820-2796 low pp3v42_g3h

[PPVCC_S0_CPU]

The board does not power on, no green light in charger.
ppbus g3h is 8.30 v
pp3v42 measures 3volts.
i have tried changing chip but its not working.
any idea where to look at?

 

[2informaticos]

R6995/96 divider sets the output voltage for U6990.