New Bike Day! 2019 Scott Foil 10 - Do I have the Wireless Unit in my Ultegra Di2!?

Full second, hold down and then let off. I forget the light scheme but if you hold it too long it’ll go into trim mode, which i think is blinking?

And yes correct.

Also, as per the rules of the trainerroad bikedom we demand pictures of your bike, please and thank you.