Asus Essentio CP6230 Manuel D'utilisation page 19

Connecting.a.USB.keyboard.and.a.USB.mouse
Connect a USB keyboard and a USB mouse to the USB ports on the rear panel of your
computer.
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Connecting.the.power.cord
Connect one end of the power cord to the power connector on the rear panel of your
computer and the other end to a power source.
ASUS CP630 17