Boss Audio MR632UAB User Manual

CONTENTS

Precautions................................................................................................................................................. 1

Lithium Battery Cell Warnings
Use Caution

Installation ..................................................................................................................................................

Control Panel Button Locations..................................................................................................................

Operation

Bluetooth Operation.................................................................................................................................... 7

Remote Control

Troubleshooting.........................................................................................................................................

s ..........................................................................................................................................1

Installation Procedures .......................................................................................................................... 2

Installation Opening................................................................................................................................ 2

Wiring Connections................................................................................................................................ 3

Uninstall the Main Unit

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Power / SRC
Change the Source (SRC)
Store/Recall Preset Stations (1 - 6)
Play/Pause, Intro, Repeat, Random, Tracks playback

Track/Folder Navigation
Set the Clock (CLK)
Insert SD Card
Adjust Volume (VOL)

Switch Between US and EU Frequency
Manual Tuning (|<< / >>|)

Auto Seek Tuning (|<< / >>|)

Next/Previous Track

Fast Forward/Backward
Change Bands (BAND)
Automatic Music Search (AMS)

Track Search
Mute
Insert USB
AUX In Jack
Release Panel
Reset System (RESET)

Pair and Connect ................................................................................................................................... 7

Make a Call ............................................................................................................................................ 7

Redial Last Dialed Number ................................................................................................................... 7

Answer a Call......................................................................................................................................... 7

End a Call .............................................................................................................................................. 7

Switch Audio Between Car and Phone .................................................................................................. 7

Adjust Talk Volume................................................................................................................................. 7

Bluetooth Music (A2DP)......................................................................................................................... 7

Remove Insulating Sheet.......................................................................................................................

Replace Lithium Battery Cell.................................................................................................................. 8

Remote Control Operation ..................................................................................................................... 8

Button Names and Locations................................................................................................................. 9

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ii

PRECAUTIONS

Lithium Battery Cell Warnings

 Cell leakage may cause damage to the remote control.
 Do not throw cells into as this may cause an explosion.
 Keep battery cells out of reach of children.

Use cautions





Some MP3/WMA files may not be playable.











Be sure to lower the volume before switching off the unit or the ignition key.



1

INSTALLATION

Installation Procedures

First complete the electrical connections and then check for correctness.

Installation Opening

2.05 inch

7.20 inch

This unit can be installed in any dashboard
Having an opening as shown above .

Insert mounting collar into the dashboard and bend
the mounting tabs out with a screwdriver.

Make sure that lock lever is flush with the mounting
collar( not projecting outward).

MOUNTING SLEEVE

Secure the rear of the unit.
After fixing mounting bolt and power connector, fix the rear of the
unit to the car body by bubber cushion.

2

INSTALLATION(CONT.)

- Only use speakers with 4 ohms impedance.

- Do not attach the control panel to the chassis before wiring is complete.

!

- The maximum current of the auto antenna is 200mA.

Wiring Connections

WIRING
DIAGRAM

15

ACC + (Red)

GND - (Black)

ANT + (Blue)

Power B + (Yellow)

Radio Antenna

White:Front Left PRE-AMP Output

Red: Front Right PRE-AMP Output

Red: Rear Right PRE-AMP Output

White: Rear Left PRE-AMP Output

CAUTION

+12V DC

NEGATIVE

Rear Right Speaker

Front Right Speaker

Purple +

Purple/Black -

Gray +

Green +

Green/Black -

White +

White/Black -Gray/Black -

15A

Rear Left Speaker

Front Left Speaker

GROUND

Uninstall the Main Unit

1. Remove the metal strap from the main unit.

2. Remove the plastic trim out from the main unit.

3. Insert a bracket key into the left and right side of the main unit and draw the unit out of

the mounting sleeve.

3

CONTROL PANEL BUTTON LOCATIONS

/SRC

1

2INT

3

RPT

BND

MUTE

AMS

OPERATION

1.POWER/SRC

MIC

4

RDM

5-10

6

+10

CLK

REMOVE PANEL

to turn off the unit.

