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.
Hi,
I am working on a MacBook Pro A2289.
The MacBook powers on 20v / AMPS go up but return to 0 shortly after the chime.
The screen stays black.
I can get HDMI output. I tried to boot using an external drive, but the problem persists.
If left, the MacBook will keep restarting.
I tried a...