Icom IC-M502 Instruction Manual page 28

6
DSC OPERATION
Receiving a distress relay acknowledgement
While monitoring channel 70 and a distress relay acknowl-
edgement is received:
Emergency alarm sounds for 2 minutes.
• Push any switch to stop the alarm.
"Received DTRS RLY ACK" appears in the display; then,
channel 16 is automatically selected.
Received
DTRS RLY ACK
< Tokyo CG
> Icom2
Receiving a distress relay call
While monitoring channel 70 and a distress relay call is re-
ceived:
Emergency alarm sounds for 2 minutes.
• Push any switch to stop the alarm.
"Received Distress RLY" appears in the display; then,
channel 16 is automatically selected.
Monitor channel 16 until the emergency communication
has been completed.
Received
Distress RLY
< Icom2
> Tokyo CG
24
Receiving an all ships call
While monitoring channel 70 and an all ships call is received:
Emergency alarm sounds when the category is "Distress"
or "Urgency;" 3 beeps sound for other categories.
"All ships Distress," "All ships Safety" or "All ships Urgency"
appears in the display; then, the channel specified by the
calling station is automatically selected for voice communi-
cation.
Monitor the selected channel for an announcement from
the calling vessel.
Received
All ships
Safety
< Icom3
Receiving an individual call
While monitoring channel 70 and an individual call is re-
ceived:
Emergency alarm or beeps sound depending on the re-
ceived category.
"Individual Distress," "Individual Safety," "Individual Ur-
gency" or "Individual Routine" appears in the display.
The channel specified by the calling station is automatically
selected for checking the channel condition.