if you recently installed new ram.remove it.then restart the computer with only the old ram.to see if this helps.
removing all ram from your MBP.and reinstalling it.to see if that helps.
If you're getting the '3 beeps'.you have a ram issue (just like you mentioned). Things change over time.and if you got lots of free phone support in the 's 2011 now.and Apple phone support is not free (unless someone still has warranty-based phone support remaining). Once your warranty-based Apple phone support has expired.you have to pay for it.which is the direction a lot of companies are going these days (hardware & software). Click to expand.First of all.Apple phone support is NOT free.