18

U

U

A

RESET

S

B

X

RADIO, USB, CARD , BT, AUX IN,modes (if there are USB and SD card inside the unit).

radio , BT and Aux. When the user

inserts a USB flash drive or SD Card, their respective logos will illuminate on the display.

4

OPERATION

During USB or SD card mode, press the ‘1/>||’ button to pause or resume music playback.
Press the ‘2/INT’ button to play the first 10 seconds of each track, press again to stop the introduction
scan, and play the current track.
Press the ‘3/RPT’ button to repeat the current track, press again to stop repeat plaback and resume
normal playback.
Press the ‘4/RDM’ button to play all tracks in random order, press again to cancel random playback.

8. CLK

Press the CLK button once to display the real time, With time appearing on the display.Press and hold
CLK button for more than 2 seconds until the hour flashes. You can adjust the HOUR by pressing the
button and button. Then press the CLK button briefly, the minute will flash, you can adjust the
MINUTE by pressing the button and button.
Finally press the CLK button to confirm the time adjustments.

9. SD CARD SLOT

detach

T

In the radio mode, rotate the volume knob to increase or decrese the volume level of the sound

VOLRotate the knob on the front panel or press the button on the remote contol to

to adjust the selected item.

At the radio status,press and hold the VOL button to enter switch state of the US(USA) and EU
(EUROPE) frequency,then rotate the VOL knob to select US frequency or EU frequency,after
selecting US or EU frequency,the system will switch to the selected frequency 3 seconds later.

detach

VOL+/-

11.FF( ) &12.FB( )

In the radio mode:
Long press the or button for more than 2 seconds, the unit will switch to manual tuning
mode, briefly press the or button to search the next or previous frequency step by step.
Short press the or button, the automatic search will start, it will search upward or downward
for the strong signal radio station within the cuttent band. The auto searching will stop until find a
station.

5

OPERATION

In the USB or SD card mode:
Briefly press the or button to play the the next or previou track.
Press and hold the or button to fast forward or fast backward.

13.BND/AMS

In radio mode,short press the BND/AMS button repeatedly to select the one of the radio band : FM 1,
FM 2,FM 3, AM1,AM2 in a cycle sequence. When you select a band, the word F1、F2、F3 for FM band,
and A1, A2 for AM band will be shown on the LCD display.

Press the BND/AMS check

control to scan each preset station in each band.
During USB or SD playback, short press the BND/AMS button to enter track search mode, then rotate

the VOL knob to select the number of your favorite track with high speed, then press the SEL button to
confirm and play the selected track. If no any operation in 5 seconds,it will play the current track.

14. MUTE

15. USB PORT

16. AUX IN JACK

17.

o

detach

When the 6 strongest stations will be stored into

AMS button on the remote

flash on the LCD

18. RESET

To reset all parameters to factory default values. Press the button to detach the control panel form
the head unit and remove the control panel,then use a subject with a sharp point end to thrush the RESET
hole.

6

BLUETOOTH OPERATION

Pair and Connect

Prior to using the Bluetooth device as a handsfree system for a Bluetooth-enabled mobile
phone for the

1. In any mode, prior to pairing and connecting, the BT logo
that no device is connected. To begin pairing, enable BT mode on your mobile phone.

2. When the phone

3. Choose the BOSS MR632UAB from the device list to pair and connect with the car audio
system. Upon

4. When pairing is complete, the mobile phone audio will automatically transfer to the car
audio system whenever a call is made or received, or when the mobile phone plays
music.

Make a Call

To make a call, dial the call directly from the paired mobile phone.
To make a call with this Bluetooth handsfree system.

a) When linking up the Bluetooth mobile phone to this car audio handsfree system, press
the button to access the dial telephone number mode, then press the “0~9”, * and #
button on the remote control to input the telephone number, the entered number will be
shown on the LCD.
b) If a number has been incorrectly input, press the DEL button or button to delete it.
c) Press the button to make outgoing call.

