Turns the computer power ON and OFF.
Serves as the data input device of the
computer.
Serves as the pointing device of the
computer.
Show the current status of the computer’s
devices.
Power indicator –
Glows green when the computer is turned
ON.
Glows amber (orange) when the computer
is in Standby/Sleep mode.
Hard disk drive in-use indicator
Blinks green when the hard disk drive is
active.
Blinks red when the hard disk heater is on.
Displays the output of the computer.
Can also have the optional touchscreen
function.