Gigabyte GA-H61M-S2P schematic marked R21 in the name, most likely revision 2.1, delivered as a PDF inside a RAR of about 619 KB.

Schematic for the Gigabyte GA-H61M-S2P, labelled R21 in the name and likely meaning revision 2.1, supplied as a PDF in a RAR of about 619 KB.

Gigabyte GA-H61M-S2P schematic in revision 2.11 according to the name, provided as a PDF in a 622 KB RAR archive. The board uses the Intel H61 chipset.