820-01958 not turning on

[Sr. Robot]

Hi, got an 820-01958 that doesnt turn on

PPBUS_G3H:12.24v

PPDCIN_G3H: 5.1v

PP5V_G3S: 0v

PP5V_S5_LDO:0v

PP3V3_G3H_RTC: 3.3v

PP3V3_G3H: 3.3v

PP1V8_G3S: 0v

 

[2informaticos]

Any history available?
It is recognized in DFU mode?

 

[Sr. Robot]

No History, not recognized in DFU mode

 

[2informaticos]

Check voltage on the small coils around U7800.

 

[Sr. Robot]

i get no voltage in any of the coils

 

[2informaticos]

Check U7800 (SYM 1 OF 4) LDOs (page 63).