Owner`s manual

8 TriSquare Electronics Corporation

acts as a (t) Back button.

3.5.1 CALL Function - Press the Call button to send a call alert

to other users on the same Channel. The radio will transmit a call

on the Channel that is currently showing on the display. A radio

that receives the call will play a preselected ring tone. It is not

necessary to send a call before transmitting your voice to another

user on the same Channel.

3.5.2 BACK Function - When navigating the Menu Systems or

Contacts, the (t) Back button usually moves back to a previous

menu. When entering characters for Contacts or text messaging,

the (t) Back button moves the cursor back one space.

3.6 Keypad Lock / Next (u) Button Functions

When on the Main screen, this button acts as the Keypad

Lock button, and while in the Contacts menu or while text

messaging, this button acts as a (u) Next button.

3.6.1 LOCK Function - Pressing and holding the Lock

button for 3 seconds will lock the radio keys, with the exception

of the PTT, Power On/Off, Call button and Volume Up/Down

button. The Lock icon ( ) will be displayed on the LCD display

and an audible tone will sound when keypad is locked. Pressing

and holding the Lock button again for 3 seconds will unlock the

keypad and the Lock icon will disappear and another audible tone

will be heard.

3.6.2 NEXT Function - While entering characters for Contacts

or text messaging, use of the (u) Next button will move the cursor

to the right one space.

4 Other Radio Functions and Features

4.1 CHANNEL Selection

All of the TriSquare eXRS radios are set from the factory to

channel “0”. The TSX300 has the capability of 10 Billion

channels. You can input any 10-digit channel number

between 0 and 9999999999, for 10 Billion unique

channels. All eXRS radios will communicate with other eXRS

radio provided that they are set to the same Channel. It is

suggested that you enter a new channel unique to you into

the MY RADIO part of memory (detailed below), and for

simplicity where appropriate, the user may use their area

code and phone number, or some part of it. You can enter a

Group channel from the main screen, or may select one from

the Contacts List.