13 dual-tone multi-frequency, 14 keypad commands (system model control head) – Tyco Electronics M7200 User Manual

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MM-011553-001, Rev. A

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Menus and button function will vary depending upon system programming, radio
hardware, and optional configurations.

No V-TAC-related menus are displayed on non-V-TAC radios/control heads.
The “Vchan Menu” is only displayed if the V-TAC is in the SOI mode.
If a V-TAC is in an Extended Coverage mode (XCOV or XCOV-TG), the number of
portable radios (“clients”) connected to the V-TAC is displayed in the bottom line of the
dwell menu.
If a V-TAC is in Extended Coverage for a talk group (XCOV-TG), the selected talk
group and profile in use is displayed.

6.13 DUAL-TONE MULTI-FREQUENCY

Dual-Tone Multi-Frequency (DTMF) is the system used by touch-tone telephones. DTMF assigns a
specific tone frequency to each key so a microprocessor can easily identify its activation. The radio
supports DTMF with a system model control head (Figure 6-1). This allows for specific tasks such as
entering a user ID and password, or selective calling.

When a key on the DTMF keypad is pressed, the DTMF tone is played through the radio’s speaker.

6.14 KEYPAD COMMANDS (SYSTEM MODEL CONTROL HEAD)

To perform a command from the keypad, press the * key followed by one of the pre-set function keys as
follows:

Table 6-5: Keypad Function Commands

*0

Log-off command: *0## (logs the user off the system). See page 17 for additional information.

*1

Log-in command: *1<User ID> # <Password> ## (required for encryption). See page 16 for
additional information.

*4

Enter Scene of Incident Mode (SOI) on specified channel: *4<LC>#<Band># where LC is the
channel number that is being used as a SOI repeater and band is the number assigned to each
frequency band. For example, if LC 25 800 MHz (band 0) is being used for SOI, then enter
*4,25,#,0,#.

*4#

Exit SOI Mode

*6

Select Default Profile: Selects the default profile as long as the radio is not voice registered.

*7

Initiate Selective Alert command: *7<Target ID>#[Choose Message]#. See page 32 for
additional information.

*8

Radio-to-Radio Call command: *8<Selective call number> # (PTT to dial).

*9

Public Switched Telephone Network (PSTN) Call command: *9 <telephone number># (PTT to
dial). See page 33 for additional information.

*32

Begin Manual Encryption command: *32<

Encryption Key of up to 16 Digits for 128-bit AES

or 17-32 digits for 256-bit AES># See page 37 for additional information.

*33

End Manual Encryption command.

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