Check it with external monitor if you get display then lcd is gone bad otherwise if you get dell logo then restart the system , press Fn key and power on the button it will start psa test check for any hardware failures. if hardware is working fine hen you will have to reset the system back to factory settings or reinstall fresh operating system.
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It was really hepfull
Check it with external monitor if you get display then lcd is gone bad otherwise if you get dell logo then restart the system , press Fn key and power on the button it will start psa test
check for any hardware failures.
if hardware is working fine hen you will have to reset the system back to factory settings or reinstall fresh operating system.