BOSS Audio Marine Receiver/Speakers Package Owner's Manual

Page of 6
Make the mounting hole size as follows
 
3.00” / 76mm
1
2
Snap off break-away tabs to best fit 
your applications depth
Slip the unit through the hole cutout and into U-bracket
4
Install studs mounts into rear of chassis
5
3
Adjust M4 nuts for the best mounting depth
Firmly tighten remaining M4 nuts 
6
Secure and waterproof the wiring 
BLUETOOTH
®
 ENABLED
GAUGE HOLE RADIO
MGR350B
USER MANUAL
FEATURING ZERO
STANDBY CURRENT DRAIN
QUICK INSTALLATION GUIDE
MGR350B
USER MANUAL 
QUICK INSTALLATION GUIDE
BLUETOOTH
®
 GAUGE HOLE RADIO
PRINTED IN CHINA
VER:1.0 EN
0215
BOSS Audio Systems
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www.bossaudio.com   |   1.805.751.4853
Tech Support: www.bossaudio.com/support
The Bluetooth® word mark and logos are registered trademarks 
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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 
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always be your highest priority.
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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.
WIRE DIAGRAM
Thank you for purchasing this
MGR350B Bluetooth Gauge Hole Radio
Please read thorough these instructions
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your model properly.
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SUGGESTED MOUNTING METHODS
INFORMATION TO THE USER
TROUBLE SHOOTING GUIDE
!! WARNING !!
ADJUSTMENT OR ALTERATIONS OF THIS DEVICE MAY 
RESULT IN HAZARDOUS RADIATION EXPOSURE.
MGR350B
(1pc) 
Hexagon Mounting Studs
(2pcs)
M4 Secure Nuts
(8pcs) 
User Manual
 (1pc) 
Metal Bracket
(1pc)
BA
ND
SRC
FUNC
M
EN
U
ENTER
DISP
VOL
VOL
50w x4
USB
Warranty Card
 (1pc) 
Facebook Card
 (1pc) 
THIS PACKAGE CONTAINS
White
Red
Yellow
Aux-In
Left
Right
Black
Grey
Subwoofer
Rear Line Out
Front Line Out
White
White
Red
Red
Left
Left
Right
Right
Antenna
Fuse Box
Left Rear Speaker (+)     Green
15A
Left Rear Speaker (-)     Green/Black
Left Front Speaker (+)     White
Left Front Speaker (-)     White/Black
Right Front Speaker (+)     Gray
Right Front Speaker (-)    Gray/Black
Right Rear Speaker (+)     Purple
Right Rear Speaker (-)    Purple/Black
Accessory (+12V)    Red
Ground (-)    Black
Battery (+12V)    Yellow
Amp Remote (+12V)    Blue
1A
CHARGING MAX
Replace Fuse
with AGU
type only
BATTERY
20A
Fuse and Fuse Holder
(not included)
Chassis
ground
point
Battery Kill Switch
(not included)
OPTIONAL DIRECT BATTERY WIRING CIRCUIT
BLACK
Chassis
ground
point
Ground wire
Metal frame
Recommended
12 ~ 14ga 
Primary Wire
(not included)
15A
INSERT
USB
YOUR
USB CABLE
YOUR
ANTENNA
To avoid potential shorts in the electrical 
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unit with a 12-Volt battery and negative 
grounding only. Failure to do so may result 
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leads with insulating tape. It is specially impor-
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CAUTION!!
Do not ground or short the speaker leads
1-805-751-4853
www.bossaudio.com/support
TECHNICAL SUPPORT 
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This transmitter must not be co-located or operated in conjunction 
with any other antenna or transmitter. The Bluetooth antenna cannot 
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authorization may invalidate the user’s right to operate the 
equipment.
NOTE:
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Rules. These limits are designed to provide reasonable protection 
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‡
 Relocate or reorient the receiving antenna.
‡
 Increase the separation between the equipment and receiver.
‡
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that to which the receiver is connected.
‡
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FCC  COMPLIANCE STATEMENT
1
3
2
TROUBLE
CAUSE
SOLUTION
U
T
C
I
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N
B
R
V
P
D
C
C
B
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B BT
F
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B
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M
S
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A
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U
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INSTALLATION PRECAUTIONS
Always consult with a professional installer
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BOSS AUDIO SYSTEMS 
Service
Center
‡
 The MGR350B should be wired directly to a vehicles battery 
‡
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20 Amperes be in-line with the positive battery terminal 
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submerged in or under water under any circumstances
‡
 Use only the installation parts provided with the MGR350B
TOOLS NEEDED:
- Measuring Tape / Ruler 
- Wrench and/or Pliers
- Hole Saw
- Crimp Tool 
CAUTION!!
Using other mounting methods may void 
this warranty
FM TUNER FREQUENCY RANGE
‡
86$a0+]
‡
Europe    87.5~108MHz
‡
Asia         87.5~108MHz
‡
Australia  87.5~108MHz
‡
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‡
Bands: 2
AM TUNER FREQUENCY RANGE
‡
USA        530~1710KHz
‡
Europe    522~1620KHz
‡
Asia                  522~1620KHz                                              
‡
Australia  522~1620KHz
‡
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‡
Bands: 1
WEATHER BAND SELECTION
‡
CH.1  162.400MHz 
‡
CH.2  162.425MHz
‡
CH.3  162.450MHz
‡
CH.4  162.475MHz
‡
CH.5  162.500MHz
‡
CH.6  162.525MHz
‡
CH.7  162.550MHz
‡
Bands: 1
BLUETOOTH
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 BT: 4.0 
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USB DRIVE MEDIA SUPPORTED
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 MP3
‡
 WMA
‡
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 32GB / FAT 32
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USB 2.0 High Speed
‡
 USB Output Voltage: 5VDC @ 1A
INTEGRATED AMPLIFIER
‡
 MOSFET
‡
MAX Continuous Output: 240W 
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‡
 PEAK Power Rating: 63W / channel
‡
 RMS Total Power Output: 150W 
‡
Channels: 4
‡
 Class: AB
‡
Frequency Response: 20-25kHz
‡
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CHASSIS
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 Button Backlight Illumination: RED LED
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 FRONT/ REAR RCA Preamp Output: 2V 
RMS
‡
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GENERAL
‡
 Power Source:  14.4VDC
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 Grounding System: Negative type
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 Unit Weight:  1.08lbs / 0.52kg 
‡
 Storage Temperature: 5
o
F to 113
o
F  / 
-15
o
C to 45
o
C
‡
 Operation Temperature: 14
o
F to 104
o
F / 
-10
o
C to 40
o
C
‡
 Replacement Fuse: 15A 
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SPECIFICATIONS
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QUICK START GUIDE
FOR CHARGING ONLY: Cell Phone and iPod
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iPod
®
and iPhone
®
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registered in the USA and other countries.
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Copyright © 2015 AVA Enterprises Inc.