820-3115
MacBook Pro 'unibody' 13-Inch
Mid 2012
MacBookPro9,2
A1278 emc2554
The ROM is a SOIC-8 chip (64Mbit) that can be read or written by the Medusa-3 with a Pomona clip.
The ROM in on the top (easy to reach) side of the motherboard.
To unlock you can use our Euryale product.