Schematic for the MSI MS-7B89 motherboard, revision 2.1, provided as a PDF in a rar archive. MS-xxxx is the internal numbering MSI uses for its boards, and the revision matters since circuits and parts can change between versions. The document helps locate components, trace power rails and signals, and find the source of shorts or missing voltages. Check the MS number and revision printed on the PCB before you rely on it, and open the extracted file in any PDF viewer.
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 (2)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @schematicslaptop | 23 Jul 2022 | 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.