Chapter 5: Digital Selective Calling (DSC)
87
6. Press SEND to transmit the Group Call.
The Group Call is transmitted on channel 70, and the radio tunes to the desig-
nated working channel to be used for the Group Call.
7. Press OK to confirm that the working channel has been changed.
l.
Receiving Group Calls
The Ray218E/Ray55E can receive Group Routine Calls from anyone in your
prearranged group.
When a Group Call is received, the LCD alternates between a screen displaying
the name (or MMSI ID) of the station in the group initiating the call and one
indicating that a request for a change of working channels is being made.
67
SHIP/SHIP
B
B
DSC MENU
SELECT
I
N
T
67
SHIP/SHIP
B
B
GROUP
SELECT
CALL
MY GROUP ID
I
N
T
D9406-2
67
SHIP/SHIP
B
B
GROUP
ROUTINE
I
N
T
RAYMARINE
SEAWATCH
[
EMPTY 3
]
[
EMPTY 4
]
[
EMPTY 5
]
SELECT
67
SHIP/SHIP
B
TO:
SEAWATCH
SELECT CH
GROUP
ROUTINE
I
N
T
70
DSC
B
TO:
SEAWATCH
CALLING...
GROUP
ROUTINE
72
SHIP/SHIP
B
I
N
T
TO:
SEAWATCH
TX COMPLETE
CH HAS BEEN
CHANGED
GROUP
ROUTINE
I
N
T
BACK
OK
72
SHIP/SHIP
B
TO:
SEAWATCH
PRESS SEND
GROUP
ROUTINE
I
N
T
BACK
SEND
OK
72
SHIP/SHIP
B
I
N
T
CH08
50 46.1718N
001 17.7189W
PM08:45LOC
CH09
CH10
INDIVIDUAL
GROUP
ALL SHIPS
POS REQUEST
RECV’D CALLS