I found these instructions INVALUABLE in replacing my old logic board. Indeed that was exactly the case, and logic board replacement did fix the issue. I ordered another new battery, and after draining a second battery without being able to charge, I figured that spark was the sign that I fried something in the logic board.

Instead, the computer ran off the 30% charge that new batteries are shipped with. Further, the wall charger would not recharge the new battery. The first At prices that will surprise us for Catalogue and full particulars. New battery installed, but the OS didn't recognize the new battery - black 'X' over the battery indicator. or stick, as cleanly as to bite an apple.

DON'T DO THAT! I saw the tiniest of sparks around pins 4-5-6 on the 9 pin battery connector. However, when removing the damaged, swollen battery, I used the end of a flat head screw driver to pry up the battery connection. I've replaced batteries before, so I knew that it was definitely a swollen battery. It can also be used to connect computers to external monitors and transfer data at the same time, all with a single cable.My track pad was difficult to 'click'. Thunderbolt is supposed to transfer data at a rate of 10 gigabits per second. The newest addition to the family is Intel's new high-speed connector technology called Thunderbolt. It features an AMD Radeon HD graphics processor. The MacBook Pro 15' Early 2011 is one of the first Apple laptops powered by an Intel quad-core i7. The Unibody revision also introduced some features that were never before seen on an Apple laptop: the inclusion of dual video cards (one for regular use, one for graphics intensive applications), the Mini DisplayPort (which replaced the full-size DVI display connector), and larger hard drive and RAM capacities. The MacBook Pro 15' Early 2011 Unibody's case is composed of a single block of aluminum, following the same process of the MacBook Unibody and the MacBook Pro 17' Unibody Repair. MacBooks tend to look very similar, and it's important to know which machine you have before ordering any replacement parts. Use the to help you identify your machine. The MacBook Pro 15' Early 2011 Unibody was announced in February of 2011.

Macbook pro early 2011 manual