S E M SEM-GB3800 Portable Boombox Speaker System User Manual GB 3800 BTLFM3UC S03 FCCstd ENGLISH IM 160916
S.E.M. INDUSTRIES Portable Boombox Speaker System GB 3800 BTLFM3UC S03 FCCstd ENGLISH IM 160916
S E M >
User maunal_2AANA-SEM-GB3800
Rechargeable Wireless Boombox
Model : GB-3800
USER MANUAL
E-2
NOTE: CAUTION SYMBOLS ARE PRINTED ON REAR OF UNIT OR ACCESSORIES.
PLEASE REFER TO INSTRUCTION MANUAL.
PLEASE NOTE: YOU WILL FIND THE RATING LABEL FOR THIS PRODUCT LOCATED ON THE
REAR OF THE UNIT.
CAUTION: GROUNDING OR POLARIZATION: THE PRECAUTIONS SHOULD BE TAKEN
SO THAT THE WIDER BLADE OF THE AC PLUG (OF AC-ADAPTOR) MUST MATCH THE
SLOT IN RECEPTACLE "WALL SOCKET". (ONLY IF YOUR AC PLUG IS POLARIZED)
The lightning flash and arrowhead within the triangle is a warning sign
alerting you of "dangerous voltage" inside the product.
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
WARNING:
To reduce the risk of electric shock, do not remove cover (or back). No
user-serviceable parts inside. Refer servicing to qualified service personnel.
CAUTION:
The exclamation point within the triangle is a warning sign alerting you of
important instructions accompanying the product.
- KEEP MINIMUM DISTANCES (5cm) AROUND THE APPARATUS FOR SUFFICIENT VENTILATION.
- THE VENTILATION SHOULD NOT BE IMPEDED BY COVERING THE VENTILATION OPENINGS
WITH ITEMS SUCH AS NEWSPAPER, TABLE-CLOTHS, CURTAINS ETC.
- NO NAKED FLAME SOURCE SUCH AS LIGHTED CANDLES SHOULD BE PLACED ON THE APPARATUS.
- ATTENTION SHOULD BE DRAWN TO THE ENVIRONMENTAL ASPECTS OF BATTERY DISPOSAL.
- THIS APPLIANCE/ APPARATUS IS INTENDED FOR USE IN A MODERATE CLIMATE AND INDOOR USE.
EXCESSIVE SOUND PRESSURE FROM EARPHONES AND HEADPHONES CAN CAUSE HEARING LOSS.
CAUTION : DANGER OF EXPLOSION IF BATTERY IS INCORRECTLY REPLACED. REPLACE ONLY WITH
THE SAME OR EQUIVALENT TYPE. BATTERY REPLACEMENT MUST ONLY BE DONE BY A QUALIFIED
PROFESSIONAL TECHNICIAN.
WHEN ELECTROST ATIC DISCHARGE (ESD) OCCURS AT THE FRONT SURFACE (WHETHER METAL OR
PLASTIC) OR NEAR ANY PART OR ANY BUTTON OF THIS UNIT , OR AT THE USB PORT AND/ OR
SD-CARD SLOTS (I F THEY EXIST ON THIS PRODUCT), THERE MAY BE A POSSIBILITY THAT
THE PRODUCT MAY STOP OPERATION AND/ OR SHUT DOWN IMMEDIATELY. THIS IS A NORMAL
CONDITI ON AND INTENDED TO PROTECT THE UNIT AND INTERNAL COMPONENTS AGAINST DAMAGE.
IN SUCH A CASE, PLEASE RESET THE UNIT ( BY POWERING OFF THE UNIT AND DISCONNECTING AND
RECONNECTING AC-POWER SOURCE) TO REVERT THE UNIT TO NORMAL OPERATION.
ELECTROST ATIC DISCHARGE (ESD) PRECAUTION
CAUTION:
To reduce the risk of fire or electric shock or damage, do not expose this
appliance/ apparatus (including all it’s accessories such as AC-adaptor, etc.)
to dripping or splashing liquids, and no object filled with liquids should be
placed on the appliance/ apparatus (including all it’s accessories).
THE 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.
CHANGES OR MODIFICATIONS NOT EXPRESSLY APPROVED BY THE PARTY RESPONSIBLE FOR COMPLIANCE COULD
VOID THE USER'S AUTHORITY TO OPERATE THE PRODUCT.
