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 reference. Apple stamps 820-xxxx numbers on its logic boards, so verify it on your PCB before using the diagrams. The 2.92 MB PDF is useful for tracing PP-named power rails, checking the SMC and power-on sequence, locating test points and diagnosing shorts on the main rails. Open it with any PDF viewer and search net names to move between pages.
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 (9)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @LaptopsBoardview | 15 Jan 2021 | Open file on RM Schematics |
| @hrtechno | 23 Jul 2021 | Open file on RM Schematics |
| @hrtechno | 23 Jul 2021 | Open file on RM Schematics |
| @pepeelectronica | 24 Apr 2022 | Open file on RM Schematics |
| @Satale_bios_esquemas_Laptop | 12 Oct 2022 | Open file on RM Schematics |
| @generalschematics | 19 Oct 2024 | Open file on RM Schematics |
| @ShareMan_Electronic_Files | 9 May 2025 | Open file on RM Schematics |
| @schematics_bios | 24 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 1 Aug 2026 | Open file on RM Schematics |
How to open a .pdf file
The standard format for schematics, block diagrams, power-sequence charts and service manuals.