820-00928-a a1707 blinking folder

[alfredposadas09]

hello can someone give me a guide on how to fix this blinking folder? i try to use external usb to reinstall mac os but i can't see the internal drive, what ssd voltages do i need to measure? pls help

[mon2]

This may be your case:

https://www.youtube.com/watch?v=WbuR...=LouisRossmann