Schematic for an ECS desktop motherboard, model P4M800PRO-M, supplied as a PDF of about 917 KB. The model name points to a VIA P4M800 Pro based micro-ATX design for Pentium 4 class processors. Technicians use such a diagram to follow the VRM and memory supply rails, check the ATX power-on sequence, trace clock and reset lines and identify parts around a suspected short. Any PDF reader opens it; confirm that the model and revision silkscreened on the PCB match before relying on component values or connector pinouts.
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 @hrtechno. Enginerys does not host this file.
All sources (6)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @hrtechno | 23 Jul 2021 | Open file on RM Schematics |
| @alischematics | 13 Sept 2021 | Open file on RM Schematics |
| @abgm_manutencao_esquemas | 17 Sept 2021 | Open file on RM Schematics |
| @pepeelectronica | 28 Apr 2022 | Open file on RM Schematics |
| @ShareMan_Electronic_Files | 6 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.