![background image](http://html.mh-extra.com/html/icom/ic-m421/ic-m421_instruction-manual_612795043.webp)
37
6
DSC OPERATION
New2001
6
■
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.
➥
“
RCV DISTRESS
” 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.
➥
“
RCV DTRS ACK
” 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.
➥
“
RCV DTRS REL
” appears in the display, then Channel
16 is automatically selected.
INT
25W
TAG
RCV DTRS REL
<Bob
<CLR˘
CALLING
Beep Off>
INT
25W
TAG
RCV DTRS ACK
<Beck
<CLR˘
CALLING
Beep Off>
INT
25W
TAG
RCV DISTRESS
<Paul
<CLR˘
CALLING
Beep Off>
!IC-M421-3.qxd 06.5.26 1:44 PM Page 37 (1,1)
Summary of Contents for IC-M421
Page 1: ......
Page 42: ...re ush call or r Push ENT to transmit the polling request call to the se lected station ...
Page 61: ...55 12 TEMPLATE 11 12 Unit mm 164 78 149 61 6 ...
Page 62: ......
Page 63: ...57 28 3 14 2 111 2 60 6 Unit mm ...
Page 64: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan ...