Request you to follow the below steps:
(1) Turn off the computer.
(2) Remove all the external peripherals like AC Adaptor, battery, flash drive, etc.
(3) Press and hold power button for 30sec, it releases the static on the computer (if any)
(4) Then put back the battery and plug the charger in. Charge the computer for some time.
Then you may run a hardware diagnostics by using the below link:
Do reply with the test results.
Thanks and Regards,Kiran KumarDell Social Media and Community ProfessionalOrder Status : http://dell.to/1fgKSTrDownload Drivers : http://dell.to/1hcxG98