crwdns2934241:0crwdne2934241:0 Reejay

crwdns2934249:0crwdne2934249:0:

I have two owc sticks of ram and after install the computer beeps three times. While testing them both in the empty slots, I accidentally removed one stick of old ram. I put it back but my Mac won’t recognize it. I don’t know why.

crwdns2915684:0crwdne2915684:0:

open