Missing P5VS4RS3_EN

[WiFiComputers]

Motherboard 00165 is not turning on
I used power supply and it is Consuming around .23amp
Missing Rail PP5V_S4RS3 so I don't have PP5V_S0
I checked u7500 and found Missing P5VS4RS3_EN_R at Pin 4, P5VS4RS3_PGOOD Pin 5 not sure if I need these to get chip turn on.
Repalced U7500 but no results.

 

[2informaticos]

Check first if you get a pulse there.
Look at the same moment when charger is connected, or manualy trigger SMC_ONOFF_L.
5V should appear at L7520 if you remove R7551.