There should be broken traces, or solders.
Do you get 20V at R7020 with original USB-C charger?
Post U7000 basic voltages; P_IN, AUX_DET, VDDA/P, MPM_DET, HPWR_EN*, A/BMON, AUX_OK, SMC_RST*.
Do you get 20V at R7020 with original USB-C charger?
Post U7000 basic voltages; P_IN, AUX_DET, VDDA/P, MPM_DET, HPWR_EN*, A/BMON, AUX_OK, SMC_RST*.