Time-Out Timer; Interference Eliminator Code; Keypad Lock - Retevis RT45 Mode D'emploi

the channel and code of all radios in your group.
• For maximum clarity, hold radio 5 to 7 centimeters from mouth.
• Press and hold "PTT" and speak into the microphone. LED
indicator light glows continuously when transmitting.
• To receive messages, release "PTT".
Volume
Press Up button to increase or DOWN button to decrease the
volume .The volume level icon v is displayed. Select volume level
1-8.
Channel
• Press "MENU" button the channel number will begin to flash.
• Use "UP" or "DOWN" button to change channel.
• Press "PTT" button to set new channel.

Interference Eliminator Code

Interference eliminator codes help minimize interference by
providing you with a choice of code combinations.
• Press "MENU" button until the code number begins to flash.
• Use "UP" or "DOWN" button to change the code.
• Press "PTT" to set new code.
You can specify a different code for each channel.
• To set a channel and code combination, press "MENU" button
and then press "UP" or "DOWN" button to select the channel.
• Press "MENU" button again and then press "UP" or "DOWN"
button to select a code.
• Press "PTT" to exit the menu and to save the channel and code
combination.
To set another channel and code combination, repeat these steps.
6

Time-out Timer

The Time-out Timer feature helps extend battery life by preventing
accidental transmission. The radio will emit a continuous warning
tone after "PTT" button is pressed for 3 minutes and will stop
transmitting.

Keypad Lock

The keypad lock disables the "MENU", "UP" and "DOWN" buttons.
It also disables the scan function, but allows you to use the "MON"
button to monitor the channel.
Press and hold the "LOCK" button for three seconds to lock or
unlock the keypad. When the radio is locked the lock icon will
show in the display.
Scan
By scanning, you can monitor channels and codes for transmissi-
ons and lock in on the one that interests you. More importantly,
you can find someone in your group who has accidentally changed
channels and is talking during your scan.
• To start scanning, briefly press and release the "MON" button.
• If you activate scan while your code is set to 0, then the radio will
check for any activity on each channel, regardless of the code in
use on that channel.
• If you activate scan while the code is set on 1 to 121, then the
radio will check for any activity on each channel, except the code
0 in use on that channel.
• While the radio is scanning, Scan Icon will display and the radio
will scroll through the channels.
• When activity is detected on a channel, the radio will stop
scanning and you will hear whatever transmissions are detected.
7