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 am trying all that with board out and with externel display.
You mean webcam from lcd assembly board?
Anyway before repair when i start mac with board out it was taking much less time to arrive login display. Now it can easily take about 3-5 minutes.
Pin1 - 1.76V
Pin 2 - 0.37V
Pin 15 - 0V
Pin 18 - 0.17V (R4481 is ok and there is 1.8V on other side)
Pin 20/21 - 1.8
Pin 22 - 5.1V
changed q4400 and now get 5V on Pin 2 and 1.8 on pin 18. BUT there is problem. I think T2 is "protecting" mac and now mac is asking for critical update to continue...
The board was "checked" by other technician and there was overheat on touchbar's touch flex componentes (under metallic protection.) and touchbar wasnt working at all. I bought touchbars and now touchbar gives image but touch is not working. Checked J442 and seems to be ok.
Checked J4402 for...