Motherboard · Apple

820-00138 — schematic, boardview & BIOS

10 files for the Apple board 820-00138. Check the revision (REV) printed next to the number on your board before using a BIOS dump.

SCH820-00138 schematics

SCH A1398 820-00138 051-00330.rar
1.9 MB .rar Apple 820-00138 4 Jul 2026 4 sources
SCH Apple X425 820-00138 051-00330.zip
1.5 MB .zip Apple 820-00138 13 Sept 2025 3 sources
SCH A1398 820-00138.pdf
1.5 MB .pdf Apple 820-00138 29 Apr 2025
SCH A1398 820-00138 051-00330.pdf
2.9 MB .pdf Apple 820-00138 25 Jul 2022
SCH A1398 820-00138 051-00330.pdf
2.9 MB .pdf Apple 820-00138 24 Apr 2022 3 sources
SCH A1398 820-00138 051-00330.rar
1.9 MB .rar Apple 820-00138 2 May 2021 3 sources