NOTE: THIS PRODUCT 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 PRODUCT 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 THE PRODUCT 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 PRODUCT AND RECEIVER. -CONNECT THE PRODUCT 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.
1. Main Speaker (Left & Right)
2. Slot for placing your Smartphone/ Tablet
3. Handle
4. Liquid Crystal Display
5. Volume Control Knob
6. Bass + Key
7. Bass - Key
8. Treble + Key
9. Treble - Key
10. Function Key Panel
11. Power Button
12. Tune - / Back Key
13. Play / Pause / Pairing Key
14. Tune + / Next Key
15. Function Key
16. 10 Song Skip Forward Key (MP3)
17. P-mode / FM mode Key
18. Stop / Program Key
19. Memory - / Folder - Key
20. Memory + / Folder + Key
21. Charging Indicator LED
22. USB MP3 Port
23. SD Card Slot
24. Pairing Indicator LED
25. Telescopic antenna
26. Headphone Jack
27. Auxillary Input
28. USB Charging Port
29. DC Input (Micro USB)
2
E-4
LOCATION OF CONTROLS
E-3
OPERATION
POWER SOURCE
IMPORTANT
SOUND CONTROL:
26 27 28 2925
3
11
1
6 7
4
8
9
1
5
Enlarge view of the
Function key panel:
12 13 14 15
16
17
19 20
21 22 23 24
18
- This unit runs via internal rechargeable Lithium-ion battery.
- It can be recharged from any standard USB port (eg. PC USB port.)
- It can be also recharged with a Micro-USB AC adaptor.
- Please ensure your country’s AC-voltage is within the AC-Adaptor’s voltage range.
- Insert the micro USB plug of the AC Adaptor into the Micro USB Socket at the back of the unit.
- Plug the AC adaptor into a wall outlet with AC power.
- Press “On/Standby” key to switch ON the unit.
- The unit is charging if the charging LED indicator is on.
- Once the unit has been charged, it can simply be unplugged and taken anywhere to be used.
- Total play time when fully charged is about 5-6 hours.
- When the unit is not being used, we suggest to keep it plugged in and charging.
FOR REST RESULT, FULLY CHARGE THE UNIT BEFORE USE EACH TIME.
IF THE BATTERY IS FULLY DRAINED, PLEASE ALLOW IT TO RECHARGE
FOR A FEW HOURS BEFORE USE
- Adjusting loudness can be done by using the volume control on this unit and also the volume
control of the device you have already connected to (if using Bluetooth or AUX-Input Jack).
- You can also adjust the bass & treble knob (for stronger bass/ highs) for quality sound effect.
- To enhance the quality of music, this powerful sound system comes with two additional
equalization functions. At anytime during playback, you can use the Bass (b) and Treble (t)
button (+/-) for stronger bass / highs.
- The display will indicate the levels of the bass / treble (b/t), based on your adjustments.
IMPORTANT: If there is NO sound, ensure the volume on both devices is not set to 0.
FUNCTION KEY
Pressing the FUNCTION F Key repeatedly will allow you to see and select one of the different
source functions, as follows :
Bluetooth® WIRELESS PLAYBACK (A2DP Audio Streaming)
- This unit can wirelessly playback audio from any device with Bluetooth A2DP function.
- The wireless range is approximately within 10m (30Ft.)
- Simply pair your device (eg. Smartphone) to this unit to enjoy Wireless Audio Streaming.
How to pair your device to this unit:
- Make sure Bluetooth is switch ON in your Device (Smartphone/ Tablet).
- Switch on the speaker unit, and press “FUNCTION” key repeatedly until display shows BT.
- Once the PAIRING LED Indicator begins flashing, you will find the unit listed in the Bluetooth
connection list of your device (eg. In your Smartphone or Tablet).
- Make connection on your device (eg. Press “CONNECT”).
- If asked for a pass code, enter “0000”.
- This is one-time event per device. To pair your unit with another device, please repeat the
above steps. The unit remembers up to 4 devices.
- There is no need to repeat this pairing procedure for up to 4 devices, even if unit is
powered off.
- The unit will also automatically pair with the LAST paired device if it is found when the unit
is powered ON and switched to Bluetooth® mode.
- Note that only one device can be paired at any given time, but the unit will remember up to
4 devices in memory.
