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7 pin Garmin proprietary connector layout
7 pin Garmin proprietary connector
Pin Name cable color
1 power input red
2 ground black
3 com 1 tx (out) blue
4 com 1 rx (in) brown
5 com 2 rx (in) white
6 com 2 tx (out) green
7 alarm (low) yellow


According to 2 reports in our database (2 positive and 0 negative) the Garmin GPS 7 pin pinout should be correct.

Is this pinout
Garmin GPS 7 pin visual pinout:click to enlarge
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