NMEA 0183 with Audio Cable Pinout
The NMEA 0183 with audio cable (010-12852-00 or 010-12390-21) includes bare wires and an RCA connector
for an audio out connection to a stereo, including Fusion stereos. You can purchase this cable from garmin.com
or your local Garmin dealer.
After installing the cable, you can connect the RCA connectors to the AUX input of the stereo. The HDMI input is
then output to the stereo.
The cable also provides NMEA 0183 inputs and outputs.
Model Accessory Part Number NMEA 0183 Inputs and Outputs
10 inch 010-12852-00 One differential input and output port
12 inch 010-12852-00 One differential input and output port
16 inch 010-12852-00 One differential input and output port
17 inch 010-12390-21 Four input ports and two output ports
22 inch 010-12390-21 Four input ports and two output ports
24 inch 010-12390-21 Four input ports and two output ports
8700 black box 010-12390-21 (included) Four input ports and two output ports
Touchscreen Controls for a Connected Computer (MFD models)
NOTICE
To prevent corrosion due to moisture, you must use Garmin GPSMAP accessory cables when connecting the
chartplotter to the computer. Using different cables voids your warranty.
You can connect the chartplotter to a computer to see the computer screen on the chartplotter touchscreen and
control the computer using the chartplotter touchscreen. To see the computer screen, you must connect the
computer to the HDMI IN port. To control the computer, you must connect the computer to the USB port.
The Garmin HDMI accessory cable (010-12390-20) is 4.5m (15ft) long. If you need a longer cable, you should
use an active HDMI cable only. You need an HDMI coupler to connect the two HDMI cables.
The Garmin USB accessory cable (010-12390-10) is 4.5m (15ft) long. If you need a longer cable, you should
use a USB hub or USB repeater extension cable only.
You must make all cable connections in a dry environment.
Appendix 187