Magnavox MMA3778 User manual

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FCC NOTICE:
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:
Reorient or relocate 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.
FCC STATEMENT:
This device complies with part 15 of the FCC Rules. Operation is subject to the
following two conditions:
(1) This device may not cause harmful interference, and
(2) This device must accept any interference received, including interference
that may cause undesired operation. The antenna(s) used for this
transmitter must be installed to provide a separation distance of at least
20 cm from all persons and must not be co-located or operating in
conjunction with any other antenna or transmitter.
FCC WARNING:
To assure continued operation, follow the attached installation instructions and
use only shield cables when connecting to other devices. Changes or
modifications not expressly approved by the party responsible for compliance
could void the user's authority to operate the equipment.

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Main Unit:
Remote Control:
LOCATION OF CONTROL
12
14 15
3 4 5 6 7 8 9 10 11
12 13
IR
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
MIC (Microphone) Volume Control Knob
Power On-Off/Volume Control Knob
AUX (In) Jack
MIC IN ( Microphone In) Jack
MODE Button
REP/ (Repeat/Light On-Off) Button
Button
Button
Button
USB Port
TF (Micro SD Card) Slot
USB 5V (Micro USB) Port (For charging only)
Indicators
LED Display
Remote Sensor
12 3
4
5
8
6
7
9
VOL+ MODE
VOL-
2
0
3
56
8
4
79
1
1. (Standby) Button
2. VOL+ (Volume Up) Button
3. MODE Button
4. Button
5. Button
6. Button
7. VOL- (Volume Down) Button
8. （Repeat）Button
9. Numeric Buttons

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MODE REP/LIGHT
NOTES:
1. When charging, you can also play and listening music at the same time.
2. Your battery will last longer if you following these simple guidelines for caring and storing:
A. Before first time use, recharge the unit approximately 12 hours until the unit is fully
charged.
B. Charge and store the unit within the temperature range of 5°C - 35°C (40°F - 95°F).
C. Do not overcharge (longer than 24 hours). Excessive charging or running the unit
until completely flat will damage battery. Battery life will be extended if you keep
the battery fully charged.
D. Battery life naturally shortens slowly over time.
E. The rechargeable battery incorporated in this product is not user replaceable.
PC
USB Connection Cable
Main Unit
To USB Port on PC or USB Charger
To USB 5V (Micro USB) Port
Main Unit:
The unit has a built-in Li-ion rechargeable battery, charge it before first time use or
when it is drained (or the red indicator “ ” appears on the display and blink) as follows:
1. Connect the small plug from the supplied USB Connection Cable to the USB 5V
(Micro USB) Port on the front of unit.
2. Connect the full size USB Plug from the supplied USB Connection Cable to the USB
Port on the Personal Computer or USB Charger (Computer and USB Charger not included).
3. When charging, the Red Indicator on the front of unit will illuminate. When charging is
complete, it will turn off.
POWER SOURCE:

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Remote Control:
BATTERY PRECAUTIONS:
1. For first time use, remove and discard the insulation film as illustrated below:
2. Replacing the button cell when it is drained as follows:
Follow these Battery Precaution when using a battery in this device:
1. Use only the size and type of battery specified.
2. Be sure to follow the correct polarity when installing the battery as indicated in the
battery compartment. A reversed battery may cause damage to the device.
3. Do not mix different types of batteries together (e.g. Alkaline and Carbon-zinc) or
old batteries with fresh ones.
4. If the batteries in the device are consumed or the device is not to be used for a
long period of time, remove the batteries to prevent damage or injury from possible
battery leakage.
5. Do not try to recharge the battery not intended to be recharged; it can overheat and
rupture. (Follow battery manufacturer’s instructions.)
6. Do not dispose of battery in fire. Battery may explodes or leak.
7. Clean the battery contacts and also those of the device prior to battery installation.
8. This product contains a coin/button cell battery. If the coin/button cell battery is
swallowed, it can cause severe internal burn in just 2 hours and can lead to death.
Keep new and used batteries away from children. If the battery compartment does
not close securely, stop using the product and keep it away from children.
If you think batteries might have been swallowed or placed inside any part of the
body, seek immediate medical attention.
Push and slide out the button cell as shown below.
Replace the button cell with new CR2025 button cell with the polarity markings
on the rear of the Remote Control.
Close the button cell holder.
VOL+ MODE
VOL-
2
0
3
56
8
4
79
1

