Apple iPad 2 logic board material for the K94 model, code-named Chopin, main logic board 820-3069 revision A, in a 535 KB RAR archive. The name indicates MLB documentation, most likely schematics or layout data for this board. Apple identifies logic boards with 820- numbers, and K94 is the internal product code. Use it to trace power rails, locate test points and components when repairing charging, backlight or boot faults, and verify that the board marking reads 820-3069 before working from it.
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 @SMART_PHONE_SCHEMATICS. Enginerys does not host this file.
All sources (5)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @SMART_PHONE_SCHEMATICS | 13 Sept 2021 | Open file on RM Schematics |
| @pepeelectronica | 21 Apr 2022 | Open file on RM Schematics |
| @GENERAL_SMART_PHONE_SCHEMATICS | 11 Nov 2024 | Open file on RM Schematics |
| @schematics_bios | 23 Jul 2026 | Open file on RM Schematics |
| @cyberlanelectonik | 2 Aug 2026 | Open file on RM Schematics |
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.