Traduciendo paso 1
Paso 1

Prepare your device
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Turn off the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.
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Disconnect the power from the computer by unplugging the power cord from the computer.
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Disconnect all external devices from the computer.
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Turn the computer upside down on a flat surface.
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