Garmin CS 1522, Owner'S Manual

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1.6 Cable and Connection Considerations 23
Single-Ended NMEA 0183 Device Connections
A
B C
Item Description
A
Power source
B
Power / NMEA 0183 cable
C
NMEA 0183 device
Item Garmin Wire Color Garmin Wire Function
NMEA 0183 Device
Wire Function
Red Power Power
Black Power ground Power ground
Violet RXB N/A
Brown RXA TX
Blue TXA RX
Gray TXB N/A
• If the NMEA 0183 device has only one input (receive, RX) wire (no A, B, +, or -), you
must leave the TXB wire unconnected.
• If the NMEA 0183 device has only one output (transmit, TX) wire (no A, B, +, or -), you
must connect the RXB wire to ground.
NMEA 0183 Device Connected with a Single Receive Wire
In this example, the NMEA 0183 device is receiving data from the chartplotter.
A
B
C
Item Description
A
DC Power supply / battery
B
Power / NMEA 0183 cable
C
NMEA 0183 device
Item Garmin Wire Color Garmin Wire Function
NMEA 0183 Device
Wire Function
Red Power Power
Black Power supply - / ground Power supply - / ground
Blue TXA RXA
Gray TXB N/A