User's Guide

Table Of Contents
6 Contents
Using the Location menu ......................................... 126
Using the Last stored menu ..................................... 127
Loneworker monitoring................................................. 127
Activating loneworker monitoring ............................. 128
Responding to a loneworker alarm .......................... 128
11 Encryption ...........................................................129
About encryption .......................................................... 130
About the proper key detect feature......................... 130
Encrypting calls ............................................................ 130
Making an encrypted call.............................................. 131
Receiving an encrypted call ......................................... 132
Changing the radio’s encryption key ............................ 132
Changing the transmit encryption key...................... 133
Changing the transmit encryption key back to
the default setting..................................................... 133
Changing the encryption keyset............................... 133
Removing encryption keys from the radio .................... 134
Deleting an encryption key....................................... 134
Deleting all encryption keys ..................................... 134
Updating encryption keys over-the-air.......................... 135
12 Customizing radio settings ...............................136
Extending battery life on a shift .................................... 137
Turning low power transmit on or off........................ 137
Changing the volume of all audible indicators.............. 138
Changing the volume of keypress tones ...................... 138
Changing to quiet operation ......................................... 139
Changing to silent operation......................................... 139
Turning on backlighting ................................................ 140
Turning backlighting on momentarily ....................... 140
Adjusting the display contrast....................................... 141
13 Charging and caring for batteries .....................142
About the chargers ....................................................... 143
6-way charger safety information ................................. 144
Special conditions when using IS/NI radios ................. 144
Before using the charger.............................................. 145
Charging temperatures................................................. 146
Leaving the battery on charge...................................... 146
Receiving calls while charging (not for battery-only vehicle
charger)........................................................................ 147
Low battery warning ..................................................... 148
Inserting the radio into the vehicle charger .................. 149
Charging a battery for the first time.............................. 150
Charging a battery........................................................ 150