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Released in 2018, the Dell Latitude 7490 is a 14-inch laptop released for the business market. It uses a 7th- or 8th-generation Intel Core processor and most components are replaceable.

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Screen blackout even after boot.

Machine was left one for over a day and the screen doesn't remain blank even after computer is turned off.

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A little confuse with the question...btw have you try hold down the power button for 15s for completely shut down?

When you turn it back on, listen to the fan to know if the computer are living or dead

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vincent Odoom crwdns2934231:0crwdne2934231:0
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