Tag Dell G7588 notebook

Dell G7 7588 notebook cannot be started for repair

Judge whether it is the standby chip or the voltage is pulled down or leaked, and find the same model as the 5V standby chip PU18V00 chip from the new drawing. The problem is still this 11-pin problem. The resistance of 1 pin connection is 47K, and 1.8V normally appears after replacement.