Received an MacBook A1425 with can't power on...No green/orange led light. Some measurement has been taken as below:-
> SYS_ONEWIRE: ~3.4V
> SMC_BC_ACOK_VCC : ~ 3.4V
> ADAPTER_SENSE: ~3.4V
> PPBUS_G3H : ~2V
* No shorted to ground
* Remove F7040 voltage remain the same ~2V
> SMC_RESET_L : ~3.4V
> PP3V42_G3H_CHGR: ~3.4V
> PP5V1_CHGR_VDD,PP5V1_CHGR_VDDP: ~5.48V
> CHGR_DCIN_D_R: ~16.5V
> CHGR_AGATE: ~6.8V
> CHGR_SGATE: ~16.2V
> PPDCIN_G3H_INRUSH: ~16.4V
Looks U7000 faulty.. need help to double confirm?
> SYS_ONEWIRE: ~3.4V
> SMC_BC_ACOK_VCC : ~ 3.4V
> ADAPTER_SENSE: ~3.4V
> PPBUS_G3H : ~2V
* No shorted to ground
* Remove F7040 voltage remain the same ~2V
> SMC_RESET_L : ~3.4V
> PP3V42_G3H_CHGR: ~3.4V
> PP5V1_CHGR_VDD,PP5V1_CHGR_VDDP: ~5.48V
> CHGR_DCIN_D_R: ~16.5V
> CHGR_AGATE: ~6.8V
> CHGR_SGATE: ~16.2V
> PPDCIN_G3H_INRUSH: ~16.4V
Looks U7000 faulty.. need help to double confirm?
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