About this board
Macbook Air A1465 J41 — motherboard 820-3435-B.
Files usually needed for this board
- EFI firmware (full SPI ROM dump)
- Schematic (PDF)
- Boardview (.brd / .bdv / .cad)
Usually needed after a failed firmware update, for EFI password removal, or when the board powers on but never shows the Apple logo.
Before flashing, always read and save the original chip. It holds the serial number, UUID, MAC address and ME data for that exact machine.
If you have a working file for this board, please share it below. More files: search 820-3435-B in File Finder.
Attachments
J41_MLB_051-9795_resolved.pdf
1.5 MB · Views: 27
1.5 MB · Views: 27
J41 820-3435-B.rar
366.3 KB · Views: 45
366.3 KB · Views: 45
BIOS_820-3435-B OK.BIN.zip
4.4 MB · Views: 45
4.4 MB · Views: 45
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