JRC JSS-2250, Инструкция по эксплуатации

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Operation
4-40
4.4.3 Receiving routine calls
When receiving a DSC call from a coast or ship station, the message will be displayed
immediately on the screen. After that, perform the following procedures as appropriate.
(1) Receiving an individual call
(Type: Radiotelephone or Telex)
■
Procedure
■
1
11
.
..
The screen at right is displayed, and the
ALM lamp blinks and the alarm grows
louder gradually.
The example message contains the following
information.
-
Message type: Individual call
- Caller's MMSI: 123456789
- Communication mode: Radiotelephone
- Work frequency: Tx 2065.0 kHz
Rx 2065.0 kHz
- Sequence process: ACK RQ
- Reception frequency: 2177.0 kHz
2
22
.
..
Press the CANCEL key or ENT to stop
the alarm, and the screen at right is
displayed.
3
33
.
..
If the call can be accepted, select Accept
and press ENT.
¾ The acknowledgement procedure screen as
shown at right is displayed.
¾ After that, the status is shown at Stage. Here
it is checking if the channel is free.
¾ See the following notes for information about
the other items (Unable/NewCH/Cancel) in
the handling menu.
4
44
.
..
When a free channel is confirmed, the
antenna is tuned, and an acknowledgement
message is sent.
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 )
D S C R x : 2 1 7 7 . 0 / T x : 2 1 7 7 . 0 k H z
R o u t i n e i n d i v i d u a l A C K
S t a g e : W a i t i n g f o r C H f r e e
T i m e : 0 . 1 m i n a f t e r c a l l i n g
C a l l - F : 2 1 7 7 . 0 / 2 1 7 7 . 0 k H z
W o r k - F : 2 0 6 5 . 0 / 2 0 6 5 . 0 k H z
[ C a n c e l ]
W K R s c a n b a n d s :
2 4 6 8 1 2 1 6 ( M H z ) [ C a n c e l ]