For $29/mo, we provide access to advanced level technicians who will answer your questions on any Macbook board related matter to the best of their knowledge promptly & walk you through how to solve your problem so you can deliver a working board to your customer.
I try to repair this motherboard. It power but no video at screen. I have 38V at pin backlight. I tested another lcd and lcd cable that I took from working macbook retina 2013 and the same. What circuit I should check? I also have 5V at lvds.