I've never looked at how specific this number is, but I think it goes by specific models like (early-2011, late-2011, mid-2012, etc.). MLBs have an 820-xxxx number embossed on them which identifies them. Everything else is just guesswork and trial and error.Īnother equally important question is: Other than the date assigned to the logic board by a seller, is there a definite way (i.e., part number, bar code, etc.) to identify what I am shopping for and distinguish among the available logic boards to hopefully find the right one to enable an upgrade? The only guaranteed compatible MLB would be one for a 2010 MBPro. 2.9 GHz) that is compatible with my A1278 2010 MBPro? It is best to test a minimal configuration with everything disconnected except for the bare essentials as I mentioned in the previous reply.Īlso, since I am (I think) still planning an upgrade, what is the latest generation / fastest processor (i5 vs, i7 / 2.3 vs.

If you don't get any LED on the Magsafe connector, then either the DC-In Board, or the Logic Board, or the battery is most likely bad. 2012) that could cause any / all the above-noted issues?

versus i7 2.) and assuming that I connected all the cables properly (which I think I did) shouldn't I at least seen a charge indicator light (green / orange) on the tip of the MagSafe power cord, or have heard the fan humming or have seen the backlight on the keyboard illuminate? So my follow-up question is: Are you aware of any other component incompatibilities (2010 vs. If the 2 boards' sizes and layouts are exact matches (i5 / 2.

2010 macbook pro keyboard replacement