Schematic of the MS-7420 N1 variant at revision 10, with 970721 in the file name, likely a Minguo-calendar date corresponding to July 2008. It follows the earlier 0B release of the same design. The MS-7xxx pattern is MSI's desktop motherboard numbering, though the entry carries no brand field. A repair technician uses it to check regulator outputs, trace power-on and reset signals and find parts on a shorted rail. Verify the PCB silkscreen shows the matching revision before relying on component values.
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 @alischematics. 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 | |
|---|---|---|
| @alischematics | 13 Sept 2021 | Open file on RM Schematics |
| @pepeelectronica | 28 Apr 2022 | Open file on RM Schematics |
| @ShareMan_Electronic_Files | 7 May 2025 | Open file on RM Schematics |
| @schematics_bios | 3 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.