crwdns2934241:0crwdne2934241:0 P.P.

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Why does the screen turn off?

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The computer starts up, but the screen remains black. It happened that moving the screen, connected to the keyboard, it turned on. For some time, however, any position takes on the screen, this remains black.

How could I fix it?

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Lenovo Miix 310-10ICR

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open