Operation Manual

Installation
20220505H 71
4.19 Double NMEA input/output
RX1
RX1+
MAIN PCB
NMEA
Input 1
Vbat+
Sys. sel. Gnd
TX1 TX1+
NMEA
Output1
POWER PCB
TB8
TB9
TB10
RX2 RX2+
GPS
(OR PLOTTER)
NMEA
Input2
TX2
TX2+
NMEA
Output2
LORAN C
(OR PLOTTER)
J300X/J300X-40 JUNCTION UNIT
TB13 TB14
Figure 4-18 Double NMEA connection
4.20 Additional NMEA output on Port 2
(Applies for AP20 V1R3/J300X V1R8 onwards)
Output signal Output terminal Output sentence
Continuous output of compass
heading on 10 Hz (10x/sec.)
NMEA format
Junction unit, Power PCB,
NMEA2, TX2+, TX2–
HDT (True) or HDG (Magn.)
depending on heading source.
4.21 NMEA Compass in
(Applies for AP20 V1R3/J300X V1R8 onwards)
POWER PCB
TB8
TB9 TB10
RX2
RX2+
NMEA
Input2
J300X / J300X-40 JUNCTION UNIT
NMEA
COMPASS
Figure 4-19 NMEA compass connection