Icom IC-FR9020, Instruction Manual

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8.2 CALL ALERT
To send a Call Alert, push [F] then push [A] or [B]
until the selection is displayed, then enter the tar-
get ID of the radio to alert and push [#]. If the target
radio has received the Call Alert the display should
show “ACK” (acknowledgement).
Figure 12 displays a Call Alert ACK.
Figure 12
8.3 RADIO CHECK
The dispatcher can send a message to a subscrib-
er unit requesting a response from the radio. (For
example, to check if it is in operation.)
To initiate a Radio Check, push [F] then push [A]
or [B] until the selection is displayed, then enter
the target ID of the radio to alert and push [#]. If the
target radio has received the Call Alert the display
should show “ACK” (acknowledgement).
Figure 13 shows Radio Check display.
Figure 13
8.4 RADIO INHIBIT
This function is used to disable a subscriber unit
(mobile or portable). The subscriber unit cannot
be turned ON at all until an Uninhibit Command
is sent. The password must match the password
entered in the BTIII program for inhibit to occur.
To inhibit a radio, push [F] then push [A] or [B] un-
til the selection is displayed then enter the target
radio’s ID. Push [D] and enter the programmed
password, then push [#]. The target radio will be
totally disabled. If the target radio has received
the Call Alert the display should show “ACK” (ac-
knowledgement).
Figure 14 shows the Radio Inhibit entry display.
Figure 14
8.5 RADIO UNINHIBIT
Used to enable a subscriber unit that has been
disabled, the password must match the password
entered in the BTIII program.
To uninhibit a radio, push [F] then push [A] or [B]
until the selection is displayed and enter the target
radio’s ID, enter the password and then push [#].
The target radio will be returned to normal opera-
tion. The target radio should send an ACK if suc-
cessful.
Figure 15 shows the Radio Uninhibit entry mode.
Figure 15
8.6 STATUS UPDATE
Used to send user status. The status numbers re-
lates to an actual message list. Indicates the User
status (0–255) and Unit status (0–255).
To send a Status Update, push [F] then push [A]
or [B] until the selection is displayed and enter the
target radio ID. Then push [D] and enter the user
(USR), message number, push [D] again and en-
ter the unit number, then push [#]. If the target ra-
dio has received the Call Alert the display should
show “ACK” (acknowledgement).
Figure 16 shows Status Update ready to be sent
to 366.
Figure 16
8.7 STATUS REQUEST
Used to request the status of another unit. After
the
request is sent the target unit should respond
with the current status. In the example below USR:
2 means the number 2 status message.
To send a Status Request, push [F] then push [A]
or [B] until the selection is displayed and enter the
target radio ID then push [#]. The target unit should
respond with the message number, unit ID and
ACK.
Figure 17 shows Status Request received from
366.
Figure 17
Call Alert
To: 366
MD N
Fm: 00000366 (ACK)
Radio Check
To: _
MD N
Fm: 00000366 (ACK)
Radio Inhibit
To: _
Password: MD N
Radio Uninhibit
To: _
Password: MD N
Status Update
To: 366
USR: 1 UNT: 0 MD N
Status Request
To: 366
USR: 2 UNT: 0 MD N
FM: 00000366 (ACK)