JRC JSS-2250, Instruction Manual

Page: 108 / 220

Operation
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3 Special calls (medical transport/neutral ship)
When sailing dangerous waters such as in areas of political instability, additional information can
be added to urgency calls made to all ships in the area if any of the following apply.
・
Own ship is performing medical transportation and protected under the 1949 Geneva
Convention.
・
Own ship is of neutral nationality in accordance with ITU resolution 18 (Mob-83).
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Procedure
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1
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Set 7.5.4 Medical/Neutral use to ON,
before this call operation.
- This setting is always reset to the
default value (OFF) after turning
the power off and on.
-
These calls can always be received
regardless of the settings.
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22
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Make the urgency area call as described
in "4.5.2.2 Area calls."
The subject items can be edited
according to these settings.
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4 Receiving urgency calls
When receiving an urgency call from a coast or another ship station, the message is displayed
immediately with the specific alarm for urgency calls, and treat the message appropriately. Note
that the two tone alarm is applied for urgency calls and differs from routine or safety call alarms.
(1) Receiving an Individual Call
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Procedure
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This procedure is the same for routine and
safety calls. However, the screen shown at
right is displayed with the alarm.
The example message contains the following
information.
- Message type: Individual call
- Caller's MMSI: 123456789
- Communication mode: Radiotelephone
-
Work frequency: Tx 4125.0 kHz
Rx 4125.0 kHz
- Sequence process: ACK RQ
-
Reception frequency: 4207.5 kHz
Note
Note
P r e s s C A N C E L t o s i l e n c e a l a r m .
I D 4 3 1 0 0 1 2 3 4 T I M E 2 3 : 5 9 ( U T C )
P o s 8 9 ﾟ 5 9 . 0 1 2 3 ' N
1 7 9 ﾟ 5 9 . 6 7 8 9 ' E @ 2 3 : 5 9 ( E X T )
T E L R x : 2 0 6 5 . 0 / T x : 2 0 6 5 . 0 k H z
R e c e i v e d u r g e n c y m e s s a g e
T y p e : I n d i v i d u a l c a l l
F r o m : 1 2 3 4 5 6 7 8 9
M o d e : R a d i o t e l e p h o n e
W o r k F R Q : T x 4 1 2 5 . 0 k H z
R x 4 1 2 5 . 0 k H z
E O S : A C K R Q
R x F R Q : 4 2 0 7 . 5 k H z
7.5)DSC/WKR condition
1.Automatic ACK
2.WKR scanning FRQ
3.Safety/Routine alarm :ON
4.Medical/Neutral use :
ON
5.Group ID : [0 ]
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