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Possibly not enough output power. Are you sure that you got the right size power supply?

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15y ago
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Q: Why does your computer mouse and keyboard not work anymore after changing the power supply?
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Will changing the power supply in a computer erase all present files?

No.


Why apple computer has low cost?

The cheapesrt new Apple computer you can buy is the Mac Mini. It sells for $599. You only get the computer. You willl have to supply the monitor, keyboard, and mouse.


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The basic parts of computer are CPU, hard drive mouse, keyboard, RAM, monitor, power supply and many more. Some computers may vary slightly in terms of features but they contain most of the ones mentioned.


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Can you use a 10 volt power supply for a 9 volt keyboard?

Using a 10 volt power supply for a 9 volt keyboard is not a good idea. The higher voltage will cause damage to the keyboard, burning it out and making it useless.


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Hardware is what you can see and touch. Software is digital and has to be processed by the computer. Examples of hardware are : Monitor, Keyboard, Mouse, CPU, Power Supply, and many others.


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How you set up a computer varies depending on the type of computer. A laptop does not require the same steps as a desk top. You use the monitor cable to connect the monitor to the computer case, or tower. Plug in the cords for the keyboard and mouse. Plug the power supply cords into a surge protector.


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