Names and Functions
2-3
2.2 Main displays
This section describes diligent displays such as the status display, menu screen, and DSC
message receiving screen.
2.2.1 Status display
1. Occupied mark. Indicates when the access
right is occupied by another controller.
2. Controller name.
3. Transmitting mark.
4. Indicates the channel category as follows.
Priority channel, CH70....CH
Private channel ...............CH P0/1/2
Other channel .................CH
5. On scanning, indicates the current condition.
Scanning....................
Dual Watch ................
6. Indicates the region type of a current channel.
[ITU]
....ITU channel
[USA]
....USA channel
[CAN]
....Canada channel
[IWW]
....
European inland waterway channel
7. Indicates the squelch status as follows.
Closed............................. SQL
Opened........................... SQL
Closed by Preset SQL .... p SQL
Opened by Preset SQL... p SQL
Also, the actual squelch level is shown on this
level indicator
8. Indicates CH70 watching continuously by the
DSC watchkeeping receiver.
9. Indicates that the DSC is in the automatic
acknowledgement mode.
10. Indicates that the DSC is NOT in the automatic
channel shift mode.
11. Indicates the source of the ship’s position
information as follows.
External device (e.g. GPS) ..........EXT
Manual input................................MAN
12. Indicates current time as follows:
Universal time coordinated ......... UTC
Local time ................................... LT
13. Indicates own ship’s position.
14. Indicates current channel.
15. Indicates if currently selected a duplex channel
to communicate with a coast station.
16. Indicates Tx power is set to 1W.
17. Indicates the built-in loud speaker's ON/OFF.
Note that in the case of using a duplex
channel for the JHS-780D, when taking a
handset off-hook, the loud speaker will be OFF
automatically.
18. VSWR alarm mark. Indicates when detected
a bad VSWR at transmission.
16&
SCAN
16&
11
13
14
16
17
9 108
6
5
4
3
2
1
12
7
15
Station1 TIME 23:59(UTC)
POS 89ﾟ59'S
EXT 179ﾟ59'W
88
CH
[ITU]
TX
OCC
SQL
CH70
CH
SW
SCAN
16&
VSWR
18
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