User Manual

3. DSC OPERATION FOR NON-DISTRESS CASES
3-24
3.6.2 Position call: other ship requests your position
You may turn automatic acknowledge of position request on or off with
POSITION CALL in the system setup menu. For further details, see page 4-3.
Automatic reply
1. When another ship requests your position, the status of the 5 ACK key is
AUTO ACK and the setting of POSITION CALL on the system setup menu is
ON, the FM-8800D/S transmits own position data, showing the display below.
Position auto ack
transmitted.
TCmd1 : POSITION
TCmd2 : NO INFO
CANCEL ALARM
AT 12 : 34
POS : 12
°
34N 123
°
45E
2. Press the CANCEL
key to silence the alarm. The display then looks like the one below, indicating
own ship's position.
** Send Message **
POSITION ACK
TCmd1 : POSITION
TCmd2 : NO INFO
AT 12 : 34
TO : 123456789
POS : 12
°
34N 123
°
45E
PRESS ENT
Manual reply
1. When a position request call is received and the setting of POSITION CALL
on the system setup menu is OFF, the audio alarm sounds and the display
changes as below.
Position request
call received.
TCmd1 : POSITION REQUEST
TCmd2 : NO INFO
FROM : 123456789
ROUTINE
CANCEL ALARM