User's Guide

Encryption 153
Making an encrypted call
1 Select the network you wish to operate on.
2 Check that encryption is on ( is showing in
the display).
3 Press and hold the PTT key to transmit.
While you are transmitting, the LED glows red and
appears in the display.
If you transmit or receive an unencrypted call on
an encrypted network, the disappears and
your radio may be programmed to issue an
audible alert.
Receiving an encrypted call
When you receive an encrypted call, your radio
unmutes and you can hear clear speech, so long as
the key required to decode the call is stored in
your radio.
If the key required to decode the call is not stored in
your radio, then your radio remains muted and the
message Key fail appears.
If you transmit or receive an unencrypted call on
an encrypted network, the disappears and
your radio may be programmed to issue an
audible alert.