Furuno FM-8500 Operator's Manual page 32

Transmitting DIST ACK
After transmitting DIST ACK
3-8
When you receive retransmission of distress alert from vessel in
distress.
* Received * DISTRESS CALL
ID: CH70
1 Press the [ALARM STOP] key to silence the alarm.
Then, press the [ENT] key successively to view
contents of distress message.
Acknowledge call <
ACK RELAY END ---
Press the [ENT] key.
* Ready for calling *
DIST ACK CALL CH70
2 If you do not receive DIST ACK from coast station
within three minutes and your vessel meets
requirements (see previous page) for transmitting
DIST ACK, transmit it by pressing the [CALL] key.
* Call in progress *
DIST ACK CALL CH70
Returns to normal display.
Begin search and rescue operations for the vessel in distress, com-
municating with the vessel over CH16 (automatically set) on the
FM-8500. Relay distress alert to coast station by MF DSC. Fi-
nally, follow instruction of the coast station.
ID of vessel in distress
>
(Your vessel
transmitting
DIST ACK)