10515-0372-4200, Rev. R
14
7
Push-To-Talk (PTT)
Button
Press to transmit. Make sure Push-To-Talk (PTT) is enabled (Section 4.6.1).
8
User-Programmable
Button (Middle Side)
Used to select a commonly used function as an alternative to navigating menus. This is
configured via programming using RPM.
9
User-Programmable
Button (Bottom Side)
Used to select a commonly used function as an alternative to navigating menus. This is
configured via programming using RPM.
Battery - Refer to Section 2.3 for battery connection and removal.
Provides Subminiature version A (SMA) antenna connector.
12 Emergency Button
Used to place radio in emergency mode (see Section 3.30). This button can be disabled
via programming using RPM. In addition, this button can be used in conjunction with a User
Programmable Button to Clear Emergencies if configured to do so.
13
Indicator Light Emitting
Diode (LED)
Red = actively transmitting.
Green = actively receiving.
Orange = actively transmitting encrypted.
14 Top Display
Top display shows summary of status such as channel, battery, scanning, and emergency
status. Display orientation can be configured for viewing from the front or rear of the radio
15 Speaker
Radio speaker which can be muted (Section 4.6.1). Volume can be adjusted using the
Power/Volume knob.
16 Microphone (Front)
When noise cancellation is enabled, the rear and front microphones are used together to
form a dual microphone system. Noise cancellation improves the quality of transmitted
voice. When noise cancellation is disabled, only the front microphone is used. See Section
3.8 for detailed information on using noise cancellation.
Front display shows complete status and radio menus.
18 Soft-Key Displays
Displays the current function associated with the corresponding soft key located directly
below each option on the keypad (Section 3.5).
19 Soft Keys
Dynamic keys that have their current function labeled in text directly above each button
(Section 3.5).
20 Select/Shortcut Button
Used to select the current menu or option that is highlighted by the navigator. Also used to
access the shortcut menu from the main screen (Section 3.34).
21 Navigator
Provides up, down, left, and right menu navigation. Also used for select and shortcut menu
navigation.
22 Keypad
Used to enter text or numbers, and to quickly access menus.
also acts as a home key to quickly navigate back to the main screen.