Simo Electronics MMA3790 User Manual
SIZE: 70x158mm
MODEL: MMA3790
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
1. 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.
2. Changes or modifications not expressly approved by
the party responsible for compliance could void the
user's authority to operate the equipment.
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.
1
USB
7
OFF ON /V-
TF
DC 5V
MODE
/V+
1 2 3 4 5 6
-
1. Power ON/OFF Switch
/V-
2. Button
3. Button
/V+
4. Button
5. MODE Button
6. DC 5V (Micro USB) Port (For charging only)
7. TF (Micro SD) Card Slot
8. USB Port
9. Indicators
The unit has a built-in Li-ion rechargeable battery, charge it
before first time use or when it is drained as follows:
1. Connect the small plug from the supplied USB Connection
Cable to the DC 5V (Micro USB) Port on the 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 Charging Indicator on the unit
will illuminate.
4. When charging is complete, the Red Charging Indicator
will turn off.
TF
OFF ON /V-
NOTES:
1. When charging, you can also play and listen to music at
the same time.
2. Your battery will last longer if you follow these simple
guidelines for caring and storing:
A. Before first time use, recharge the unit approximately 4
hours until the unit is fully charged.
B. Charge and store the unit within the temperature range of
USB
MODE
/V+
To Micro USB Port
To Computer
or USB Charger
2
5°C - 35°C (40°F - 95°F).
C.Do not overcharge (longer than 24 hours). Excessive
charging or running the unit completely flat will damage
8
9
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.
OPERATION:
General Operation:
1. Recharge the built-in Li-ion battery as previously
instructed.
2. Power on the unit by sliding the Power ON/OFF Switch
to ON position.The Decorative Lights on the unit will
illuminate and blink.
3. Press and release the MODE Button repeatedly to
switch to desired playback mode.The unit will sound a
prompt with your selection (see list below):
Playback Modes:
BT (Bluetooth)
USB
TF (Micro SD) Card
Voice Prompt:
Bluetooth ready for connection
USB
Memory Card
BT Mode:
BT (Bluetooth) pairing:
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 the Decorative Lights on the unit
will illuminate and blink.
2. Power on the external BT Device and enter to BT search
mode. Start pairing following the on screen instructions
from the external BT Device. When paired, the unit will
sound a prompt “Bluetooth connected”.
3. If pairing is complete you may now play music and
answer the phone with your external BT Device.
4. During playback：
● Press the Button on the unit to pause; press again
to resume to normal playback.
● Press and release the or buttons repeatedly to
adjust volume level as desired.
● Press and hold the or buttons repeatedly to skip
/V-
/V+
/V-
/V+
tracks.
5. When finished listening, sliding the Power ON/OFF
Switch to OFF position to shut off the unit.
Notes:
● When the external BT Device searches for the unit, our
model number “MMA3790” will appear on the display of
external BT Device.
Note:
If the TF (Micro SD) Card and /or USB Device have NOT
been inserted into the unit, the corresponding selection
will not be available.
4. During playback:
● Press the Button to pause; press again to resume
to normal playback.
● Press and release the or buttons repeatedly to
adjust volume level as desired.
● Press and hold the or buttons repeatedly to
/V-
/V+
/V-
/V+
skip tracks.
MODE
5. Press and hold the
seconds
to turn off the Decorative Lights, press and
Button approximately 2
● If while pairing you are asked for a code, please try "0000"
or "1234".
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”.
3. Wait a few seconds until the unit is automatically paired
to the external BT Device.
4. After pairing is complete you may now play music and
answer calls with your external BT Device.
hold again to turn it on.
6. When finished listening, sliding the Power ON/OFF
Switch to OFF position to shut off the unit
USB:
To play music in a USB Device:
1. In power off mode, connect the USB Device (not included)
into the USB Port on the unit as illustrated below:
USB
TF
OFF ON /V-
MODE
/V+
2. Power on the unit and enter to USB mode as previously
instructed:
● You will hear an audible prompt say “USB”.
Music in the USB Device will be played back.
●
3. During playback:
● Press the Button on the unit to pause；press
again to resume to normal playback.
● Press and release the or buttons repeatedly to
/V-
/V+
adjust volume level as desired.
/V-
● Press and hold the or buttons repeatedly to skip
/V+
tracks.
4. When finished listening, sliding the Power ON/OFF
Switch to OFF position to shut off the unit.
TF (Micro SD) Card:
To play the music in TF (Micro SD) Card:
1. Insert the TF (Micro SD) Card (not included) into the
TF (Micro SD) Card Slot on the unit with contacts
facing to USB Port as illustrated below:
USB
TF
OFF ON /V-
MODE
/V+
3. During playback:
● Press the Button on the unit to pause; press again
to resume to normal playback.
