NT-2000 REF Manual
Customizing Operation via Menu System
4-20
4.11.2.2. RS–422 Port
The RS–432 port, designed as an interface with an IBS/INS system, is also initially
enabled so that the NAVTEX messages selected in paragraphs 4.10.2 through 4.10.7
will be output via this port. If, for any reason, you wish to disable it, follow the steps
given below.
Figure 4-28 Selecting Output Ports for Enable/Disable Settings – 2
(1) Highlight “2:RS–422” and press
.
(2) Using
/
, highlight “OFF.”
(3) Press
to complete, or
to cancel.
(4) Press
to return to the previous
submenu or
to return to the first
receiver text page.
NOTE: The input lines to the RS–422 connector are insulated from the ship’s ground by
opto–isolators.
4.11.2.3. I/O DATA Port
The I/O DATA port is also initially enabled so that the messages selected in paragraphs
4.10.2 through 4.10.8 will be output via this port. If, for any reason, you wish to disable
it, carry out the following step–by–step instructions:
Figure 4-29 Selecting Output Ports for Enable/Disable Settings – 3
(1) Highlight “ 3:I/O DATA” and press
.
(2) Using
/
, highlight “OFF.”
(3) Press
to complete or
to cancel.
(4) Press
to return to the previous
submenu or
to return to the first
receiver text page.
7: SET OUTPUT PORTS
1: SET PORTS ON/OFF
2: SELECT PROTOCOLS
3: SET BIT FORMAT & RATE
1: SET PORTS ON/OFF
1: RS–232C ON OFF
2: RS–422i ON OFF
3: I/O DATA ON OFF
7: SET OUTPUT PORTS
1: SET PORTS ON/OFF
2: SELECT PROTOCOLS
3: SET BIT FORMAT & RATE
1: SET PORTS ON/OFF
1: RS–232C ON OFF
2: RS–422 ON OFF
3: I/O DATAi ON OFF
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