10-04-2018 10:13 PM
10-05-2018 05:26 AM
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Are you able to test if the computer is still functioning on the BIOS of the computer? We would be able to identify its cause it the computer responds when you are on the BIOS. This isolates the case between hardware and software.
You can also follow the steps provided here https://support.lenovo.com/us/en/solutions/ht506677 to resolve the black screen issues on your Y510P.