© 2015 Johnson Outdoors Marine Electronics, Inc. All rights reserved.
532138-1_C
DUAL NMEA Y-CABLE
Installation Guide
2
4. Connect the Y-Cable wires to the Accessory Data Cable wires as shown in the following table.
Tape or apply heat-shrink insulation to each connection to prevent shorting the wiring.
NOTE:
Whether connecting to Serial #1 (solid wires) or Serial #2 (striped wires), the
connection information is the same for each set.
If the accessory data cable has a different set of wires,
you may use the following optional
wiring chart:
5. If the Accessory Data Cable does not include a drain wire, tape or apply heat-shrink insulation
to the Y-Cable drain wire.
6. Repeat Steps 2 through 5 for the second accessory.
2
|
Routing the Cable
1. Route the Y-Cable to the ONIX control head.
2. Insert the Y-Cable connector into the NMEA 0183 port on the control head. The ports are
labeled, and the connector is keyed to prevent incorrect installation.
3. Hand tighten the screw nut to secure the connection.
4. Follow the instructions in the accessory manuals to connect each accessory to a power source.
3
|
Setting the Baud Rate
The baud rate on the ONIX NMEA 0183 ports defaults to Auto. To select a specific baud rate, use the
following instructions.
1. From the Home screen, select Settings.
2. Select Network > NMEA 0183 (1) or NMEA 0183 (2) > Baud Rate.
3. Select a Baud Rate. Tap, or press the ENTER key, to confirm the selection.
RS-422
Dual NMEA Y-Cable (NMEA 0183)
RS-422
Accessory Data Cable (NMEA 0183)
Orange:
Transmit A(+)
Receive A(+)
Blue:
Transmit B(–)
Receive B(–)
Yellow:
Receive A(+)
Transmit A(+)
Brown:
Receive B(–)
Transmit B(–)
Black:
Ground
Ground
Bare:
Drain
Drain
RS-422
Dual NMEA Y-Cable (NMEA 0183)
RS-232
Accessory Data Cable (NMEA 0183)
Orange:
Transmit A(+)
Receive A(+)
Blue:
Transmit B(–)
Ground
Yellow:
Receive A(+)
Transmit A(+)
Brown:
Receive B(–)
Ground
Black:
Ground
Ground
Bare:
Drain
Ground
Connecting the
Dual NMEA Y-Cable to
the NMEA 0183 Port
(magnified view)
port
cover
screw nut
