Contacts Application Functions; Radio Check - Retevis RT72 User Manual

• Or press [ ] / [ ] key to Manual Dial, then press
[MENU] key to select, use keyboard to input a new ID.
5) Hold the radios in its upright position and keep it at a
distance of 1 to 2 inches (2.5 to 5.0 cm) from the mouth.
6) Press [PTT] key to initiate a call, LED indicator light is
red. The first line shows the user's alias or ID, the second
line shows the single and Private Call icons.
7) Release the [PTT] key to answer. When the radio
responds, the radio LED lights up green and the screen
displays the ID of the transmitting user.
8) If the "Channel Idle Tone" feature is enabled, when the
target radio releases the [PTT] key, you will hear a short
beep indicating that the channel is free for you to answer.
Press call key [PTT] to answer. If there is no voice activity
during the preprogrammed Private Call hang-up time, the
call is terminated.
9) You will hear a short tone; the screen shows the
termination of the call.
Note: If you release the [PTT] key while the radios is setting
up a call, it exits without any hint and returns to the previous
screen. radios can be preprogrammed to perform radios
presence detection prior to setting up a Private Call. If the
target radios does not answer, you will hear a short beep,
and the other party does not answer on the screen. The
radios returns to the menu before starting the radios
presence test.
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1.3 Contacts Application Functions

Digital contacts on the digital channel can initiate
corresponding application functions:
• For All Call contact, you can initiate a full call and send a
text message.
• For Group Call contacts, you can initiate a group call and
send a text message.
• Private Call contact, you can initiate a private call, edit
contacts, delete contacts, send text messages, launch
applications. Application features include: detection
intercom, call alerting, remote monitoring, intercom
activation, and radio desired.

1.3.1 Radio Check

In digital mode, you can initiate radio detection to a contact
without interfering with each other to confirm whether the
other party has turned on the unit or uses in the current
channel.
1) Press [MENU] key to enter the main menu.
2) Press [ ] / [ ] key to Contacts, then press [MENU]
key to select.
3) Press [ ] / [ ] key to Digital Contacts, then press
[MENU] key to select.
4) Press [ ] / [ ] key to the desired user alias or ID, then
press [MENU] key to select.
5) Press [ ] / [ ] key to Application, then press [MENU]
key to select.
• Or press [ ] / [ ] key to Manual Dial, then press
[MENU] key to select, flashing cursor appears, input the
user ID you want to call, then press [MENU] key.
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