Furuno FS-1570 Operator's Manual page 46

4 DISTRESS OPERATIONS
2. The display changes as below. It takes about 40 seconds to transmit the distress alert,
and the number of seconds until transmission is completed is shown at the bottom of
the display. At this time the output power of the radiotelephone is automatically set to
maximum.
Distress
call in progress!
NATURE: UNDESIGNATED
12 ° 34N 123 ° 45E AT 12:34
POS:
TELEPHONE
DSC FREQ :
TIME TO GO :
3. After the distress alert has been sent, the display changes as below. Wait to receive
the distress acknowledge call from a coast station, which usually takes 1-3 minutes.
(The [DISTRESS] button remains lit until the equipment receives the distress
acknowledge call from a coast station.) The timer counts down the number of minutes
before retransmission (if necessary), from 3.5 to 4.5 minutes, randomly set.
At this time, the equipment cannot receive any calls except the distress alert
acknowledge call. The distress alert you sent is recorded in the TX log.
Wait for distress
acknowledgement.
NATURE: UNDESIGNATED
12 ° 34N 123 ° 45E AT 12:34
POS:
TELEPHONE
DSC FREQ :
TIME TO GO:
4. When the distress acknowledge call is received, the audio alarm sounds and the
display changes as below.
Distress acknowledge
call received.
FROM COAST:
001234567
SHIP IN DIST:
123456789
NATURE: UNDESIGNATED
12 ° 34N 123 ° 45E AT 12:34
POS:
TELEPHONE
Note: If you do not receive the distress alert acknowledge call, the equipment
automatically re-transmits the distress alert and then awaits the distress alert
acknowledge call. This is repeated until the distress alert is acknowledged.
5. Silence the alarm with the [CANCEL] key. The contents of the distress acknowledge
call appear.
4-2
2182.0 KHZ
2187.5 KHZ
38S
Time to go until distress
alert is completely transmitted.
2182.0 KHZ
2187.5 KHZ
3M10S
2182.0 KHZ
STOP ALARM