820-00923 20v 2.23A not coming up

[Soji]

Ppbus_g3h=13.3v
Pp3v3_g3h=3.3v
Pp3v0_g3h=3.0v
Pp5v_s5=5.1v
Pp3v3_s5=3.3v
Pp3v3_sus3.3v...
S4 rails are not present...diode mode to ground is 0.513
PM_SLP_S5_L is 0V

 

[2informaticos]

Any hstory available?

Trigger SMC_ONOFF_L and check for drop pulse at PM_PWRBTN_L (at same time).