Group Calling (Group Call) - Midland neptune User Manual

8.5 Group calling (Group Call)

This function allows the user to call a specific group of stations which have the same MMSI
group code memorized in their transceivers and which signals the audio channel the user wishes
to speak on. Therefore you can only carry out the group call when you have programmed the
addresses in a directory like described in par. 10.10.
8.5.a Sending a group call
You can carry out a group call through following procedure:
1. Press breafly the function key correponding to "Call". On the display
appears: (N)
2. Press three times the function key correponding to "Type" in order to
visualize on the display the following situation: (O)
3. The outlined line below under "Group Call" appears when no address
has been programmed in the column "Dir".
4. Press the function key "Ch 06" to access the sub-menu.
5. Press several times the function key "Chan" to select one of the 23
available channels (simplex channels) and confirm by pressing the E-
button.
6. Like mentioned above, it is possible to insert manually the address of
who is desired to call (using the alphanumerical keypad), or to select
one of the addresses previously stored (maximum 16) by pressing se-
veral times the function key related to "DIR".
7. Then, after you have selected the communication channel and the owner address, the call can
be carried out by pressing the function key corresponding to "Send" and confirmed by pressing
the E-button.
8. At this point you can communicate with the stations on the pre-selected channel that have
given an answer to you.
Once inside a sub-menu, you can return at any time to the main CALL-menu by pressing the
C-button.
8.6 General call to all ships
(ALL SHIP SAFETY – ALL SHIP URGENCY)
8.6.a Sending a call to all ships
Sending a distress call without founded reason is a criminal offence.
Never use this function unless you find yourself in a situation that
merits requiring help.
1. You can carry out a call to all ships through following procedure:
2. Press the function key related to the written "DSC".
3. Press the function key related to "Call".
4. Press one time the function key "Type" in order to select the type of call
SAFETY, otherwise press two times to select the type URGENCY (P-Q).
5. Select the type of desired call and press the function key corresponding
to "Send". Channel 16 is automatically selected and the display reque-
sts confirmation before sending the call with the message: (R)
6. At this point:
- If you wish to confirm the call, press the E-button to continue.
- If you don't want to carry out the call ( because of errors), press the 16
button or the "C"-button to leave the menu.
7. The call will be carried out on channel 70. The radio then will return to
VHF mode on channel 16.
N
O
P
Q
R
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