µ-Dimension COMPETITION ProZ4-80 - User Manual

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ProZ4-80

ProZ4-110

ProZ4-150

ProZ4-200

ProZ2-200

ProZ2-300

ProZ1-1000 AB

ProZ1-1500 AB

ProZ1-2000 D

ProZ1-3000 D

ProZ4-75.24V

ProZ4-300.24V

manufactured for

Europe

A Division of CHPW

Friedrich-Ebert-Str. 42

D-92637 Weiden / Germany

Table of Contents

Questions and Answers

C
Christopher HannaAug 5, 2025
What to do if µ-Dimension Car Stereo System has no output?
- P
  pamelarobinsonAug 5, 2025
  If your µ-Dimension Car Stereo System has no output, first, confirm that all terminal strip connections are firmly connected. Then, check in-line and built-in fuses, ensuring both “+12V” and “RMT” terminals have +12 Volts to chassis ground. Also, confirm that the signal source (Car Radio/Deck, EQ, X-over etc.) is connected and supplying an output signal. To check the amplifier, connect an RCA patch cord to the LEFT & RIGHT low-level inputs of the amplifier only, and briefly tap the center pin of each disconnected RCA plug on the other end with your finger. This should produce a noise (feedback) in the speakers if the amplifier is working.
L
larry72Aug 19, 2025
Why does my µ-Dimension COMPETITION ProZ4-80 Car Stereo System only have one channel working?
- J
  john85Aug 19, 2025
  If only one channel of your µ-Dimension Car Stereo System is working, check that the speaker terminal strip connections are firmly connected. Also, verify that the “BALANCE” control on the car stereo (or signal source) is at the mid-point. If using RCA low-level inputs, reverse the input plugs at the amplifier (right to left or vice versa). If the silent channel reverses position, the problem is in the car stereo (EQ, X-over, or other signal source) or connecting cable.

Summary

Introduction and System Planning

Planning Your System Setup

Consider system expansion, input types (high/low level), and component matching.

Mounting Your Amplifier

Details how mounting position affects heat dissipation and amplifier performance.

Installation and Power Connections

Mounting Surface Considerations

Describes selecting a suitable location for mounting the amplifier for ventilation.

Connecting Power Supply

Explains grounding, connecting +12V constant power, and remote turn-on.

Speaker Connection Diagrams

2 CH Amplifier Configurations

Diagrams for connecting speakers to a 2-channel amplifier (subwoofer/mono).

4 CH Amplifier Configurations

Diagrams for connecting speakers to a 4-channel amplifier (4CH, 3CH, 2CH modes).

Features and Controls Overview

Input and Output Connections

RCA input/output jacks and level controls for audio signal management.

Crossover and Filter Controls

Adjusts low pass, high pass, and subsonic filters for sound tuning.

Indicator Lights and Power Management

Details Power LED, Protection LED, and power/remote connections.

Amplifier Features and Protection

Covers Bass Boost, Remote Gain, Speaker Terminals, and Fuses.

Advanced Features and Controls

Variable Phase Shift and Crossover Settings

Adjusts phase shift, and high/low pass crossover for sound tuning.

Linkable Operation (Master;Slave)

Explains how to bridge two amplifiers for increased output.

Power and Protection Indicators

Details Power LED and Protection LED functions.

Connections and Controls Summary

Covers speaker terminals, fuses, power/remote connections, and remote gain.

Troubleshooting and Specifications

Troubleshooting Common Issues

Provides steps for diagnosing 'No Output' and 'Only One Channel Works' problems.

Amplifier Specifications (ProZ2, ProZ4)

Lists technical specifications including power output, S/N ratio, and dimensions.

Amplifier Specifications (ProZ1)

Details technical specifications for ProZ1 series amplifiers.

µ-Dimension COMPETITION ProZ4-80 Specifications

General

Channels	4
Frequency Response	10Hz - 50kHz
RMS power @ 4 Ohm	80W x 4
RMS power @ 2 Ohm	120W x 4
Bridged RMS power @ 4 Ohm	2 x 240W
Input Sensitivity	0.2V - 6V