Circuit diagram for the Gigabyte GA-B85M-D3H desktop motherboard, revision 1.1, supplied as a PDF packed inside a RAR archive of about 881 KB. The B85 designation points to the Intel B85 chipset family used with LGA1150 processors. Technicians use such a schematic to follow VRM phases, standby rails, SIO and BIOS chip wiring, and to find where a short sits on a dead board. Confirm that the revision silkscreened near the PCIe slots reads 1.1 before trusting part values or net names.
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 | 19 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.