On Thu, Oct 17, 2019 at 8:45 PM Josh Dersch via cctalk <cctalk@classiccmp.org> wrote: > > I haven't been able to find the actual service manual for the R80 (or the > very closely related RA80 and RM80 drives). Anyone have a copy stashed > somewhere?
Have you already seen this one? RA80 Disk Drive Service Manual, EP-ORA80-SV-002 https://www.ebay.com/itm/DEC-RA80-Disk-Drive-Service-Manual-Microfiche/312205107345 Microfiche would be a pain to deal with, but cheap and maybe at least slightly better than nothing.