A user reports that their desktop computer won't turn on. They mention that pressing the power button does nothing and there are no lights or sounds coming from the machine. As an IT technician, what is the FIRST step you should take to identify the problem?
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Reinstall the operating system to rule out software issues.
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Check if the computer is plugged in and the power outlet is functioning.
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Replace the computer's power supply unit immediately.
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Open the computer case and reseat all internal components.
The correct answer is to check if the computer is plugged in and the power outlet is functioning. This is because checking the power supply is a basic and often overlooked step that can cause a computer to not turn on. Ensuring that the machine is receiving power is a simple and quick check that can instantly rule out a range of potential issues.
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Why is it important to check if the computer is plugged in first?
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How do I check if the power outlet is functioning properly?
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What should I do if I confirm the computer is plugged in and the outlet is functioning?