crwdns2934241:0crwdne2934241:0 Pubudu Jayarathne

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power on with black screen, no beeps

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I have dell inspiron 15'' 3878

it's good working after the bios reset. no any beeps or error. then turn of restart, fan working but black display. automatically turn off power bulb in 1 second,

How to fix this error??? Please Help me.

Thank You!

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Dell Inspiron 15"

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open