SEA 7157, Operator'S Manual, Page: 21 / 49

DSC OPERATIONS
16
SELECTING THE DSC MENU
Pressing the key will have the radio
display the primary DSC menu. The menu
selections available are used for reviewing
received calls, programming station Ids, and
transmitting the different DSC formats. Please
see the individual sections for complete details.
Most calls will conform to one of the five
predefined formats which have a simplified
calling procedure:
Routine individual calls may be selected with
.
Routine individual calls on an alternate
calling channel are selected with
.
Distress relay calls may be placed with
.
If a call is to be placed to all ships for warning
purposes, use .
allows placing a telephone
call through an operator.
For those calls that do not fit one of the
mentioned categories,
will
allow the operator to compose CLASS A
formats. Class A formats allow all call types to
be generated, including geographic area calls,
group calls, nonvoice (fax and data) calls,
position requests, and polls.
The key can be used to abort the DSC
call at any point in the process and return to the main radio display.
3
D
E
F
DSC
RADIO
2:56 47° 47N 122° 19W
1=REVIEW
3=DSC
5=RELAY
7=PHONE
1
US EXAMP A
8=CLASS A
2=PROGRAM
4=ALT CHAN
6=ALL SHIP
Primary DSC menu selections
2:56 NO-NAV-DATA
ENTER DSC CALLING
CHANNEL:
1
US EXAMP
A
16 US
4=Routine individual alternate channel
2:56 47° 47N 122° 19W
SEND RELAY TO
1=ALL SHIPS
2=INDIVIDUAL
1
US EXAMP
A
5=Distress relay call
2:56 47° 47N 122° 19W
1=ROUTINE
3=URGENCY
1
US EXAMP A
2=SAFETY
4=DISTRESS
6=All ships call
2:56 47° 47N 122° 19W
1=DSTRESS
3=GEOAREA
5=GROUP
1
US EXAMP A
2=ALLSHIPS
4=INDIVIDL
6=PHONE
8=Class A call screen
4
G
H
I
5
J
K
L
6
M
N
O
7
P
R
S
8
T
U
V
3=Routine individual call or 7=Phone call
2:56 47° 47N 122° 19W
LAST STATION CALLED:
CALL SAME STATION?
1=YES
2=NO <1
1
US EXAMP A
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