
When seating the bottom RAM chip you may have to apply a little extra side force to get it to seat properly. I put in the new RAM and just got a beeping sound upon starting. I then put the old RAM back in and got the same result. Here is the solution I found on the Apple discussion board.
Feb 04, 2015 MacRumors Forums. Forums Macs Notebooks MacBook Pro. Solid State Drive Issue on Macbook pro mid 2012 extremely slow. Discussion in 'MacBook Pro' started by xuanphucn, Dec 7, 2014. The only computer that in my test so far are in the 2012 mac mini. The operation are slow, and have random issues. Home » SSD » Mac Mini » Mac mini 2012 OWC Solid State Drives For Mac mini 2012. Up to 8x the capacity than the original drive.
'Take a small flat head screwdriver and after you put the memory in slot 0, put the screwdriver between the top of the mac mini and the memory then turn the screwdriver a little to exert pressure on the memory into the slot. Do it on both sides of the memory.' This worked for me.
The cowling has a notch close to the midpoint of the flange that goes under the outer case, which slides onto a standoff screw attached to the logic board. I used a Sharpie marker to put one 'alignment mark' on the inner edge of the outer case. I put another alignment mark from the midpoint of the cowling notch out onto the visible part of the cowling. Microsoft word for mac 2011 product key. This made it much easer to reassemble, especially since my standoff post provided a tight fit, which, when I did this the first time, felt like 'it doesn't fit.. It also helped to insert the end of the cowling closest to the heat sink first, which acted as a 'fulcrum' for the cowling to 'click' onto the standoff post.