You need to connect all the pieces and parts to your computer's system unit before powering it on. Once all your peripherals are connected, you can then connect your system unit to a power source. Just make sure the power source is turned off before you connect!
^^ Connect the green mouse cable to the green mouse port on the back of your system unit.
^^ Connect the purple keyboard cable to the purple keyboard port on the back of your sys tem unit.
Connect the blue monitor cable to the blue monitor port on the back of your system unit; ^^ make sure the other end is connected to your video monitor.
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