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NMEA 0183 Wiring Diagram

The following wiring diagram is an example of what you may encounter 

when wiring your NMEA 0183 device to the GPSMAP 400/500, GPSMAP 

600, GPSMAP 700, GPSMAP 4000/5000, or GPSMAP 6000/7000.

NOTE:

 When connecting NMEA 0183 devices with two transmitting and 

two receiving lines, it is not necessary for the NMEA 2000 bus and the 

NMEA 0183 device to connect to a common ground.

GPSMAP 4000/5000/6000/7000 Wiring Diagram

>

>

>

>

+

-

GPSMAP 4000/5000 or GPSMAP 6000/7000

Power cable

12 VDC power source

Mercury Zeus and Axius system

Wire

GPSMAP NMEA Harness 

Color - Function

Vessel View NMEA Harness 

(part # 899751T01)

Red (+)

N/A

Black (-)

N/A

NMEA 0183 ground

N/A

Grey - Tx/A (+)

White/Blue

Pink - Tx/B (-)

Blue/White

GPSMAP 400/500/600/700 Wiring Diagram

+

-


GPSMAP 400/500, GPSMAP 600, or GPSMAP 700

12 VDC power source

Mercury Zeus and Axius system

Wire

GPSMAP NMEA Harness 

Color - Function

Vessel View NMEA Harness 

(part # 899751T01)

Red (+)

N/A

Black (-)

Blue/White

Blue (Yellow on GPSMAP 600) White/Blue

For the latest free software updates (excluding map data) throughout the life of your Garmin products, visit the Garmin Web site at 

www.garmin.com.

© 2011 Garmin Ltd. or its subsidiaries

Garmin International, Inc. 

1200 East 151

st

 Street, Olathe, Kansas 66062, USA

Garmin (Europe) Ltd. 

Liberty House, Hounsdown Business Park, Southampton, Hampshire, SO40 9LR UK

Garmin Corporation  

No. 68, Zhangshu 2nd Road,  

Xizhi Dist., New Taipei City, 221, Taiwan (R.O.C.)

www.garmin.com

May 2011 

Part Number 190-00893-03 Rev. B 

Printed in Taiwan

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