EFFECTIVE DISTANCE OF REMOTE CONTROL
OPERATION:
Playback Modes: Voice Prompt: Indicators:
BT (Bluetooth) Bluetooth ready for connection “bLUE” will appear on the display
(and blink)
USB USB Indicator “U/TF” on display will illuminate
TF (Micro SD) Card Memory Card Indicator “U/TF” on display will illuminate
AUX (In) AUX In “AUX” will appear on the display
FM Radio Radio Radio frequency “875 - 1080”
(87.5-108.0 MHz) will appear on
the display
General Operation:
1. When there is an obstacle between the unit and the transmitter, the transmitter may
not operate.
2. When direct sunlight, an incandescent lamp, fluorescent lamp or any other strong
shines on the remote control of the unit, the remote operation may be unstable.
1. Recharge the built-in Li-ion battery as previously instructed.
2. Turn the Power On-Off/Volume Control Knob on the front of unit clockwise to power
on the unit. The LED Display will illuminate.
3. Press the MODE Button on the unit or Remote Control repeatedly to switch to desired
playback mode. The unit will illuminate the indicators and a sound will prompt you with
a selection (see list below):
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IR
>±45°
>±45°
15 Feet

Turn the Power On-Off/Volume Control Knob on the unit (Or, press the VOL (Volume) +/-
buttons on the Remote Control) to adjust the volume level as desired.
Press the Button on the unit or Remote Control to pause; press again to resume
to normal playback.
(In AUX mode, press it to mute the sound, press again to turn the sound back on .)
In BT, USB, TF (Micro USB) Card playback modes, press the or buttons on the unit
or Remote Control repeatedly to skip tracks.
Press REP/ Button twice to turn off the Decorative Lights, press twice again to turn it on.
In USB, TF (Micro USB) Card playback modes, press the REP/ Button on the
unit or Button on the Remote Control to set or reset the repeat mode as the list below.
To cancel the repeat playback mode, turn the Power On-Off/Volume Control Knob on
the unit counterclockwise until “Click” sound is heard to shut off the unit.
Note:
If the Audio Connection Cable; Micro SD Card and/or USB Device had NOT inserted
into the unit, the correspondence selection will not be available.
NOTE: Remote Control will not functioning in power off mode. Turn the Power
On-Off/Volume Control Knob on the front of unit clockwise to power on the unit before
use Remote Control.
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5. When finished listening, press the Button on the Remote Control to turn the unit to Standby
mode. Press again to turn on the unit on from Standby mode.
6. Or, turn the Power On-Off/Volume Control Knob on the unit counterclockwise until “Click”
sound is heard to shut off the unit.
4. During playback:
Repeat Modes: Showing on LED Display: Function:
Repeat one Correct track will be playback repeatedly
Repeat folder FoLd All the tracks in the same folder will be
playback repeatedly
Random playback rAn All tracks will be playback randomly
Repeat All ALL All the tracks will be playback repeatedly
+ OnE

2. Power on the unit and enter to USB mode as previously instructed:
You will hear an audible prompt say “USB”.
Indicator “U/TF” on display will illuminate.
Music on USB Device will be automatically played back.
3. During playback:
Turn the Power On-Off/Volume Control Knob on the unit (Or, press the VOL
(Volume) +/- buttons on the Remote Control) to adjust the volume level as desired.
Press the Button on the unit or Remote Control to pause; press again to resume
to normal playback.
Press the or buttons on the unit or Remote Control repeatedly to skip tracks.
Or, press the numeric buttons on the Remote Control to enter the track number
of the desired track to play it directly.
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BT Mode:
BT (Bluetooth) pairing:
Notes:
When the external BT Device searched the unit, our model number “MMA3778”
will appear on the display of external BT Device.
If while pairing you are asked for a code please try "0000" or "1234".
For first time use or re-pairing the unit to a new BT Device, pair as follows:
1. Power on the unit and enter to BT mode as previously instructed. You will hear an
audible prompt say “Bluetooth ready for connection” and indicator “bLUE” will appear
on the display and blink.
2. Power on the external BT Device and enter to BT searching mode. Start pairing
following the on screen instructions from the external BT Device. When paired, the
unit will sound a prompt “Bluetooth connected” and indicator “bLUE” on display will
stop blinking.
3. If pairing is complete you may now play music with your external BT Device.
USB:
To play the music in external USB Device:
1. In power off mode, connect the USB Device into the USB Port on the front of unit
as illustrated below:
Normal operation after pairing:
1. Power on the external BT Device and enter to BT playback mode.
2. Power on the unit and enter to BT mode as previously instructed. You will hear an
audible prompt say “Bluetooth ready for connection” and indicator “bLUE” will
appear on the display and blink.
3. Wait a few seconds until the unit is automatically paired to the external BT Device.
When paired, the unit will sound a prompt “Bluetooth connected” and indicator
“bLUE” on display will stop blinking.
4. After pairing is complete you may now play music with your external BT Device.
MODE REP/LIGHT

