I have a spare, where are you located? Alternatively can order part number below;
https://www.mouser.ca/ProductDetail/Molex/39530-0004?qs=cJvWYcaovXzY3zXnMJaAzw%3D%3D
Press the power button and select restart then hold down the back button until it the "welcome to Halo" appears.
Should see the the Control4 Snap/AV logo flash on/off a few times before that happens though
Give this a shot from this thread, Only ever came across 1 unit that never took a re-flash. Saved at least a dozen for locals in my area thus far this year.