Installation manual

Chapter 2: Operation

32 DSC calls

Display for a DSC session

1. Head line showing the type of call that

initiated the DSC session, see table

below for a list of available head lines.

2. Session status line displays the current

state of the session:

•WAIT FOR ACKNOWLEDGE – You

made an individual call to a station and are awaiting a reply to

establish connection.

• OCCUPIED - The DSC transmission mechanism waits until the DSC

channel (70) is free.

• TRANSMITTING - Transmission of a DSC message is ongoing.

• IN COMMUNICATION WITH – The communication has been established.

3. The MMSI number of the other party, if contact to a specific station or

group shall be established.

4. Elapsed time since the reception of a call request or an acknowledgement.

5. Session state:

• (ACTIVE) — transmitter tuned into the communication channel.

•(HOLD) — parked session.

6. Channel used for following communication (if any) when the session is

active.

Headline Explanation

OWN DISTRESS The ship is in own distress. See also Sending a

distress message on page 25.

DISTRESS RX You watch or participate in a distress communication

for another station in distress

RELAY calls

(numerous)

You watch or participate in a distress communication

for another station in distress

INDIVIDUALTX

WAIT FOR ACKNOWLEDGE

MMSI: 278888913

ELAPSED TIME

0:12

(

ACTIVE

)

CHANNEL

:15

LO CH:15

QUIT

INFO

HOLD