For $29/mo, we provide access to advanced level technicians who will answer your questions on any Macbook board related matter to the best of their knowledge promptly & walk you through how to solve your problem so you can deliver a working board to your customer.
820-3787-A
-Green light on charger but then turns into Orange Light
-No boot, no fan spin
-Not sure of what each rail does yet as I’m pretty new to this
-Also not sure of the different “states” like S0, S3, S5, etc.
-So I went to the schematics and measured a handful of rails and I’m hoping...