User's Guide

Operating in conventional mode 73
If an acknowledgement is not received from the
recipient’s radio, you will have the option of either
canceling or resending the request.
Radio monitor
The radio unit monitor feature can be used when you
are concerned about the safety of a radio user on the
same DMR conventional channel. When you send a
radio-unit monitor request to a radio, it calls you back
without giving any indication that it is making a call.
You can hear any activity near the radio for up to 120
seconds.
To send a radio unit monitor request:
1 Press Menu and select Services >
Radio monitor.
You can also send a radio unit monitor request
from the Options menu of an address book
entry.
2 If an address book is configured, you can select to
either dial a number or show the address book.
Otherwise a preset list of radios will appear.
3 Scroll to the radio you want to monitor.
4 Press Send to.
The red LED glows and a message appears in the
display.
Send using
Dialed number
Address book
Back Select
Radio monitor
Car 2
Car 3
Send toCancel
Sending
R.U.M to
Car 2
Cancel