ECS schematic for the MCP73M03 motherboard, supplied as a PDF inside a RAR archive of about 1.35 MB. The name indicates an ECS desktop board, and the MCP73 part of the model hints at an NVIDIA MCP73 chipset, though only the model code itself is certain. A diagram like this helps trace voltage regulator outputs, standby rails, reset and power-on signals, and identify components near a suspected short. Compare the model and revision silkscreened on the board with the schematic title block before using its values for a repair.
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 | 28 May 2022 | Open file on RM Schematics |
| @cyberlanelectonik | 15 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.