Dynon D6: What is Pin 16 (black) Unused GND for?

hplevyak

I love flying!
Joined
Aug 19, 2013
Messages
6
Guys,
I'm installing a D6 EFIS and need to know what pin 16 is for?

It's labeled Unused GND:Black 16 on page 2-2 of the manual.

Should I just cap it off?

Is this pin grounded internally to the D6 such that I could in the future use it for an AUDIO OUT ground or SERIAL GROUND?

Thanks,
Howard
 
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