Motherboard · Apple

820-1257 — schematic

2 files for the Apple board 820-1257. Check the revision (REV) printed next to the number on your board before using a BIOS dump.

SCHSchematics 2 Search “820-1257” in all files →

SCH820-1257 schematics

  • SCH 820-1257.pdf
    1.3 MB .pdf Apple 820-1257 3 sources
  • SCH 820-1257.rar
    1.1 MB .rar Apple 820-1257 3 sources

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820-0159841820-00840-A40820-2936-B32820-0016529820-0092829820-3115-B29820-00165-A28820-3476-A27820-3437-B24820-3330-B24820-0170023820-253023820-3332-A23820-0023922820-0198722820-492421820-0152121820-343721820-4924-A20820-0087520820-3208-A20820-0201619820-0202019820-0092319