Motherboard · Apple

820-2784 — schematic & BIOS

7 files for the Apple board 820-2784. Check the revision (REV) printed next to the number on your board before using a BIOS dump.

SCHSchematics 5 BIOSBIOS & EC 2 Search “820-2784” in all files →

SCH820-2784 schematics

SCH Apple iMac A1311 K74 051-8337 820-2784 PDF.rar
2.8 MB .rar Apple 820-2784 14 Jul 2026 2 sources
SCH Apple iMac A1311 K74 051-8337 820-2784 PDF.pdf
2.8 MB .pdf Apple 820-2784 11 Sept 2025 4 sources
SCH Apple iMac A1311 K74 051-8337 820-2784 PDF.rar
2.8 MB .rar Apple 820-2784 15 Dec 2024
SCH 820-2784.pdf
2.1 MB .pdf Apple 820-2784 24 Apr 2022 3 sources
SCH 820-2784.rar
1.7 MB .rar Apple 820-2784 2 May 2021 3 sources

BIOS820-2784 bios & ec

BIOS A1311 K74 051-8337 820-2784 TESTED BIOS
4.0 MB Apple 820-2784 15 Dec 2024
BIOS A1311 K74 051-8337 820-2784 TESTED BIOS.rar
1.7 MB .rar Apple 820-2784 26 Oct 2023 5 sources