Blaupunkt VA 475 - User Manual

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Blaupunkt VA 475 Specifications

General

Brand	Blaupunkt
Model	VA 475
Category	Car Amplifier
Language	English

Summary

Safety Notes for VA 475

General Safety Instructions

Observe safety notes during installation and connection.

Battery Disconnection

Disconnect the negative pole of the battery before installation.

Vehicle Manufacturer Guidelines

Adhere to safety notes provided by the vehicle manufacturer.

Installation and Connection Guide

Installation Location Criteria

Select a dry location with sufficient air circulation for cooling.

Power Cable Protection

Fuse the power cable within 30 cm of the battery for protection.

Loudspeaker Compatibility

Use 2-4 Ohm loudspeakers and observe maximum power handling.

Connection Examples Overview

Illustrations of various amplifier connection types.

High-Level Input Connection

Connect directly to radio speaker outputs without preamp.

Direct Aux Input Setup

Connect external audio sources via 3.5mm jack plug.

Jack-Plug Cable Installation

Guidance for installing the specific jack-plug cable with on/off switch.

Level Control Adjustment

Adjust input sensitivity to match the car sound system's output.

Speaker Wiring Polarity

Ensure correct polarity and channel matching for speakers.

Bridged Mode Configuration

Set up for mono output by bridging channels for subwoofers.

Frequency Crossover Settings

Adjust crossover types and frequencies for audio tuning.

Technical Specifications

Application Options Table

Power outputs for Quadra and Stereo modes with various impedances.

CEA-2006 Power Ratings

Amplifier RMS power under specific distortion and voltage conditions.

Frequency Response Range

The audible frequency range the amplifier can process.

Signal to Noise Ratio

Measures the amplifier's signal clarity against background noise.

Total Harmonic Distortion

Percentage of distortion at specified RMS power output.

Stability and Load Handling

Amplifier stability with different speaker load impedances.

Input Sensitivity Range

The voltage range the amplifier accepts for input signals.

Filter Functions

Low Pass and High Pass filter settings for audio output.

Bass Boost Control

Adjustable control to enhance low-frequency bass response.

Input and Output Ports

Details on available audio inputs and loudspeaker outputs.

Physical Dimensions

Amplifier size specifications in millimeters and inches.

Installation Diagrams

Figure 1: Mounting Diagram

Illustrates the physical mounting of the amplifier unit.

Figure 2: Power and Ground Wiring

Diagram showing connections for power supply and ground.

Figure 3: Input and Control Wiring

Diagram for connecting audio inputs and control signals.

Figure 4: Speaker Output Wiring

Wiring diagrams for 4-channel and 2-channel speaker configurations.

Figure 5: Bridged Speaker Wiring

Diagram for connecting speakers in bridged mode.

Figure 6: Direct Aux Input Wiring

Diagram for connecting external audio sources via 3.5mm jack.

Figure 6 a: TravelPilot Lucca Connection

Specific wiring diagram for TravelPilot Lucca device.

Figure 7: High-Level Input Wiring

Diagram for connecting to radios with bridged output stages.

Service Contact Information

Service Numbers by Country

Phone and fax numbers for service assistance in various countries.