

Lists part numbers for chip capacitors used in the unit.

6. ADJUSTMENT

7. GENERAL INFORMATION

7.1 DIAGNOSIS

Provides information for diagnosing potential issues with the unit.

7.1.1 DISASSEMBLY

Step-by-step instructions on how to disassemble the amplifier unit.

8. OPERATIONS

Gain Control

Instructions on how to adjust amplifier gain to match the car stereo output.

Power Indicator

Explains the function and behavior of the power indicator light.

BFC (Beat Frequency Control) Switch

Guidance on using the BFC switch to reduce beat noise during MW/LW broadcasts.

LPF (Low-Pass Filter)/HPF (High-Pass Filter) Select Switch

How to select the correct filter setting based on connected speakers.

Input Select Switch

Instructions for setting the input select switch for two-channel or four-channel input.