BOSS MC900B Bluetooth 4-Channel Amplifier User Manual

: June 5, 2024
: Boss

Table of Contents

THIS PACKAGE CONTAINS
BEFORE YOU START
WIRE DIAGRAM
BEFORE INSTALLING THIS PRODUCT
SUGGESTED MOUNTING METHODS
GETTING STARTED
BLUETOOTH OPERATION
STREAMING MUSIC
AUX-INPUT
INFORMATION TO THE USER
TROUBLE SHOOTING GUIDE
SPECIFICATIONS
References
Read User Manual Online (PDF format)
Download This Manual (PDF format)
2 Phillips screwdriver

BOSS MC900B Bluetooth 4-Channel Amplifier User Manual

Thank you for purchasing this MC900B Bluetooth Amplifier

Please read through these instructions carefully so you will know how to operate your model properly.

After you have finished reading the instructions, keep this document in a safe place for future reference.

THIS PACKAGE CONTAINS

1- MC900B Bluetooth 4-CH Amplifier
1- Multi-Function Controller
1- Flush Mount Bezel
1- Handlebar Mounting Bracket & Hardware Kit
1- Power Harness
1- User Manual
1- Warranty Card

The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks is under license.
Other trademarks and trade names are those of their respective owners.

BEFORE YOU START

IMPORTANT SAFETY PRECAUTIONS

BE SURE TO OBSERVE THE FOLLOWING GUIDELINES:
- Do not turn up the volume so high that you can’t hear what’s around you.
- Use caution or temporarily discontinue use in potentially hazardous situations.
Do not operate mobile video equipment while driving a motorized vehicle – safe driving and safety consideration of others should always be your highest priority.
Set your volume control at a low setting, then slowly increase the sound until you can hear it comfortably without distortion, or ear discomfort.
In the event you should notice smoke, strange noises or odor from this product, or any other abnormal signs, immediately turn off the power and consult your dealer or the nearest authorized BOSS AUDIO Service Center. Using this product in this condition may result in permanent damage to the system.

INSTALLATION PRECAUTIONS

WARNING – Always consult with a professional installer

Do not attempt to install or service this product by yourself. Installation or servicing of this product by persons without professional training and experience in electronic equipment and motorized vehicle accessories may be dangerous and could expose you to the risk of electric shock, injury or other hazards
Refer any repairs to a qualified BOSS AUDIO SYSTEMS Service Center
The MC900B should be powered directly to a vehicles battery
When wiring directly to the vehicles battery, be sure to disconnect the batteries negative terminal wire before starting any wiring procedures,if extending the main power wire, it is suggested that an optional fuse and fuse holder (not included) with minimum rating of 20 Amperes be in-line with the positive battery terminal
The ground cable length should not exceed 18-inches (See wiring diagram pg 4)
The MC900B has a weather resistant design, it should not be submerged in or under water under any circumstances
Use only the installation parts provided with the MC900B

CAUTION!! Using other mounting methods may void this warranty

WIRE DIAGRAM

CAUTION!! Do not ground or short the PINK antenna wire

BEFORE INSTALLING THIS PRODUCT

To avoid potential shorts in the electrical system, be sure to disconnect
the (–) battery cable before installation.
Use this unit with a 12-volt battery and negative grounding only. Failure to do so may result in a fire or malfunction.

When replacing the fuse, be sure to only use a fuse of the rating specified on this product.

To avoid short-circuiting, cover any disconnected leads with insulating tape. It is especially important to insulate any unused wires, which if left uncovered may cause a short circuit. When connecting other devices to this product, refer to the manual for the product to be connected. The black cable is ground, make sure to connect the ground wire first.

Ensure that the ground cable is properly connected to metal parts of the vehicles body frame or direct to the battery if your vehicle does not have a grounded chassis frame The ground cable of this units power amp and a second powered system must be connected to the frame separately with different screws. If the screw for the ground wire loosens or falls out, it could result in fire or malfunction.

TECHNICAL SUPPORT

1-800-999-1236
www.bossaudio.com/support

TOOLS NEEDED:

Wrench and/or Pliers
2 Phillips screwdriver
Crimp tool
Electrical tape

SUGGESTED MOUNTING METHODS

The MC900B can mounted in three different configurations:

FLUSH MOUNT
The flush mount quick mount bezel requires no screws a, use cutout dimensions: 3-3/16” W x 1-11/16” H (82mm x 43mm).
SURFACE MOUNT
The flush mount bezel has two recessed screw holes to facilitate the included two oval-head screws.
HANDLEBAR MOUNT
Use provided pan-head screws and stainless steel clamp, there are three mounting variations to secure the stainless steel clamp, try the best one for your application, securely tighten the stainless clamp to fit your application.

Tips:
To release the MC900B controller from the mounting bezel, insert a small jewellers screwdriver into the left / right slots of the bezel.

