Originally Posted by CraigG

Agree Jan. Something else that's not mentioned (or labeled on the gyro) is which way to plug in the leads. It's easy enough to figure out from the adapter plug that comes with the unit but why not make it perfectly clear? I needed to power mine up for the update just like you and was very nervous about plugging in the power backwards. Just for confirmation, the negative (black/brown) wire goes to the front of the unit.

FWI, I'll be testing mine in flight for the first time today at Super Jet South.

Craig