BOSS MC520B Bluetooth Weather Rated Speaker and Amplifier System User Manual

: June 7, 2024
: Boss

Table of Contents

Features
Contents
Specifications
Remote Control
connection diagram
Power Supply Connection
Bluetooth
FM Radio Operation
AUX Mode Operation
Operation Instruction
Volume Control
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BOSS MC520B Bluetooth Weather Rated Speaker and Amplifier System User Manual

MC52011 Motorcycle/STY Amplified Speaker System

Congratulations on your purchase of a BOSS Audio Systems amplified speaker system. It has been designed, engineered and manufactured to bring you the highest level of performance and quality, for years of listening pleasure. Thank you for making BOSS AUDIO SYSTEMS your choice for entertainment!

Features

Weatherproof Speakers
FM Tuner
USB/SD Auto-turn on and Auto-play function *
USB Port: up to 32 GB flash drives supported *
SD Port: up to 32GB card supported
Remote Control
3.5 mm AUX Input
Bluetooth audio streaming
The system auto turns on and auto plays music when a USB/SD device is inserted to USBISD port in system OFF mode.
USB Port does not support charging

Specifications

Operation Voltage ————————————————– 10–16V

THD………………………………………………………………. <0.1%

S/N……………………………………………………………….. >50dB

Channel Separation………………………………………….. >50dB

Channel Balance………………………………….. <2dB

Frequency Response———————————— 20Hz-20kHz

FM Frequency Range————————————— 87.5-108.0MHz

FM Sensitivity ……………………. 10P V@S/N 30dB

USB Port——————————————— Support USB 2.0

SD Slot………………………………………………… Support 128MB-32GB

Speaker Wires …………………………………………………… 3.6′

Audio Input Cable……………………………………………….. 6.2′

Power Cable ………………………………………………………. 6.2′

Bracket Size Range ————————————– 0.75″ -1.25″

Fuse Rating …………………………………………………….. 7.5A

Amplifier dimensions——————————- 5.2″x 3.1″x1.7″

Remote Control

The remote controller can take place of the 4 same buttons on the main un

Remote controller function diagram
Note: Remote Distance: 8-10 meters( 26.2-32.8 feet) (open area)

LCD Display

LCD Display

connection diagram

Amplifier and Loudspeaker Mounting Installation Reminder:

The components and wiring should not be Installed around any moving parts, keep away from ignition parts, fuel lines, or any hot exhaust. Speakers should not be installed where they might inhibit safety features on the vehicle (i.e. lights, horns, brake levers, etc…).

Loudspeaker Mounting Installation

Power Supply Connection

Option A
Connected to Battery through a 12 VDC SPDT Relay (Single Pole Double Throw) NOT INCLUDED, SOLD SEPARATELY

Option B
Connected to Battery through a Waterproof Switch (250V AC/6A) NOT INCLUDED, SOLD SEPARATELY

Bluetooth

Pairing a Bluetooth device with the system Press MODE button on the system and select ST mode, LCD display shows bt as below. If bt on the screen is flashing, it means the system is ready to be paired. To pair and connect, search for Boss Audio MC520B on your mobile device

The system stops flashing after successful pairing.

Note: In order for Bluetooth technology to work properly, the two devices need to be close together: no more than 25 feet apart is recommended. Make sure that you are near your Bluetooth device when trying to pair your Bluetooth device with it.

Play music through the system controls in BT mode:
Activate music player in your paired Bluetooth device. pressing buttons of the system can control the paired device play/ pause/last song/next song in ST connected mode..
Unpair a Bluetooth device manually in the system:
Once the Bluetooth devices are paired, however, the connections will continue until they are manually severed. In BT connected mode, press MODE button for more than 2 seconds. LCD display shows PA. it means the system and the Bluetooth device are unpaired manually.

FM Radio Operation

Press the button MODE on the front panel to select FM Radio Mode.
In FM mode, press MODE/AS button for more than 2 seconds, will enter FM auto-scan and auto- storage mode.
The system will auto scan FM radio station and then store i one by one till 20 ones finished. After storage, press to select P01, P02…until the station you like
In FM mode, press POWER button will mute output of system and release it by pressing POWER button again.

AUX Mode Operation

Press the button MODE to select AUX mode operation.
Play music at audio device connected to the 3.5mm input plug of the system.
Adjust button +/- for volume control.
In AUX mode, press POWER button to mute the output of system and release it by pressing the button again.

OPTION A(RELAY)
Operation

OPTION B(SWITCH)

Operation Instruction

First Time to Use the System:
Plug the loudspeaker connectors and FM-ANT connector to amplifier connectors per the connection diagram on page 3. Connect the power cable to12VDC power supply,•
‘Note: The system will recall and enter to the last operating mode directly.

Turn on/Turn off the system:
Pressing the button POWER on the front panel for more than 2 seconds, the system will be turned on and ready for operation*. Pressing the button POWER again for more than 2 seconds will turnoff the system.
Note: The system will memorize and recall the last state of operating mode (FM radio/I3T/USB/SD/AUX)

Automatic shutdown for power saving:
In USB/SD/AUX/BT modes, the system will shut down automatically for power saving if there is no signal input for more than 10 minutes. For example, the system will shut down automatically if there is no AUX signal, BT not connected or BT connected but no audio signal transfer , or USB/SD pause for more than 10 minutes.
Automatic shutdown
Select an Operation Mode:
Pressing the button MODE on the front panel can change the mode from one to other (FM radio/BT/USB/SD/AUX)and select one of the mode you like. Note: USB and SD modes are active only when a device is connected to the USB port/SD slot.

Volume Control

Pressing the button + or – for more than 2 seconds in all mode. the system will be ready for the volume control with the range 0-30 displayed on the screen. Adjust it to your desired Settini without audio distortion.

Note The worlds VOL will be displayed on LCD screen during volume adjustment.

USBISD MP31 WMA Automatically Playing Function:
The system will play Mp3/ WMA format songs automatically wh an USB flash memory/SD card is inserted to the USB port/ SD s on the front panel at any state ncluding the system OFF mode. 1) Pressing the button 1441/0101 to select last or next song.

Pressing the button Ml will pause the music playing and disable it by pressing it again.

In USBISD mode, press MODE button for more than 2 seconds will enter EQ. Then press MODE shortly can select El(FLAT)- E2(CLASSIC).E3(POP M).E4(ROCK M)-E0F(EQ OFF)