ELBE RF-49-USB USB SD TF Digital Radio Instruction Manual
- June 12, 2024
- ELBE
Table of Contents
USB SD TF DIGITAL RADIO
RF-49-USB
INSTRUCTION MANUAL
RF-49-USB USB SD TF Digital Radio
1. Display
2. Power ON/OFF
3. MP3/Radio
4. Mem / Play/Pause / Scan
5. Previous
6. Next
7. Volume Control
8. Numerical Keys “0” / Adj| 9. USB Connector
10. TF Card Slot
11. Numerical Keys
12. FM Antenna
13. Aux-in Jack
14. Headphone Jack
15. SD/MMC Card Slot
16. DC 5V USB Cable connector
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OPERATING INSTRUCTION
Battery Supply
Open the battery compartment and insert as indicated in the compartment one
Rechargeable Batteries, Li-ion 3.7V
Battery Charging
Connect the unit by inserting the USB cable into DC 5V IN jack, and inserting
the other end into the USB interface or USB charger. The charging time is
around 3 hours. The charging indicator will flash during battery charging.
To use 5V AC/DC adapter for external DC charging, plug the connecting cable to
the DC jack. (Voltage adapter is an optional accessory. Do not charge the
battery with the AC / DC adapter for more than 24 hours.)
IMPORTANT
If the unit has not been used for a long period of time, the rechargeable
battery may be completely discharged into a “sleep mode” condition. This is
the characteristics of all the rechargeable battery. For the first time to
recharge (to wake up) the battery, it is recommended to charge for a period
exceed 5 hours but not exceed 24 hours.
Radio
- Press Power button for 2 seconds to switch on the unit.
- Press Next or Previous button for a second to start radio scanning.
- Press Adj. button for 2 seconds, and then press Next or Previous button for adjust the radio frequency.
- Adjust the sound volume by pressing Vol- & Vol+.
- Press Power button for 2 seconds to switch off the unit.
Radio Preset (Auto-Scan)
- Press Mem / Play Button / Scan for 2 seconds to start Auto-Scan Preset Stations. It will auto-stop when all the stations have been found out.
- Press Next or Previous button to select preset stations.
Radio Preset (Programming)
- Tune to desire radio frequency.
- Press Mem / Play Button / Scan once to program mode. The “P01” will be shown on the display. Press Next or Previous button to select stored position “P02” “P03”… , and press Mem / Play Button / Scan once to confirm.
- Press Next or Previous button to select preset stations.
Input Radio Station
Press Number Keys to direct enter the frequency of Radio Station. The unit
will tune to the entered radio station immediately.
To improve reception:
Pull out the telescopic aerial. To improve FM Reception incline and turn the
aerial, reduce its length if the FM-signal is too strong (very close to a
transmitter).
USB, SD/MMC CARD, TF Card PLAYBACK
Able to decode and playback all MP3 files which stored in the memory media
with USB connector, SD or MMC Card Slot, TF Card.
- Press MP3/Radio once to MP3 mode.
- Before connecting the USB media to the unit, make sure the port is in correct direction and will connect. Or insert SD/MMC/TF Card straightly without bending.
- The system will automatically start reading the MP3 files in the USB Storage Media, SD or MMC Card, TF Card.
- Press Next / Previous / PLAY Buttons for Next / Previous / PLAY FUNCTION.
- Press Number Keys to direct enter the sound track sequence.
Wrongly connect the USB Storage Media, or SD/MMC/TF Card upside down could damage the unit or the USB Storage Media or SD/MMC/TF Card. A locked SD/MMC/TF Card cannot detected or playback.
SPECIFICATIONS
| Power Output: | 1W RMS |
|---|---|
| Input Power: | DC 5V |
| Rechargeable Battery: | DC Li-ion 3.7V 600mAh |
PRECAUTIONS:
-
Do not expose the unit to extreme temperature nor high humidity to ensure normal functioning for a long lifetime.
For instances, never place the unit in bathing areas nor around stoves and radiators. -
If you find the unit is not working properly, please take it to your nearest services centre. Do not attempt to repair by yourself.
WARNING :
To prevent fire or shock hazard, do not expose the unit to rain or moisture.
To avoid electrical shock, do not open the cabinet, refer to service agent or
qualified engineer only.
Disposal
Batteries do not belong in household waste. As a consumer, you are required by
law to recycle used batteries. You can recycle your old batteries at public
collection points or wherever the product was sold.
For environmental reasons, do not dispose of the device in the household waste
at the end of their service life. Dispose of the unit at a suitable local
recycling point.
References
Read User Manual Online (PDF format)
Read User Manual Online (PDF format) >>