820-5509 is a Apple motherboard used in Apple devices. Enginerys has 4 schematics, 14 BIOS dumps and 1 archive for this board, collected from public Telegram channels.
Check that 820-5509 matches the number printed on your PCB, including the revision. Where to find it →
820-5509 schematics
- Apple Mac Mini A1347 - 820-5509 - 820-5509-A J64 MLB 2C PDFSchematic · 820-5509 · 1.29 MB · 9 Apr 2023Schematic pdf1.29 MB
- Apple Mac Mini A1347 - 820-5509 - 820-5509-A J64 MLB 2C PDF
Schematic for the Apple Mac mini A1347 logic board 820-5509, revision A, with J64 as the board code and MLB marking the main logic board.
Schematic · 820-5509 · 1.29 MB · 9 Apr 2023Schematic rar1.29 MB - A1347 820-5509 J64 PDFSchematic · 820-5509 · 1.52 MB · 28 Feb 2023Schematic pdf1.52 MB
- A1347 820-5509 J64 PDF
Apple schematic for model A1347, the Mac mini, with logic board 820-5509 and project code J64, provided as a PDF inside a 1.49 MB RAR archive.
Schematic · 820-5509 · 1.49 MB · 28 Feb 2023Schematic rar1.49 MB
820-5509 BIOS dumps
- A1347 820-5509-A BIOSBIOS · 820-5509 · 3.76 MB · 13 Jun 2026BIOS rar3.76 MB
- A1347 (MacMini) - 820-5509-A BIOS 100% OKBIOS · 820-5509 · 7.55 MB · 13 Jun 2026BIOS rar7.55 MB
- A1347 (MacMini) - 820-5509-A bios okBIOS · 820-5509 · 8.25 MB · 18 Dec 2025BIOS zip8.25 MB
- A1347-820-5509 A FIXED ME telegram BIOS Repair-2025-09-16BIOS · 820-5509 · 4.25 MB · 16 Sept 2025BIOS zip4.25 MB
- A1347 820-5509-A BIOS telegram BIOS Repair-2025-09-16BIOS · 820-5509 · 4.25 MB · 16 Sept 2025BIOS zip4.25 MB
- A1347 MacMini 820 5509 A WORKING BIOS 100% telegram BIOS RepairBIOS · 820-5509 · 8.41 MB · 16 Sept 2025BIOS zip8.41 MB
- a1347-8205509 A outimageBIOS · 820-5509 · 8.00 MB · 9 May 2025BIOS bin8.00 MB
- A1347 820-5509-A biosBIOS · 820-5509 · 8.00 MB · 9 May 2025BIOS bin8.00 MB
- a1347 820-5509-A bios BLOQUEADA unlockedBIOS · 820-5509 · 8.00 MB · 5 May 2025BIOS bin8.00 MB
- A1347 820-5509-A BIOS
BIOS (EFI firmware) dump for an Apple model A1347, the Mac mini, on logic board 820-5509-A, where the trailing letter is the board revision.
BIOS · 820-5509 · 3.81 MB · 9 Jul 2023BIOS rar3.81 MB - A1347 (MacMini) - 820-5509-A WORKING BIOS 100%
Firmware dump for the Apple Mac mini A1347 with logic board 820-5509-A, described in the name as a fully working BIOS image.
BIOS · 820-5509 · 7.61 MB · 1 Mar 2023BIOS rar7.61 MB - A1347-820-5509 A FIXED MEBIOS · 820-5509 · 3.77 MB · 20 Apr 2022BIOS rar3.77 MB
- A1347-820-5509 A FIXED ME
Firmware dump for an Apple machine identified as model A1347 on logic board 820-5509, revision A, with the ME region fixed.
BIOS · 820-5509 · 3.81 MB · 21 Aug 2021BIOS rar3.81 MB - a1347 820-5509-A bios BLOQUEADA unlocked
ZIP archive of 4.16 MB for an Apple A1347 Mac mini, logic board 820-5509 revision A, containing firmware described as locked and unlocked versions.
BIOS · 820-5509 · 4.16 MB · 30 Jul 2020BIOS zip4.16 MB
820-5509 archives
- Mac mini A1347 820-5509-aArchive · 820-5509 · 4.19 MB · 26 Apr 2022Archive zip4.19 MB
Questions about 820-5509
Is there a schematic for 820-5509?
Yes. Enginerys lists 4 schematic files for 820-5509. Each entry links to the Telegram post where the PDF can be downloaded.
Is there a boardview for 820-5509?
No boardview has been indexed for 820-5509 yet.
Who makes the 820-5509 board?
820-5509 follows the Apple numbering scheme (820-xxxxx). It is found in Apple devices.