Boss Audio 638B User Manual

1

638B

MP3-Compatible AM/FM CD Receiver

U S E R ’ S M A N U A L

CONTENTS

Installation

DIN front-mount installation

DIN rear-mount installation

Removing the head unit

Detaching the front panel

Replacing the front panel

General controls

Radio controls

Audio controls

CD/MP3 Playback controls

How to select MP3 files

Controls behind faceplate

USB and SD/MMC operations

Remote control functions

How to use bluetooth in your car audio

Wiring diagram

Troubleshooting

Specifications

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234

Release Button

press RELEASE to release
the front panel...

Before removing the bezel, press the
RELEASE button to remove the front panel.

5

Release Button

press RELEASE to release
the front panel...