Circuit schematic for the Gigabyte GA-H81M-HD3 desktop motherboard, revision 1.07, supplied as a PDF inside a 650 KB RAR archive. It shows the VRM stages, memory and chipset power rails, and the standby and power-on logic needed to diagnose no-power or no-display faults. Open it with any PDF viewer after extracting. Gigabyte prints the revision on the board near the slots, and several revisions of this model exist, so confirm it reads 1.07 before trusting 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 @schematicslaptop. 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 | |
|---|---|---|
| @schematicslaptop | 25 Apr 2023 | Open file on RM Schematics |
| @boardviewsandachematics | 2 Sept 2025 | 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.