Location map PDF for Apple logic board 820-01958, revision 02, also carrying X1783 and J230 codes in the name. The drawing places reference designators on the board outline, allowing a part listed in the circuit diagram to be found physically for probing or replacement. It is handy alongside the matching boardview and schematic when chasing a short or a missing rail. Apple uses the 820-xxxxx format for its boards, so check the -02 suffix printed on your PCB, since placement can shift between revisions.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @LaptopsBoardview. Enginerys does not host this file.
All sources (4)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @LaptopsBoardview | 1 Jun 2023 | Open file on RM Schematics |
| @generalschematics | 19 Oct 2024 | Open file on RM Schematics |
| @ShareMan_Electronic_Files | 28 Apr 2025 | Open file on RM Schematics |
| @ShareMan_Electronic_Files | 10 May 2025 | Open file on RM Schematics |
How to open a .pdf file
The standard format for schematics, block diagrams, power-sequence charts and service manuals.