Emergency Transmission - Icom IC-F9511T User Manual

■ Announcement function ■ Announcement function
Transmitting
The Announcement function allows you to send an
announcement signal to only a specific group, and
only in the Trunking mode.
The members of the target group can only receive,
and not transmit, announcements.
[Digital Button] key assignment is necessary to use [Digital Button] key assignment is necessary to use
the Announcement function.
1Push [Digital Button] to enter the digital call
type selection mode.
2Push [CH Up] or [CH Down], or rotate
[CH Up/Down] to select "ANNOUNCEMENT."
3Push and hold [PTT] to transmit the
announcement signal to the target group.
• The Transmit indicator lights red.
4Push and hold [PTT] and speak into the
microphone. microphone.
5Release [PTT] to stop transmitting.
Receiving
1When a matched announcement signal is
received;
• The Busy indicator lights green.
• The ringer sounds. (Depending on the pre-
setting.)
• "ANNOUNCEMENT" and calling station ID
(or name) are displayed for 2 sec.
(Depending on the pre-set value.)
The calling station name (or ID)
2You can listen to the announcement.

■ Emergency transmission

The P25 emergency mode can be accessed by
pushing the [Emergency] key. An Emergency alarm
is automatically transmitted once, or repeatedly*1,
to the dispatcher (Trunking mode) or Talkgroup
(Conventional mode).
54
APCO P25 Mode Operation
Moreover, while in the emergency mode, Emergency Moreover while in the emergency mode Emergency
calls can be transmitted with [PTT] to a Talkgroup.
If your transceiver is programmed for Silent
operation, you can transmit Emergency alarms and
Emergency calls without the beep sounding or the
LCD display lighting. [Emergency] key assignment is
necessary to transmit the Emergency alarm.
▒ ▒ NOTES:
▒ When the Auto TX function is pre-set, the
▒ transceiver automatically transmits the
▒ microphone audio for the specified time
▒ period*2 after the emergency alarm
▒ transmission, even if the emergency repeat
▒ cycle is set to '1.' Ask your dealer for details.
▒ - An HM-148G or HM-152 hand microphone is
▒ required for the transceivers. ▒ required for the transceivers
▒ When the Auto RX function is pre-set, the
▒ transceiver stands-by in the audible mode, for
▒ the specified time period*2, after the
▒ emergency alarm transmission.
*1 Depending on the emergency repeat cycle setting.
*2 Depending on the pre-set value.
Transmitting an Emergency alarm
1Push and hold [Emergency] for the specified time
period*2 to enter the emergency mode.
• The countdown starts immediately.
2After the specified time period*2 has passed, the
transceiver automatically transmits an Emergency
alarm once, or repeatedly, to inform the
dispatcher that the transceiver is in the emergency
condition.
• To exit the emergency mode, push and hold
[Emergency] before transmitting an
Emergency alarm.
• When the emergency repeat cycle is set to '1,'
the transceiver transmits an Emergency alarm,
exits the emergency mode and returns to normal
operation.
• After receiving an acknowledgement, "ACK
RECEIVED" is displayed, and depending on the
pre-set value, the transceiver exits the emergency
mode.
• When an acknowledgement is not received, "NO
ACKNOWLDG" is displayed. And depending on
the pre set value, the transceiver automatically the pre-set value the transceiver automatically
transmits the microphone audio (Auto TX).
3 To exit the emergency mode, turn the power
OFF.
g y