Extra peice during Mac Mini Late 2014 Hard Drive Cable Replacement
When I removed the logic board I found a small rectangular piece of metal with a hole fell out with it. I can't seem to find mention of this in any of the steps in the guide. It has the corner cut off and has a small step on it.
Update (01/17/2020)
this is not an answer but i wanted to add the photo as I still have not figured this out
crwdns2934109:0crwdne2934109:0
Please post a picture of what you are referring to.
crwdns2934271:0crwdnd2934271:0 mayer crwdne2934271:0