User guide

Identifying Radio Controls
English
9
Site Search (Trunking Only) – Performs site search for AMSS
(Automatic Multiple Site Select) or SmartZone operation.
Status (Astro 25 Trunking Only) – Sends data calls to the
dispatcher about a predefined status.
Talkaround/Direct (Conventional Only) – Toggles between
using a repeater and communicating directly with another radio.
Talkgroup (Conventional Only) – Allows a call from an
individual radio to a group of radios.
Text Messaging Service (TMS) – Selects the text messaging
menu.
TMS Quick Text – Selects a predefined message.
User Login – Automatically registers with the server.
Zone Down – Toggles downward through the zones in the
radio.
Zone Select – Allows selection from a list of zones.
Zone Up – Toggles upward through the zones in the radio.
Assignable Settings or Utility Functions
Air Horn – Toggles the external airhorn alert tone on or off.
All Tones/Alerts – Toggles all tones on or off.
Channel Announcement – Allows you to hear the Voice
Announcement audio file that is assigned to the radio’s current
channel/mode.
Dimmer – Changes the display brightness.
External Radio – Toggles external radio on or off.
Front/Rear – Switches one of two control heads to be active at
one time.
HiLo – Toggles the Hilo Airhorn tones on or off.
Backlight – Toggles display backlight on or off.
Horns/Lights – Toggles horns and lights feature on or off.
Keypad Mute – Toggles the keypad tones on or off.
Keypad Lock – Locks the radio’s keypad, or even locks in the
radio’s currently operating channel when the Mode Knob scrolls
to other channels.
Low Power – Toggles transmit power level between high and
low.
Manual – Toggles the manual tone on or off.
