D
Operating Instructions
CAUTION!
Incorrect positioning of the batteries may damage the batteries as well as the device.
There is a danger of explosion if the wrong type of battery is used.
Dispose of used batteries according to the instructions.
3.3. Battery Indicator
The PMR walkie-talkie detects the battery level and displays it as follows:
Battery is full or almost full:
Battery is low or empty:
Note
To ensure good communication the batteries should be replaced as soon as the 'low battery'
symbol is displayed.
4. OPERATION
4.1. Switching the PMR Walkie-Talkie ON and OFF
To Switch ON
Press and hold the
on the LCD screen.
To Switch OFF
Press and hold the
4.2. Call Button (Ring Tone)
The CALL button can be used to send a ring tone to other users on the same channel.
Press and release the
if it is tuned to the same channel and is within transmission range.
4.3. Adjusting the Speaker Volume
There are 8 volume levels, with the current volume setting being displayed on the LCD screen.
To adjust the speaker volume, press the
(DOWN) button to lower it. The volume symbol will be displayed on the LCD screen as a set
of bars that either increase or decrease in size.
4.4. Receiving a Call
The device is always in receive mode as long as it is switched on and is not transmitting. When a
signal is received on the currently selected channel the signal reception symbol 'RX' displays on
the LCD screen.
4.5. Transmitting (Sending)
Press and hold the PTT button to transmit a voice signal. The LCD screen displays the signal
transmission symbol 'TX'.
Hold the device in a vertical position, with the microphone at a distance of 5 cm from your
mouth. Speak into the microphone in a normal voice while pressing the the PTT button.
Release the PTT button when you are finished transmitting.
10
BA_PMR_Walkie_Talkie_TRX_3500_0486178_150528.indd 10
displays without blinking
blinks continuously
(On/Off) button. A specific beep is heard. The active channel is displayed
(On/Off) button. A specific beep is heard and the LCD screen goes dark.
(Call) button. The device sends a 2-second ring tone to the other device
PMR Walkie-Talkie TRX 3500
(UP) button to increase the volume or the
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