-
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.Subscribe Now
Search results
-
O
820-00045 12" Retina PPBUS_G3H is 20v
PPBUS_G3H is 20v, and I've narrowed it down to the u7100 chip because that is where it gets created, but the schematic is very confusing. It's getting power because it's letting power through, but I can't tell if its a buck converter afterward or the chip itself. The schematic is very confusing...- osmun38
- Thread
- Replies: 16
- Forum: Macbook Logic Board Repair Questions
-
O
820-00840 won't turn on
I'm having some slight issues. I'm very new to this but on most of the videos I've watched from Rossman he says to check the power rails within the schematics first but that is for older machines, and on this machine there is no "Always On" page with the power rails, so I have no idea where even...- osmun38
- Thread
- Replies: 22
- Forum: Macbook Logic Board Repair Questions