Icom IC-M423GE Instruction Manual page 44

7
DSC OPERATION
■ Making DSC calls
D Making an Individual call (continued)
Or, when the acknowledgement 'Unable to comply' is re-
ceived, alarm sounds and the screen below is displayed.
Push [ALARM OFF] to stop the alarm. Then push [EXIT]
to return to the operating channel (before you entered the
MENU screen).
i After communicating, push [EXIT] to return to the normal
operating mode.
✓ Tip
When the optional MA-500TR/MA-510TR*
is connected to your transceiver, you can make in-
sponder
dividual DSC calls to selected AIS targets on the transponder
without needing to enter the target's MMSI code.
See pages 69 and 70 for more details.
* Unreleased as of April 2020.
34
D Making an Individual Acknowledgement
When you receive an Individual call, you can make an ac-
knowledgement ('Able to Comply,' 'Propose New Channel,' or
'Unable to Comply') by using the on-screen prompts. (Quick
ACK) Also, you can send an acknowledgement through the
MENU system. (Man ual ACK)
Quick ACK:
q When an Individual call is received, alarm sounds and the
screen below is displayed.
Push [ALARM OFF] to stop the alarm.
w Push [ACK].
-
class b ais tran