LG g4 phone vibrates ?

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LG g4 phone vibrates ?
« on: December 27, 2017, 06:27:16 AM »
LG g4 phone vibrates but no display..but when i remove battery and plug into my pc battery empty screen appear and then i plug battery in my device lg logo appear.........plz tell me what problem on this device.....i flash more times but same problem?

Re: LG g4 phone vibrates ?
« Reply #1 on: December 27, 2017, 06:28:24 AM »
hello vicky Cause the battery is the main source of mobile phone , not the usb charge port.?