Connecting the power/data cable, To connect the gpsmap to a power source, Appendix – Garmin 210 User Manual

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Connecting the power/data cable

The power/data cable connects the GPSMAP system to a 10-40 volt DC

power source and provides interface capabilities for connecting NMEA devices,
a serial printer, and an external alarm (see section 10 for interface operation
details). The color code in the diagram below indicates the appropriate
harness connections.

PIN 1 (red): 10-40 mils DC

To connect the GPSMAP to a power source:

1. Connect the RED harness lead to the positive side of a 10-40voltDC power

source. Make sure the power lead has an in-line 2-amp fuse installed.

2. Connect the BLACK harness lead to a ground strip or the negative side of a

10-40 volt DC power source.

APPENDIX

Wiring InstaUatioii

SECTION

The GPSMAP system will also interface to a RS-232

serial printer to print speed and course information

and to an external alarm device..

To connect to a serial printer, connect the

GREEN

and BLACK (ground) harness leads to a standard

9-pin V connector. See section 10 for selecting

printing intervals and baud rates.

To connect an external alarm, connect the ground

side of the alarm device or relay to the YELLOW

harness lead.