820-00928

[Mac Tech]

Hi everyone.

I have an a1707 that does not detect an accessory such as usb c to hdmi through the J3300 port, normal charging in both ports on both sides.

In the JB500 connector it works perfectly.

I already changed U2800
U3100
U3200

 

[2informaticos]

Do you get 5V at L3500, when connect an USB device to J3300?

 

[Mac Tech]

solved... problems in that sector corrosion and broken tracks...

thanks for guiding me @2informaticos