In this video we discuss how to diagnose a 2011 A1286 15" Macbook Pro where the battery is not recognized and ultimately show you how to replace the SMC chip to fix the issue. You can send your Macbook pro or logic board in for repair to us at this link: http://www.powerbookmedic.com/xcart1/pages.php?pageid=67 You can get parts for your Macbook Pro at: http://www.powerbookmedic.com/MacBook--Macbook-Pro-Parts-and-Repair-p-1-c-446.html Or visit our website at: http://www.powerbookmedic.com/ Below is a list of most of the items we use for repair in our videos with links to those products on Amazon. Amscope Microscope https://amzn.to/2KkJF9s Amscope Microscope HD Camera https://amzn.to/2IaAJ4W Quick 861DW Hot Air Station https://amzn.to/2U8hEBR AMTECH Flux NC-559-V2-TF https://amzn.to/2Vvmdr7 Kester 331 Leaded Solder https://amzn.to/2VAdqoa Kester 2331-ZX Liquid Flux https://amzn.to/2FZEaYt Hakko FM-951 Soldering Station https://amzn.to/2Km5pSE Hakko Soldering Tip T15-BCM2 https://amzn.to/2GbKRYA Hakko Soldering Tip T15-CF4 https://amzn.to/2D3JSba Vetus TS-15 Tweezers https://amzn.to/2Z9odYC Fluke 17B Digital Multimeter https://amzn.to/2U7yBMu 3M Antistatic Cleaner https://amzn.to/2I97jEc DC Power Supply https://amzn.to/2U65lWz Hakko Smoke Absorber https://amzn.to/2D6JNU9 Goot Wick Solder Braid 3.5mm https://amzn.to/2UQdZgx