Onwa Marine Electronics KR-1338C v.2 - Manual (Page 15)

1.+3.3V 2.NMEA1 Input+ 3.NMEA1 Input 4.GND
5.AIS/GPS select
Note:
When NMEA1 Otherwise, is used for AIS connection, short-circuit pin 4 and pin 5.
leave open for GPS connection.
2. NMEA2 (8 pins connector)
1.+12V 2.NMEA2 Input+ 3.NMEA2 Input 4.GND
5.+12V 6.NMEA3 Input+ 7.NMEA3 Input
1. NMEA1 (6 pins connector)
NMEA Interface specifications
Replace ther fuses to
5A for 24/32VDC
operation
CAUTION
Ground the equipment.
Ungrounded equipment might
emit or receive electromagnetic
interference or cause electrical
shock
CAUTION
Fuse Holder
NMEA-1 Connector
GND
GND
Upgrade
Power
NMEA-2 Connector
Option
Figure 15 Display connect
AIS +
AIS -
2
3 4
5
NMEA1 Connector for AIS connection
GPS +
GPS -
2
3 4
5
NMEA1 Connector for GPS connection
13