LG E730 charging ok, flash ok, but not powering phone, this mean power button cut/line problem.So now follow simple power button jumper ways. http://goo.gl/7h0vHE
If you are facing an energy problem in LG E730 diagrams in this article can help. Continue with the following troubleshooting solutions and establish bridges necessary for the points that have been damaged.
LG E730 Dead does not start Solution
LG E730 keys Power Jumper
LG E730 Champ Duos On Off Button Ways
LG E730 Champ Duos power button point
Trick damaged bridge. Trace point of damage to the meter or check off switch with a new one. We can check problem button to connect the phone to the charger with mobile entertainment indicator appears on the screen and pressing the power button, then this is a power button problem. See diagram and apply jumpers as diagram. LINK 1 LINK 2
LG E730 On Off Button Ways Power Key Jumper Solutio Repair Soluion