Redial Last Dialed Number

Press and hold the button on the control panel to redial the last dialed phone number.

time, you must pair and connect the two devices as follows:

in the LCD indicating

the car audio system, the “BOSS MR632UAB” will be displayed.

the BT logo will stop

Answer a Call

 When the mobile phone is called, the incoming telephone number displays in the LCD.
 To receive the call, press the button on the control panel or remote control.

Reject or End a Call

To reject the call or end an active call, press the button.

Switch Audio Between Car and Phone

During a call, press the VOL knob/button to switch the audio source from the car audio
system back to your mobile phone.

Adjust Talk Volume

 During a call, use VOL knob or VOL + and VOL - buttons to adjust the volume level.
 Use the MUTE button to mute sound.

Audio Streaming (A2DP)

1. Press the /SRC button to enter BT mode and display media in the LCD.

2. When a mobile device is paired, music played through that device will automatically be
heard through the car audio system.

3. Press the >>| or |<< button to play the next or previous

4. Press the >|| button to pause or resume music playback.

7

on the mobile phone.

REMOTE CONTROL

Remove Insulating Sheet

The remote control comes with an insulating sheet
attached to the underside of the remote control, as
illustrated on the right. The remote control will not
work until the insulating sheet is removed.

Replace Lithium Battery Cell

1. When the lithium cell battery becomes weak,
replace it as illustrated on the right.

2. Press and hold the movable block in the
direction indicated by arrow 1. At the same
time, pull the cell holder out of the remote
control in the direction indicated by arrow 2.

3. Replace the old cell with a new one, making
sure the (+) polarity is facing upward.

4. Re-insert the cell holder into the remote
control.

- Cell leakage may cause damage to the remote control.

- Do not throw cells into

!

- Keep battery cells out of reach of children.

as this may cause an explosion.

Remote Control Operation

Position the emitting window of the remote control
toward the sensor window of the unit.
 The operation angle for front panel remote control

reception is about 30 degrees.

 The distance between the emitting window of the remote control and the sensor window

of the unit should remain less than 5 meters.

8

REMOTE CONTROL

Button Names and Locations

1. Power button

2. BAND or button

>|| or 1 button

3.

4.

+ 10 or 6 button

5.

INT (intro) or 2 button

6.

MUTE or DEL button

7.

- 10 or 5 button

8.

RPT (repeat) or 3 button

AMS (automatic music search) or 9 button

9.

LOUD (loudness) or 8 button

10.

11.

CLK (clock) or button

12. VOL (volume) button

13. SEL (select) button

14.

PREV (previous) button

15.

RDM (random) or 4 button
ST (stereo) or 7 button

16.

17.

NEXT button
SRC (source) or button

18.

EQ(Equalizer) or 0 button

19.

20.

LOC (local) button

12

14

6

3

15

16

18

5

8
17

11

13

4
7

9
10

20

12

Note: To operate remote control, pull out the plastic
from the battery compartment at back of remote
control. Then point remote control at unit and start.

9

19

TROUBLESHOOTING

A lot of static in
broadcast

.

Connect the battery cable to the terminal that is always live.

10

SPECIFICATIONS

General

Power supply Requirement : DC 12V

Maximum power output : 50W X 4CH

Speaker impedance : 4 - 8 Ohm

Unit Dimensions(WxHxD) : 7.0 X 2.0 X 3.8 inch

Weight : 1.54 Lb (0.7 kg)

Fuse : 15 A

RADIO

FM

Frequency Range USA / EUROPE: 87.5 MHz - 107.9 MHz / 87.5 MHz - 108.0MHz
Channel step: 200 KHz / 50 KHz

AM

Frequency Range USA / EUROPE: 530 KHz - 1710 KHz / 522-1620 KHz
Channel step: 10 KHz / 9 KHz

USB/Card

Usable Audio Formats
Pre-amp Output
Frequency Response
S/N Ratio

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BT

BT Profile supports
Range of frequency

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11

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Headset, Handsfree and A2DP & AVRCP profiles

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MP3/WMA

Front and Rear

20 Hz - 20 KHz

60dB

2.4GHz spectrum