● Press and release the or buttons repeatedly to
adjust volume level as desired.
● Press and hold the or buttons repeatedly to
/V-
/V+
/V-
/V+
skip tracks.
4. When finished listening, sliding the Power ON/OFF
Switch to OFF position to shut off the unit.
Notes:
p to 32 GB
● U
● When inserting the TF (Micro SD) Card/USB Device,
TF (Micro SD)
Card/USB Device supported.
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.
● You also need to download the desired music in MP3
format into the TF (Micro SD) Card/USB Device before
insert into the unit.
TROUBLESHOOTING:
Check the following before requesting service:
SYMPTOM
Can’t power on
No sound or
sound weak
Sound
distortion
BT not
functioning
POSSIBLE CAUSE
Built-in battery drained
The unit is in power off
mode
Volume of the unit was set
to minimum position
Volume level of
paired/connected device
is in low level
Volume level too high
Volume level of the
paired/connected device
too high
The external BT device
had NOT paired to the unit
The external BT device
too far from the unit
POSSIBLE SOLUTION
R
echarge the battery as page 2-3
Power on the unit by sliding the
Power ON/OFF Switch to ON
poition.
Increase the volume level by
press and release the Button
repeatedly
Rise the volume level of the
paired/connected device
Reduce the volume level by
press and release the Button
repeatedly
Reduce the volume level of the
paired/connected device
Pair the external BT device to the
unit as page 4
Place the external BT device
close to the unit
/V+
/V-
GENERAL SPECIFICATIONS:
Power Source
Impedance of Speakers
Audio Power
BT Version
BT Operation Distance
Built-in DC 3.7 V, 1500 mAH (5.55 WH) rechargeable
Li-ion Battery; recharge by DC 5V through Micro
USB Port
3 ohm
3 W
4.2
Up to 32 Feet in open area
PACKAGE INCLUDES：
1 x Owner’s Manual
1 x USB Connection Cable (For Charging only)
SPECIFICATIONS AND ACCESSORIES ARE SUBJECT
TO CHANGE WITHOUT NOTICE
LIMITED WARRANTY
Craig Electronics Inc. warrants this product to be free from
manufacturing defects in material and workmanship under
normal use for a period of 180 days from date of purchase. If
service is required, please return the product to the store where it
was purchased for exchange; or, pack the unit in the original
packing material with all accessories if applicable, a copy of your
sales receipt and a Cashier’s check or Money Order for $7 (to
cover shipping and handling costs) payable to Craig Electronics
Inc. For consumers in Canada, please make sure that the cashier
check or money order is redeemable through a U.S. bank. Ship
your product freight pre-paid. Your unit will be repaired, replaced
or if the unit can not be repaired or replaced, a refund will be
forwarded to you within four weeks of receipt of your unit. Please
ship your unit to:
Craig Electronics Inc.
1160 NW 163 Drive
Miami, Fl 33169
This warranty is void if the product has been: a) Used in a
commercial application or rental. b) Damaged through misuse,
negligence, or abuse. c) Modified or repaired by anyone other
than an authorized Craig service center. d) Damaged because it
is improperly connected to any other equipment.
Note: This warranty does not cover: a) Ordinary adjustments as
outlined in the Owner’s Manual which can be performed by the
customer. b) Damage to equipment not properly connected to the
product. c) Any cost incurred in shipping the product for repair. d)
Damage to the product not used in the USA.
This warranty is not transferable and only applies to the original
purchase. Any implied warranties, including the warranty of
merchantability, are limited in duration to the period of this
expressed warranty and no warranty whether expressed or
implied shall apply to the product thereafter.
Under no circumstance shall Craig Electronics Inc. be liable for
any loss or consequential damage arising out of the use of this
product. This warranty gives specific legal rights. However, you
may have other rights which may vary from state to state. Some
states do not allow limitations on implied warranties or exclusion
of consequential damage. Therefore, these restrictions may not
apply to you.
This product has been manufactured by and is sold under the
responsibility of Craig Electronics Inc, and Craig Electronics Inc.
is the warrantor in relation to this product. MAGNAVOX and
SMART. VERY SMART are registered trademarks of Koninklijke
Philips N.V. and are used under license from Koninklijke Philips
N.V.
2. Enter to TF (Micro SD) Card mode as previously
instructed:
● You will hear an audible prompt say “Memory Card”.
To Obtain Service on your Product
email:magnavox@craigelectronics.com
● Music in the card will be played back automatically.
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4
5 6
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Printed in China MMA3790_WC_E0SI1_B0US
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