I Receiving Dsc Calls - Icom IC-M421 Instruction Manual

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I Receiving DSC calls

D D Receiving a distress call
While monitoring Channel 70 and a distress call is received:
➥ The emergency alarm sounds for 2 minutes.
• Push [CLR] to stop the alarm.
➥ "
" appears in the display, then Channel
16 is automatically selected.
➥ Continue monitoring Channel 16 as a coast station may re-
quire assistance.
D D Receiving a distress acknowledgement
While monitoring Channel 70 and a distress acknowledge-
ment to other ship is received:
➥ The emergency alarm sounds for 2 minutes.
• Push [CLR] to stop the alarm.
➥ "
" appears in the display, then Channel
16 is automatically selected.
D D Receiving a distress relay call
While monitoring Channel 70 and a distress relay acknowl-
edgement is received:
➥ The emergency alarm sounds for 2 minutes.
• Push [CLR] to stop the alarm.
➥ "
" appears in the display, then Channel
16 is automatically selected.
6
DSC OPERATION
6
37

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