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- Work dump A1398 820-3787-06
Working firmware dump for an Apple A1398 MacBook Pro, logic board 820-3787 revision 06, provided as an 8.00 MB binary.
BIOS · 820-3787 · 8.00 MB · 30 Jul 2020BIOS bin8.00 MB - BIOS A1370 820-2855-A MX25L6406D
Firmware dump for the Apple A1370 MacBook Air on logic board 820-2855-A, taken from an MX25L6406D flash chip, a Macronix 64 Mbit (8 MB) SPI part.
BIOS · 820-2855 · 3.79 MB · 7 Jun 2020BIOS zip3.79 MB - A1370 i5 1.6 2011 EMC2471
Firmware dump for the Apple MacBook Air model A1370 from 2011 with the Core i5 1.6 GHz processor, identified by EMC 2471.
BIOS · 3.75 MB · 16 Nov 2019BIOS zip—3.75 MB - 820-00840-A
Schematic PDF for Apple logic board 820-00840, revision A, 6.68 MB in size. It documents power rails, the power-on sequence, SMC-related signals and component values…
Schematic · 820-00840 · 6.68 MB · 14 Apr 2025Schematic pdf6.68 MB - 820-3023
Raw firmware dump for an Apple logic board numbered 820-3023, sized 8.00 MB to match a 64 Mbit SPI flash chip.
BIOS · 820-3023 · 8.00 MB · 15 Jun 2022BIOS bin8.00 MB - A1278 K24 820-2530-a
Archive for the Apple MacBook model A1278, board 820-2530 revision A, internally known by the code K24.
Archive · 820-2530 · 2.32 MB · 17 Mar 2020Archive rar2.32 MB - 820-02536
Apple schematic for logic board 820-02536, a 4.06 MB PDF. The index associates this board with related Apple numbers 820-03160 and 820-03286, which are covered by…
Schematic · 820-02536 · 4.06 MB · 15 Jan 2026Schematic pdf4.06 MB - BIOS 820-2993-A HM65 MX25L6405
BIOS dump for Apple logic board 820-2993 revision A, the Mac mini A1347 board, noting the HM65 chipset and a Macronix MX25L6405 flash chip.
BIOS · 820-2993 · 3.76 MB · 5 Dec 2023BIOS rar3.76 MB - A1465 820-3435-B OK BIOS
BIOS (EFI) dump for the Apple A1465 MacBook Air on logic board 820-3435, revision B, labelled OK, meaning it was reported as working, in an 8.80 MB ZIP.
BIOS · 820-3435 · 8.80 MB · 15 Jun 2022BIOS zip8.80 MB - IMAC 21.5 820-00431-A 8MB BIOS ORIG
Original 8 MB firmware dump for an Apple iMac 21.5-inch on logic board 820-00431, revision A according to the name, zipped to 4.71 MB.
BIOS · 820-00431 · 4.71 MB · 23 Jan 2022BIOS zip4.71 MB - 820-02841 PDF
Apple logic board schematic for board number 820-02841, provided as a plain PDF of about 4.07 MB.
Schematic · 820-02841 · 4.07 MB · 16 Jul 2026Schematic pdf4.07 MB - A2338 820-02020-A UF260
Apple A2338 MacBook Pro dump for logic board 820-02020-A, taken from chip UF260 and archived as a 252 KB RAR.
BIOS · 820-02020 · 252 KB · 26 Nov 2022BIOS rar252 KB - A1398 820-00138 051-00330
Archive for Apple model A1398, the 15 inch MacBook Pro Retina, with logic board 820-00138 and board ID 051-00330.
Archive · 820-00138 · 1.95 MB · 28 Jan 2021Archive rar1.95 MB - 820-02100 PDF
Apple schematic in PDF format for logic board 820-02100, numbered in Apple's own 820-xxxxx scheme used for MacBook boards.
Schematic · 820-02100 · 3.55 MB · 28 Aug 2023Schematic pdf3.55 MB - 820-1550 PDF
PDF schematic for Apple logic board 820-1550, packed in a 1.34 MB archive. Apple identifies its boards with the 820-xxxx pattern; the name gives no revision letter or…
Schematic · 820-1550 · 1.34 MB · 13 Nov 2021Schematic rar1.34 MB - 820-2507
RAR package of 1.43 MB for the Apple logic board identified as 820-2507. The name holds only that number, leaving the Mac model, board revision and included file types…
Archive · 820-2507 · 1.43 MB · 5 Jul 2019Archive rar1.43 MB - 820-2542-A 4MB
Firmware image for the Apple logic board 820-2542-A, a raw 4 MB binary dump of the boot ROM.
BIOS · 820-2542 · 4.00 MB · 19 Jan 2023BIOS bin4.00 MB - 820-3023 PDF
Schematic in PDF format for the Apple logic board 820-3023, compressed in a 1.42 MB RAR archive.
Schematic · 820-3023 · 1.42 MB · 25 Sept 2023Schematic rar1.42 MB - 820-3332-A PDF
Schematic in PDF form for the Apple logic board 820-3332-A, compressed in a 2.35 MB RAR archive.
Schematic · 820-3332 · 2.35 MB · 9 Oct 2021Schematic rar2.35 MB - k21 051-8870 820-3023-A A1369 BDV
Boardview for Apple project K21, schematic 051-8870, logic board 820-3023-A, used in the MacBook Air A1369, archived as a 139 KB RAR.
