admin desktops & Laptops Support Joined Dec 2, 2017 Messages 32,824 Sep 16, 2020 Thread Author #1 IMAC A1312 820-2507 Schematic, BoardView 820-2507-A, 051-7863-A Attachments 051-7577_D.pdf 051-7577_D.pdf 2.9 MB · Views: 19 K23_051-7863-A.bak.pdf K23_051-7863-A.bak.pdf 1.6 MB · Views: 17 K23_051-7863-A.pdf K23_051-7863-A.pdf 1.7 MB · Views: 15 K23-PVT.brd K23-PVT.brd 281.8 KB · Views: 11 K50_amp;K51-DVT-Audio.brd K50_amp;K51-DVT-Audio.brd 30.7 KB · Views: 11 K50-DVT.brd K50-DVT.brd 238.4 KB · Views: 11