Hi, as topic. What are they for? Didn’t find anything on mikrotiks web page.

Use these screws to fix mini-pcie card.
ahaa, and i thought it was for grounding =)
I’ve also tried to figure this out. There’s nothing about it on routerboard doc’s.
A helpful post. Thank you.
Other helpful pictures:
http://www.cdr.pl/p2001,mikrotik-routerboard-rb912uag-5hpnd.html
Now I understand how to make a secure installation of a R11e on a RB912.
Regards,
Oscar Garcia