ComNav P4 Installation and Operation
Document PN 29010100 V1r0 - 55 -
Input and Output Connections
NOTE: An analog or NMEA0183 connection to the SPU requires the wiring diagram in Figure
27 below to be followed. All N2K Network connections from the P4 Control Head, P4 SPU, P4
Remote & N2K devices are done through a standard Female or Male end N2K drop Cable to the
N2K network.
P4 SPU to N2K Network
ComNav Network is an NMEA 2000 port. A 1m Pigtail (flying end) and Male End Cable is
provided to connect the SPU to NMEA 200 network through J7. Figure 27 shows the color code
and pin outs.
Figure 27 - Wiring Connections for SPU to N2K network
Jog Levers
Any number of Non-Follow-Up (NFU) Jog Levers can be connected to the P4 SPU. They are
simply wired in parallel to each other. Connect them to the terminal labelled J5 - JOG LEVER as
per the following diagram in Figure 28:
Installation
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