Acer H61h2-ad Motherboard Manual =link= (CONFIRMED)

Standard cases won’t fit. Use a multimeter or trace the pins. The layout generally is:

If you can’t locate the original Acer manual, download to verify your exact revision (e.g., H61H2-AD V1.0 vs V2.0). The silkscreen near the RAM slots shows the revision. Newer revisions may support Ivy Bridge CPUs with a BIOS update. Acer H61h2-ad Motherboard Manual

The fan spun. The hard drive—a relic WD Blue—clicked once. Then silence. Standard cases won’t fit

He connected a cheap 1080p monitor, a keyboard from 2012, and the ex ovo port to a car battery via alligator clips. The silkscreen near the RAM slots shows the revision

: Two 240-pin DDR3 DIMM slots supporting up to 8GB or 16GB (depending on the specific revision) of dual-channel DDR3 1066/1333/1600 MHz non-ECC RAM .

If the system fails to post or you are locked out of the BIOS:

He slit it open.