Boardview · 820-3023 · 139 KB · 5 Jul 2021Boardview rar139 KB - 820-2330
Zip archive tied to Apple board number 820-2330, 1.85 MB in size. The name carries no model name, revision or file list, so open it to see whether it holds a schematic…
Archive · 820-2330 · 1.85 MB · 18 Jul 2020Archive zip1.85 MB - A1465 820-3435
Small RAR archive, 367 KB, for the Apple MacBook Air A1465 on logic board 820-3435. The name does not say what the archive contains; at this size it could be a…
Archive · 820-3435 · 367 KB · 3 Apr 2018Archive rar367 KB - A1708 820-00840-A
Schematic in PDF for the Apple MacBook Pro model A1708, logic board 820-00840, revision A.
Schematic · 820-00840 · 6.68 MB · 13 Nov 2024Schematic pdf6.68 MB - A2179 820-01958 X1783
Apple schematic for the A2179 MacBook Air, logic board 820-01958, with X1783 noted in the name, likely the internal project code.
Schematic · 820-01958 · 6.54 MB · 12 Jan 2023Schematic pdf6.54 MB - 820-01987 PDF
Apple schematic for logic board 820-01987, provided as a PDF; related files tie this board to the A2289 MacBook Pro.
Schematic · 820-01987 · 3.71 MB · 16 Nov 2022Schematic pdf3.71 MB - 43 820-3437
RAR archive of 2.57 MB for the Apple logic board 820-3437; the 43 prefix appears to be an index number.
Archive · 820-3437 · 2.57 MB · 23 Jul 2022Archive rar2.57 MB - LB# 820-2375 schematic diagram (M96A)
Schematic in PDF for Apple logic board 820-2375, with the project code M96A noted in the name.
Schematic · 820-2375 · 1.66 MB · 13 Sept 2021Schematic pdf1.66 MB - 820-01041
Zip archive for the Apple logic board 820-01041, 2.63 MB. Apart from the board number, the name gives no Mac model, revision or file list, so open it to see whether it…
Archive · 820-01041 · 2.63 MB · 19 Jul 2020Archive zip2.63 MB - 820-00281
Zip archive for Apple logic board 820-00281, 2.28 MB. The name holds only the board number, without model, year or a list of files, so check inside whether you get a…
Archive · 820-00281 · 2.28 MB · 19 Jul 2020Archive zip2.28 MB - 820-00239
Archive for the Apple board 820-00239, 6.15 MB, which is larger than most packs here and may hold several files.
Archive · 820-00239 · 6.15 MB · 19 Jul 2020Archive zip6.15 MB - 820-00165 051-00385
Schematic in PDF for Apple logic board 820-00165, with 051-00385 being Apple's schematic document number.
Schematic · 820-00165 · 1.58 MB · 24 Apr 2024Schematic pdf1.58 MB - 820-01700-A ORGINAL BIOS
Firmware dump for Apple logic board 820-01700-A, labelled as the original BIOS, in a 2.29 MB RAR; the (2) suggests a duplicate copy.
BIOS · 820-01700 · 2.29 MB · 26 Sept 2026BIOS rar2.29 MB - A2141-820-01041-07-512GB NAND DETA
Apple A2141 logic board archive for board 820-01041, labelled as a 512GB NAND data package.
Archive · 820-01041 · 42.1 MB · 7 Dec 2025Archive rar42.1 MB - A1347 820-2993 J40I PDF
Schematic in PDF form, packed in a RAR, for the Apple Mac mini A1347 logic board 820-2993, with the project code J40I given in the name.
Schematic · 820-2993 · 1.65 MB · 5 Dec 2023Schematic rar1.65 MB - A2251 820-01949-07 UB260
Firmware image read from position UB260 on the Apple logic board 820-01949-07 used in the A2251 MacBook, delivered as a 1.00 MB binary.
BIOS · 820-01949 · 1.00 MB · 5 Apr 2025BIOS bin1.00 MB - X1783 MLB-TKSB 820-01958-A PDF
Apple schematic for logic board 820-01958, revision A, with the project code X1783 and the MLB-TKSB label shown in the name.
Schematic · 820-01958 · 4.19 MB · 25 Jul 2023Schematic rar4.19 MB - A1370 A1370 820-2855-A.pdf
Schematic diagram in PDF for the Apple A1370 MacBook Air, logic board 820-2855 revision A, compressed into a 1.37 MB zip.
Schematic · 820-2855 · 1.37 MB · 19 Oct 2020Schematic zip1.37 MB - 2016-3072-820-00281-A-A1707 SCHEM MLB BAFFIN X363G PDF
Apple MacBook logic board schematic, board number 820-00281, MLB project Baffin with X363G code and A1707 model, 2.14 MB PDF.
Schematic · 820-00281 · 2.14 MB · 16 Nov 2022Schematic pdf2.14 MB - BIOS 820-2496-A
Firmware dump for an Apple logic board 820-2496-A, packed as a small RAR of about 1.28 MB.
BIOS · 820-2496 · 1.28 MB · 14 Jun 2020BIOS rar1.28 MB - Mini 820-3227 J50I PDF
Schematic in PDF form for an Apple Mac mini logic board 820-3227, carrying the J50I designation in its name.
Schematic · 820-3227 · 1.48 MB · 17 Jun 2026Schematic pdf1.48 MB