Zip file of 1.09 MB for the Gigabyte GA-G31-S3L board, labelled REV.1.1 in the name, which suggests the same revision as other copies circulating under slightly different spellings. The contents are not described, so open the archive to check whether it contains schematics or firmware. Repair use includes tracing power circuits, finding components by reference designator and reprogramming the BIOS chip with an external programmer. Confirm the revision printed on the PCB and dump the existing chip before flashing anything.
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 (30)
The same file was posted more than once. If one link is dead, try the next.
How to open a .zip file
Compressed archive that every operating system opens without extra software.