2. Power on the unit and enter to TF (Micro SD) Card playback mode as previously
instructed:
You will hear an audible prompt say “Memory Card”.
Indicator “U/TF” on display will illuminate.
Music on TF (Micro USB) Card will be automatically played back.
3. During playback:
Turn the Power On-Off/Volume Control Knob on the unit (Or, press the VOL
(Volume) +/- buttons on the Remote Control) to adjust the volume level as desired.
Press the Button on the unit or Remote Control to pause; press again to
resume to normal playback.
Press the or buttons on the unit or Remote Control repeatedly to skip tracks.
Or, press the numeric buttons on the Remote control to enter the track number of
the desired track to play it directly.
Notes:
AUX IN:
TF (Micro SD Card):
To play the music in TF (Micro SD) Card:
1. In power off mode, insert the TF (Micro SD) Card (not included) into the TF (Micro SD)
Card Slot on the front of unit with contacts facing down as illustrated below:
To listen from an external Audio Player such as MP3 Player, Discman … etc.
1. In power off mode, connect one end of supplied Audio Connection Cable to the AUX Out/
Line Out/Phone Jack on the external Audio Player.
2. Connect the other end to the AUX IN Jack on the front of unit as illustrated below:
Up to 32 GB TF (Micro SD) Card /USB Device the unit supports to play.
When inserting the TF (Micro SD) Card /USB Device, make sure the direction you selected
is correct. Never insert violently to avoid damaging the TF (Micro SD) Card /USB Device or
the unit. If it doesn’t work, please check if the direction is correct.
Before replacing TF (Micro SD)/USB Device, make sure the unit has been powered off.
You also need to download the desired music in MP3 format into the TF (Micro SD) Card
/USB Device before insert into the unit.
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MODE REP/LIGHT
MODE REP/LIGHT

Note:
3. Power on the unit and enter to AUX IN mode as previously instructed:
You will hear an audible prompt say “Aux in”.
“AUX” will appear on the display.
4. Play the music on the connected Player as usual. (Make sure the volume level of the connected
Audio Player is turned to high level.)
5. During playback:
Turn the Power On-Off/Volume Control Knob on the unit (Or, press the VOL (Volume) +/-
buttons on the Remote Control) to adjust the volume level as desired.
FM RADIO:
To listen FM Radio:
This unit has a built-in FM antenna which provides adequate reception. If reception is weak,
reassemble the other direction/location of the unit to improve the reception.
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Antennas:
To sing along with the music playing:
1. Connect the plug from Microphone (not included) to the MIC IN Jack on the front of unit as
illustrated below:
2. Power on the unit and play the music as usual.
3. Speak or sing into the microphone.
4. Turn the Power On-Off/Volume Control Knob to adjust the sound level of microphone and music.
6.35mm
Mic connection
If feedback noise (high audio frequency noise) is hearing from the speaker, turn the Power
On-Off/Volume Control Knob counterclockwise to reduce the microphone/music level or moving
the Microphone away From the speaker.
MICROPHONE:
MODE REP/LIGHT
1. Power on the unit and enter to AUX IN mode as previously instructed:
You will hear an audible prompt say “Radio”.
FM radio frequency “875-1080” (87.5-108.0 MHz) will appear on the display.
2. To store the available FM stations into the unit (up to 30 stations) at first time use (or relocate
the unit to a new location):
Press and hold the Button on the unit or Remote Control approximately 2 seconds
until FM frequency on the display will start running.
Wait a few minutes, the unit will automatically store all the available FM stations into the
memory then playback the first station.
Press the or buttons on the unit or Remote Control repeatedly to select and
play the stored FM station as desired.
If you know the frequency of desired FM station, you can use the numeric buttons on the
Remote Control to enter the frequency then play it direct. For example, if you want
received FM station 106.5 MHz. You can press the numeric buttons on the Remote
Control “1” + “0” + “6” + “0”.

Check the following before requesting service:
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Power Source: Built-in DC 3.7V, 2400mAh (8.88WH) rechargeable Li-ion
Battery; recharge by DC 5V through the USB 5V (Micro USB）Port
Impedance of Speakers:
Audio Power:
BT Version:
BT Operation Distance:
15W; 3Ω
5W (RMS)
4.2
Up to 32 Feet in open area
SPECIFICATIONS AND ACCESSORIES ARE SUBJECT TO CHANGE WITHOUT NOTICE
1 x Owner’s Manual
1 x Remote Control (Uses 1 x CR2025 button cell, included)
1 x Connection Cable (For Charging Only)
1 x Audio Connection Cable with 3.5 mm Stereo Plugs
OPERATION:
GENERAL SPECIFICATIONS:
PACKAGE INCLUDES:
SYMPTOM POSSIBLE CAUSE POSSIBLE SOLUTION
Can’t power on Built-in battery drained
The unit in power off mode Turn the Power On-Off/Volume Control
Knob to power on the unit
Recharge the battery as page 4
No sound or
sound weak Volume of the unit was set to
minimum position
Increase the volume level by turn the
Power On-Off/Volume Control Knob
clockwise
Volume level of paired/connected
device is in low level
Rise the volume level of the paired/
connected device
AUX (In)
Volume level of the paired/connected
device too high
Reduce the volume level of the paired/
connected device
Sound distortion Volume level too high Reduce the volume level by turn the
Power On-Off/Volume Control Knob
counterclockwise
AUX (In)
The external BT device too far from
the unit
Place the external BT device close to
the unit
BT not functioning The external BT device had NOT
paired to the unit
Pair the external BT device to the unit
as page 8