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LG Optimus L70 Troubleshooting
Phone screen frozen or unresponsive
Battery Not Charged ¶
Plug the phone into charger.
Bad Battery ¶
Replace the battery. For information, see the Replacement Wiki here.
Bad Charger ¶
Test the charger on another device.
Bad Outlet ¶
If the screen is not responding, try charging it in another outlet.
Try plugging another device into the outlet to make sure the outlet is supplying power.
Phone and Cable not Connecting ¶
Be sure that the charging port and cable are free of debris.
Bad Logic Board ¶
Replace the logic board. See the the Logic Board Replacement Wiki here.