k750@shorted vbus & gnd at charge connector
 

hi dear friends
there is k750 that when i connect charger to it ,nothing happened
i check charger connector and see that vbus(+) and ground(-) pins are shorted ,i think that diode zener are shorted and must be remove from board,but i don't know where is it ???:confused:
pls show me in schematic where is diode zener ??:rolleyes:
thx in adv:p