ZIP archive for the Apple logic board 820-00138, revision A, about 2.01 MB in size. The name only gives the board number, so the contents, which could be a schematic, a…

Apple logic board firmware dump for board 820-00138, an 8 MB raw binary marked as tested and working.

Archive for the Apple board 820-00138, revision A, 1.97 MB. The name carries no Mac model or file list, so check whether it contains a schematic, a boardview or both.

Unlocked firmware image for Apple board 820-00138 revision 05, EMC 2909, in 8.00 MB raw binary form.

Firmware dump for the Apple logic board 820-00138, revision A, as an 8 MB raw binary with the Management Engine region cleaned.

Zip archive for an Apple logic board numbered 820-00138, tagged with the project code X425 and the companion number 051-00330, which in Apple numbering usually refers to…

Archive tied to Apple logic board 820-00138 from the MacBook Pro A1398, marked read OK, which points to a firmware dump read from the board's flash chip.

Apple logic board firmware for board 820-00138, labelled as a working, fully tested BIOS dump, packed in an 8.68 MB RAR archive.

Boardview for an Apple logic board numbered 820-00138, packed in ZIP; the leading 55946 looks like a catalogue index and no Mac model is named.

Apple schematic named with A1398, the 15-inch MacBook Pro Retina model number, followed by 820-00138 as the logic board number and 051-00330 as a likely drawing…