GETTING STARTED

GETTING TO KNOW YOUR MC900B MULTIFUNCTION CONTROLLER (MFC)

GETTING STARTED

FC – MULTIFUNCTION CONTROLLER
POWER / SOURCE – RED = AUX-IN MODE / BLUE = BT MODE
VOLUME UP
NEXT TRACK / FAST FORWARD
PLAY/PAUSE
VOLUME DOWN
PREVIOUS TRACK / FAST REWIND
BLUETOOTH PAIRING INDICATOR – BLUE COLOR

BLUETOOTH OPERATION

PAIRING & DISCOVERING A NEW BLUETOOTH CONNECTION

Power on the MC900B by pressing and holding down the Power 2 button for 2 seconds, the Bluetooth blue LED will start to flash, and a confirmation tone will be heard from the speakers signalling that the MC900B is now ready for Bluetooth pairing.
NOTE: You have 2 minutes before you must restart this procedure over again.
Now that the MC900B is in pairing mode:
a. Go into the Settings Menu of your iOS device
b. Enter the Bluetooth Menu
c. “MC900B” will now be displayed
d. If prompted, enter passcode: “0000”
If the MC900B is not seen, repeat the above steps to refresh the “Device List”
When the connection is successful you will hear a confirmation tone, you are now ready to stream music from your devices favorite media player to the MC900B

****To avoid battery exhaustion be sure to run the vehicles engine while using this product. Using this product without running the engine can drain the battery.

BLUETOOTH OPERATION

RECONNECTION

Power on the MC900B and your last paired device Bluetooth.
The unit will now automatically reconnect, and a confirmation tone will be heard from the speakers
If your device was previously paired with the BOSS AUDIO MC900B, but it wasn’t the last paired device:
a. Ensure no other devices are currently paired
b. Enter the Bluetooth Menu on your device being paired
c. “MC900B” will display under AVAILABLE DEVICES
d. Choose the “MC900B” to reconnect
If the device is out of range from the MC900B, it will disconnect automatically:
a. To reconnect once device is back in range, press the Power 2 button once
b. The MC900B will now reconnect to the device, a confirmation tone will be heard from the speakers.

CLEARING PREVIOUSLY PAIRED DEVICES MEMORY

Quick press the POWER 2 button 2X, all BLUE LED’s will start to flash
Press and hold the PLAY/PAUSE 5 button for 10 seconds, a confirmation tone from the speakers will be heard, the LED’s will stop flashing, now only the BT LED will flash
PAIR a new device as described on PG 8

STREAMING MUSIC

MULTIFUNCTION CONTROLLER BLUETOOTH OPERATION

Press the 5 PLAY/PAUSE once to start playing music or press the PLAY button from your device touch screen, press again to PAUSE
To skip songs or advance, press the NEXT TRACK 4 button, press and hold to FAST FORWARD
To select the previous song, press the PREVIOUS TRACK 7 button, press and hold to FAST REWIND

VOLUME CONTROL

To raise the VOLUME press UP 3 button
To lower the VOLUME press DOWN 6 button

AUX-INPUT

AUX-IN OPERATION

MC900B can play audio from any device that has a 3.5mm headphone audio jack.

Power on the MC900B by pressing and holding down the POWER 2 button for 2 seconds
Short press the POWER 2 button again once, the controller LED lighting will change to RED, indicating the system is in AUX-IN mode
Bluetooth devices will remain paired even in AUX-IN MODE
Connect the integrated RCA AUX-IN cable on the amplifier to a 3.5mm adaptor (3.5mm to RCA adaptor is not included)
Route the audio wires back to a convenient stowage place, secure your device.

VOLUME CONTROL

To raise the VOLUME press UP 3 button
To lower the VOLUME press DOWN 6 button
To MUTE / UN-MUTE the VOLUME press PLAY/PAUSE 5 button

**Tips:** Turn the HEADPHONE volume level on your device to it’s 100% level

INFORMATION TO THE USER

FCC COMPLIANCE STATEMENT

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions:

this device may not cause interference, and
this device must accept any interference, including interference that may cause undesired operation of this device.

This transmitter must not be co-located or operated in conjunction with any other antenna or transmitter. The Bluetooth antenna cannot be removed (or replaced) by user. This equipment complies with FCC/ IC radiation exposure limits set forth for an uncontrolled environment and meets the FCC radio frequency (RF) Exposure Guidelines and RSS-102 of the IC radio frequency (RF) Exposure rules. This equipment has very low levels of RF energy that it deemed to comply without maximum permissive exposure evaluation (MPE). But it is desirable that it should be installed and operated keeping the radiator at least 20 cm or more away from person’s body (excluding extremities: hands, wrists, feet and ankles). Alteration or modifications carried out without appropriate authorization may invalidate the user’s right to operate the equipment.

NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

Relocate or reorient the receiving antenna.
Increase the separation between the equipment and receiver.
Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
Consult the dealer or an experienced radio/TV technician for help.

CAUTION!!
ADJUSTMENT OR ALTERATIONS OF THIS DEVICE MAY RESULT IN HAZARDOUS RADIATION EXPOSURE.

TROUBLE SHOOTING GUIDE

TROUBLE	CAUSE	SOLUTION
Unit will not turn on	The fuse is blown	Check / replace the fuse
Ignition not engaged	Turn ignition to on position
No sound is heard	Blown speaker	Replace faulty speaker
Volume is low / muted	Press the volume level up
Device is paused or muted	Check your devices playing / volume status
Cannot pair Bluetooth	The Bluetooth function of the device is not enabled

Refer to the user manual of the device for how to enable the Bluetooth function
The MC900B memory is full| Follow how to clear the memory on PG 8
The audio quality is poor after connection with a Bluetooth enabled device| The Bluetooth reception is poor| Move the device closer to the audio system or remove any obstacle between the device and the systems antenna
Unit has become unresponsive| Power glitch or interference| Disconnect power for 10 seconds to reset