- The PAIRING LED light will indicate the Bluetooth Status of the unit:
Searching LED flashes slowly
Pairing LED blinks faster
Connected LED stays on
STATUS PAIRING LED LIGHT
BT FM USB SD AUX
Bluetooth Radio MP3
player MP3
player Input
Jack
10
E-6
OPERATION
E-5
OPERATION
USB & SD CARD MEMORY PORTS (For MP3 PLAYBACK)
KEY
NEXT
FUNC.
BACK
For USB thumb drive & SD Card
Skip to next song
+ 10
FOLDER +/ FOLDER -
PLAY/ PAUSE
P-MODE
Press repeatedly until “USB” or “SD” is displayed
Skips 10 tracks forward during MP3 play (USB / SD card)
Choose folder location on your USB/ SD Card (Not usable in RANDOM play mode)
Skip to previous song
USING THE FM RADIO
NOTE:
It takes time to “Open & Verify” a large USB-Drive/ SD-Card, and count all the song files.
If there are many files, it can take up to 60 seconds for this process.
IMPORTANT: REMOVAL OF USB DRIVES & SD CARDS
Never remove SD Cards or USB drives from the unit during playback.
Always STOP playback, then press “FUNCTION” key to switch to another mode (FM/BT/AUX)
before removing your USB/SD memory to prevent damage to your song files and memory
devices itself.
- Press “FUNC” key repeatedly until display shows FM.
- To improve radio reception, adjust position of the unit. To further enhance reception, extend the
telescopic antenna found at the rear of the unit.
- After tuning into a desired station, use “FM MODE” key to select (MONO/STEREO) mode.
- In some case, when the reception is poor, we highly recommend to use “MONO” mode for
better clarity.
Manual Frequency Adjustment (Scan Mode)
- Press & immediately release “TUNE+” or “TUNE-” key to manually adjust the radio frequency
1 step at a time.
- When the desired station is reached, it can be saved into one of the “MEMORY” positions.
(See “Radio Memory” section for further details).
Automatic Frequency Adjustment (Seek Mode)
- Press & Hold (For 2 seconds) “TUNE+” or “TUNE-” key to seek the next available radio station
frequency.
- When the desired station is reached, it can be saved into one of the “MEMORY” positions.
(See “Radio Memory” section for further details).
Radio Memory
- After tuning into a desired station, it can be stored into one of the 20 available memory positions.
- Short Press “PROG.” key to go to memory tuning mode. Display will show “P-01” (FLASHING).
- Press & release “MEMORY+” or “MEMORY-” key to choose the desired memory storage
position you would like to store into (P-01 to P-20).
- Short Press “PROG.” key again to confirm selection. The display will stop flashing.
Recalling a saved memory station
- Short press “MEM+”/ “MEM-” key to find a saved memory position.
- To erase a saved radio station, simply replace it with a new station in same memory position.
- The following chart shows how to use USB/SD mode:
Using Audio Line-in Connection (AUX-input)
- This unit comes with an Audio Line-input jack(Labelled Aux-Input), allowing you to connect a
device using an Auxillary cable.
- Connect your external device to this unit using a standard stereo headphone (3.5mm to 3.5mm)
cable.
- Press “FUNCTION” key repeatedly until display shows “AUX”.
- Switch on your external device & activate playback on it.
- Playback of external device will start momentarily. Adjust the volume control of the main unit
and your external device to the desired level.
- Playback control can be done only through your external device.
- Remember to switch off the unit when you finish using the external device.
USB charging port
This unit is equipped with a DC 5V USB charging port on the back panel. To utilize this feature,
simply connect the device you would like to charge (eg. Smartphone or Tablet) to a suitable USB
cable and plug it into the USB charging port. (This function is only active when the unit is plugged
into an AC adaptor). The external device will be charged automatically when it is successfully
connected, even during playback.
Start playback or pause playback
STOP Stop playback
- - -
Power Supply : ............... Rechargeable Lithium 3.7V/ 2100mAh X 1 PC. (Built-in)
Recharge Power : ........... USB 5V (500mA or higher)
SPECIFICATIONS
NORMAL
PLAY REPEAT
1REPEAT
FOLDER REPEAT
ALL RANDOM
PLAY
FM STEREO INDICATOR
106.5
FM MHz
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ST