User's Guide

Restoring a Nuisance Channel........... 80
Call Alert Paging
............................................80
Receiving a Call Alert Page................ 80
Sending a Call Alert Page...................80
Emergency Operation....................................82
Sending an Emergency Alarm............ 83
Sending an Emergency Call
(Trunking Only).............................. 83
Sending an Emergency Alarm with
Emergency Call............................. 84
Sending a Silent Emergency Alarm.... 85
Change of Channels during
Emergency.....................................85
Emergency Keep-Alive Feature..........85
Man Down......................................................86
Pre-Alert Timer....................................87
Post-Alert Timer..................................87
Radio Alerts When Man Down
Feature is Triggered...................... 87
Triggering Emergency.........................88
Radio Alerts When Man Down
Enhanced is Triggered...................88
Exiting Man Down Feature..................89
Re-Initiating Man Down.......................89
Testing the Man Down Feature...........89
Automatic Registration Service (ARS)...........90
Selecting or Changing the ARS
Mode..............................................90
User Login Feature............................. 90
Text Messaging Service (TMS)..................... 92
Accessing the Messaging Features....92
Composing and Sending a New
Text Message................................ 93
Sending a Quick Text Message..........94
Priority Status and Request Reply
of a New Text Message................. 95
ASTRO 25 Advanced Messaging Solution..102
System Setup for ASTRO
Advanced Messaging Solution.... 103
Two-Factor Authentication................103
Sending a Query...............................106
Receiving a Query............................ 107
Secure Operations.......................................108
Selecting Secure Transmissions.......108
Selecting Clear Transmissions......... 108
Managing Encryption........................ 108
Security........................................................113
Radio Lock........................................113
Radio Stun and Kill...................................... 115
Radio Stun........................................ 115
Radio Kill...........................................116
Global Positioning System (GPS)................117
GPS Operation..................................117
Contents
4
English