Boss Audio Systems 648UA User Manual

Boss Audio Systems is not affiliated with Apple, Inc.
User
’s Manual
648UA
IN-DASH SINGLE-DIN
MP3-
COMPATIBLE CD
AM/FM RECEIVER
WITH USB AND SD MEMORY CARD PORTS
AND FRONT PANEL AUX INPUT
648UA
IN-DASH SINGLE-DIN MP3-
COMPATIBLE
CD AM/FM RECEIVER
WITH USB AND SD MEMORY C
ARD PORTS
AND FRONT PANEL AUX INPUT

Boss Audio Systems 648UA Specifications

General

Brand	Boss Audio Systems
Model	648UA
Category	Car Receiver
Type	Single DIN
Bluetooth	Yes
USB Port	Yes
Aux Input	Yes
AM/FM Radio	Yes
Preamp Outputs	Yes
Built-in EQ	Yes
Display Type	LCD
Playback	MP3, WMA
Remote Control	Yes
Compatibility	iPhone/Android

Summary

BOSS 648UA Car Stereo User Manual

Controls and Wiring Diagrams

Location and Function of Controls

Details the purpose and operation of all physical buttons and features on the unit.

Wiring Connections Explained

Illustrates and describes the ISO socket and antenna jack wiring.

CD Care and Audio Settings

CD Disc Care and Handling

Provides essential guidelines for maintaining CD discs and preventing damage to the unit.

Audio Adjustment and Modes

Explains how to adjust volume, EQ settings, and activate Traffic Announcement (TA) mode.

Radio Features and Installation

Radio Tuning and RDS Features

Covers Alternative Frequencies (AF), TA SEEK/ALARM, PI modes, and Retune settings.

SD Card Slot and Installation Guide

Details SD card usage and the anti-theft installation method for the unit.

Advanced Operations and Playback

Mode Selection and Inputs

Explains switching between Radio, Disc, USB, and AUX modes, including PTY and USB socket usage.

Playback Control Functions

Describes preset station memory, track skipping, INT, RPT, RDM playback modes, and the reset function.