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DSC Procedures | RS90 Operating Manual
Sending an all ships call
1. Select DSC MENU → ALL SHIPS.
2. Select one of the two call priorities:
• SAFETY
Use to send safety information to all ships within range.
• URGENCY
Use when a serious situation or problem arises that could lead to
a distress situation.
3. On the “CHOOSE CH” screen, select INTER-SHIP. (Or, select MANUAL
to use a duplex channel—see point 2 of “General usage” on page
51.)
The display shows “SET INTER”
4. Use ▲ or ▼ to reach the working channel you want to specify and
press [OK].
5. When the SEND prompt appears,
• Press [OK] to send the call request on CH70, or
• Press [X] to exit without sending.
¼ Note
For information on receiving an all-ships call, see “Receiving a DSC
all-ships call” on page 66.
Call Logs
The call logs store details of the DSC calls as follows:
Call type Description
Last call Details of the last incoming call
Call Log Details of the last 20 incoming calls
(does not include distress calls)
Distress log Details of the last 20 distress calls received
Sent calls log Details of the last 20 sent calls
You can use the call logs to call back a vessel that sent a call.
DSC CALL
INDIVIDUAL
LAST CALL
GROUP
ALL SHIPS
USA
C
Hi
DSC
PRI
ALL SHIPS
SAFETY
URGENCY
USA
C
Hi
DSC
PRI
CHOOSE CH:
INTER-SHIP
MANUAL
USA
C
Lo
DSC
ALL SHIPS
SAFETY
SET INTER
Lo
USA
C
Hi
DSC
PRI
ALL SHIPS
SAFETY
SEND?
Lo
USA
C
Hi
DSC
PRI