i was replaced u7000 and then i was get 13v on F7000 and also D6902 getting hot and then charger back to 5v.Are you sure isn't U6903 the burnt one?
i dont see EN_VR1 on the board/U7000Check EN_VR1 output of U7000
i sew...Look at ball F2, inside U7000...
its get PPBUS_G3H because i put new U7000 AND YES D6902 GETTING HOTHowever, no need to check it, if now get correct PPBUS_G3H.
D6902 still hot?