RETEKESS TR103 FM/MW/SW Portable Pocket Mini Radio User Manual

: June 6, 2024
: RETEKESS

RETEKESS TR103 FM/MW/SW Portable Pocket Mini Radio User Manual

External view and function tips

Rod antenna
Earpiece socket
Power button
Previous
LCD display screen
Next
Play/Pause button Long press: Station preset Short press: Manual tuning
Mode switch button
Volume + button
Volume – male
TF card socket
DC 5V power port

LCD instruction

FM mode display
Medium wave mode display
Short wave mode display
Micro SD card playback mode
Battery indicator
MW frequency unit
FM and SW frequency unit
Show track number about 2 seconds when press previous or next.
Show the playing time when the track is played
Show the frequency when receiving station
Volume display during volume adjustment

Radio operation

Set the power switch to “ON” to turn on the power.
Press function switch button (8) to reach FM, AM and SW play and the LCD frequency plays.
FM band switching: FM has two bands to choose, FM1:87-108MHz, FM2:64-108MHz. You can change the FM band by long press “M” (8) for 5 seconds to switch.
AM step switch: there are two options for MW step frequency, one is 9KHz, the other is 10KHz, you can change the MW step by long press the “M” button (8) for 5 seconds to switch.
Automatic preset station: Long press key (7) about 2 seconds, the station will be automatically saved in memory until all stations are saved, the unit will auto stop and playback the first station in memory. Then press the Previous and Next button to switch preset radio station.
Note: Please pull out Antenna when listening to FM/ SW radio for best reception.
Manual tuning: press key (7) to switch to manual tuning mode, and then press the Previous and Next button to adjust the radio frequency manually.

TF card to play

Set the power switch to “ON” to turn on the power.
Insert TF card with MP3/WMA audio format into the
TF socket (11).
Press the mode switch button “M” (8) to switch to the TF card mode, the track will be displayed on the LCD, and the play time will be displayed 2 seconds later.
Press (4) and (6) to select the track you want to play. Long press this button to select -10/+10 to play on a daily basis.
Example: when playing the fifth song, long press the button (6) once to play track 15, and long press twice to play track 25.
Press the “+” (9) and “-” button (10) to adjust the size of the sound and display the LCD volume value.
Press key (7) to stop the current play and press it again to resume playback.

Earpiece use

Put the stereo headphone in the headset jack (2). As the follow picture:
Press the volume+ or the volume-, to adjust to a suitable sound. As the follow picture:

Power switch button

Turn the power switch (3) to “ON” to turn ON the power and “OFF” to turn OFF the power.

Power supply

Charging:
The battery used in this machine is built-in lithium battery. When the battery is low, the battery symbol displays . If this, please charge in time. Plug in the external 5V power supply, then it automatically start
charging, and at this time the battery power symbol , which is in the flashing state. After the battery is fully charged, the battery line number is normally bright state.
(About 4 hours to be fully charged and could also be done in the shutdown state)

DC power supply

Use the USB charge cable to connect this unit and your computer, or other 5V USB adapter.
When reading the data of TF card with the computer, the TF card shall be put into the TF card socket of the machine (11), set the power switch to “ON” to turn on the power, and then connected with the
computer with a USB cable. The TF card data can be read automatically. If exit is needed, unplug function switch (3) to “OFF” position to exit card reading state for external connection
Warning: the disconnection device between the unit and the power supply of the power grid is the power plug. Please ensure that the unit can be conveniently contacted with the power plug during use, to avoid
for a disconnection.

Technical indicators

Power: 5V 0.6A
Rated power: 3W
Li-battery: 3.7V 600mAh
External earphone: 3.5mm
FM frequency: 64/87-108MHz MW frequency: 520/522-1710kHz SW frequency: 3.2-22.0 MHz
Output power level: 3W x 1
weight : about 72.6g
volume: 46x88x18mm

General questions and the solution

The electric equipment, such as fluorescent lamp, computer, TV, electric motor, will cause radiation interference to the radio. Please keep a certain distance when using it.
In the reinforced structure of high-rise buildings, there is shielding effect for broadcasting and signal. Please use it near the window to improve the sound effect.

RF ENERGY EXPOSURE AND PRODUCT SAFETY GUIDE

Before using this radio, read this guide which contains important operating instructions for safe usage and RF energy awareness and control for compliance with applicable standards and regulations.

Local Government Regulations

When radios are used as a consequence of employment, the Local Government Regulations requires users to be fully aware of and able to control their exposure to meet occupational requirements. Exposure awareness
can be facilitated by the use of a product label directing users to specific user awareness information.
Your Retekess radio has a RF Exposure Product Label. Also, your Retekess user manual, or separate safety booklet includes information and operating instructions required to control your RF exposure and to satisfy compliance requirements.

Unauthorized modification and adjustment

Changes or modifications not expressly approved by the party responsible for compliance may void the user’s authority granted by the local government radio management departments to operate this radio and
should not be made. To comply with the corresponding requirements, transmitter adjustments should be made only by or under the supervision of a person certified as technically qualified to perform transmitter maintenance and repairs in the private land mobile and fixed services as certified by an organization representative of the user of those services.
Replacement of any transmitter component (crystal, semiconductor, etc.) not authorized by the local government radio management departments equipment authorization for this radio could violate the rules.

FCC Requirements:

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions:
This device may not cause harmful interference, and
(2) this device must accept any interference received, including interference that may cause undesired operation.
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.

CE Requirements:

(Simple EU declaration of conformity) Henan Eshow Electronic Commerce Co.,Ltd declares that the radio equipment type is in compliance with the essential requirements and other relevant provisions of RED
Directive 2014/53/EU and the ROHS Directive 2011/65/EU and the WEEE Directive 2012/19/EU; the full text of the EU declaration of conformity is available at the following internet address: www.retekess.com.
Disposal The crossed-out wheeled-bin symbol on your product, literature, or packaging reminds you that in the European Union, all electrical and electronic products, batteries, and accumulators (rechargeable batteries) must be taken to designated collection locations at the end of their working life. Do not dispose of these products as unsorted municipal waste. Dispose of them according to the laws in your area.

IC Requirements:

This device contains licence-exempt transmitter(s)/ receiver(s) that comply with Innovation, Science and
Economic Development Canada’s licence-exempt RSS(s). Operation is subject to the following two conditions:
(1) This device may not cause interference.
(2) This device must accept any interference, including interference that may cause undesired operation of the device.

RF Warning Statements

The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.

RF Exposure Information

DO NOT operate the radio without a proper antenna attached, as this may damage the radio and may also cause you to exceed RF exposure limits. A proper antenna is the antenna supplied with this radio by the
manufacturer or an antenna specifically authorized by the manufacturer for use with this radio, and the antenna gain shall not exceed the specified gain by the manufacturer declared.
To avoid interference, turn off the radio in areas where signs are posted to do so.
DO NOT operate the transmitter in areas that are sensitive to electromagnetic radiation such as hospitals, aircraft, and blasting sites.

Avoid Choking Hazard

Small Parts. Not for children under 3 years.

Protect your hearing:

Use the lowest volume necessary to do your job.
Turn up the volume only if you are in noisy surroundings.
Turn down the volume before adding headset or earpiece.
Limit the amount of time you use headsets or earpieces at high volume.
When using the radio without a headset or earpiece, do not place the radio’s speaker