PS4 pro PSU ADP-300CR shuts down when turning on 12V

[JonnyS]

Hi,
I would like to ask for your help to troubleshoot a faulty PS4 pro power supply
I have a st_by voltage ane when i try to power on 12v line PSU shuts off

i measure lot of components but i don't fins faulty piece ,
when i try to power on 12v line voltage increasing to ~420v so it looks like PFC was working,

Now i have no idea what i can do more to fix it and i will be very helpfully to help me in this case.

[sam_sam_sam]

Re: PS4 pro PSU ADP-300CR shuts down when turning on 12V

Need some pictures of the circuit boards in this device

[lotas]

Re: PS4 pro PSU ADP-300CR shuts down when turning on 12V

Rather, the problem is in the set-top box itself, if you manually start it and 12 v appear, if there is a problem with the set-top box, then it blocks these 12v.

[JonnyS]

Re: PS4 pro PSU ADP-300CR shuts down when turning on 12V

am sending the board photos

[JonnyS]

Re: PS4 pro PSU ADP-300CR shuts down when turning on 12V

any ideas ?