MSI laptop schematic for the MS-14B2 platform with main board MS-14B21, marked version 10 in the name, delivered as a PDF inside a RAR archive. MSI uses the MS-xxxx code for the laptop model, while the extra digit identifies the specific PCB. The diagrams help trace the charger and power rails, the EC and power button logic, and the display or USB signals. Confirm that the board label MS-14B21 and its revision match before relying on component references.
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 @schematicslaptop. Enginerys does not host this file.
All sources (3)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @schematicslaptop | 7 Jan 2023 | Open file on RM Schematics |
| @cyberlanelectonik | 19 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 14 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.