Prunus J-777 User Manual

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PRUNUS J-777 Radio User Manual
◆If you will not use the radio for a long time, please take out the batteries.
◆Please do not use this product near water or put it into liquid.
◆Please do not use this product near the environment over 40 degrees Celsius.
◆Each index of the radio is adjusted well, so please do not adjust the components in
the radio.
Thank you for purchasing the PRUNUS J-777 radio. In order to get the best from the
radio please read this manual carefully before using it and take special notice of the
section on precautions.
①Power OFF/ON(FM/AM)
②Tuning knob
③Volume knob
④Earphone jack
⑤Antenna
⑥Power indicator
⑦Frequency display
⑧Speaker
⑨Battery door
The J-777 radio requires 2 AAA batteries (not included) which can be replaced.
Battery installation method:
1. Push the <⑨Battery door> to open the battery compartment.
2. Place the batteries according to its polarity.
3. Close the battery door.
4. Change the battery in time if the sound is distorted or the volume is faint.
Note:
◆When removing the depleted battery, if the battery leaks, remove it and thoroughly
wipe the liquid in the unit.
◆Waste batteries should be placed in designated recycling sites.
Precautions
Functional Components
Power Supply
Radio Reception
1. Push <①Power OFF/ON(FM/AM)> to turn on the radio. You can push to FM or AM
position according to your preferences.
2. Turn the <②Tuning knob> to adjust the position of red pointer inside <⑦Frequency
display> to related frequency, to select radio station.
3. Turn the <③Volume knob> to adjust the volume.
4. When finished listening, push <①Power OFF/ON(FM/AM)> to turn off the radio.
EN
Note:
◆When tuning to the FM stations, extend the <⑤Antenna> and adjust the position of
the aerial for the best reception; When receiving AM, rotate the radio to get the best
reception.
◆In order to get better reception, when using the radio indoors, please approach it to
the window and do your best to keep it away from the electronic devices (such as com-
puters, TVs, refrigerators, mobile phones, etc).
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Prunus J-777 Specifications

General

Brand	Prunus
Model	J-777
Category	Radio
Language	English

Summary

Product Precautions and Safety

Battery Handling for Storage

Remove batteries from the radio if it will not be used for a long time.

Liquid and Environment Safety

Avoid using the radio near water or in environments over 40 degrees Celsius.

Internal Component Integrity

Do not adjust internal radio components as they are pre-adjusted.

PRUNUS J-777 Functional Components Overview

Power and Band Selection

The power switch also selects between FM and AM bands.

Tuning and Volume Controls

Knobs for adjusting radio frequency and audio output level.

Audio Output and Connection Ports

Includes a speaker and an earphone jack for private listening.

Signal Reception Components

Features an antenna for signal reception and a frequency display.

Battery Compartment Access

The battery door provides access for battery replacement.

Power Supply and Battery Installation

Battery Requirements

The radio requires 2 AAA batteries, which are not included.

Battery Replacement Procedure

Instructions for opening the compartment, inserting batteries, and closing.

Battery Maintenance Notes

Handle leaking batteries carefully and dispose of waste batteries responsibly.

Radio Operation and Reception

Basic Operation Steps

Steps to turn on, tune, adjust volume, and turn off the radio.

Optimizing Reception

Tips for extending the antenna, positioning, and avoiding electronic interference.

Advanced Features and Support

Headphone Usage

Connect headphones to the earphone jack to mute the speaker.

Human Body Induction Effect

Explanation of how holding the radio can affect reception quality.

After-Sale Service Contact

Information on contacting customer support via QR code or email for assistance.