Lights
Table 2-6
Lights and their descriptions
Component
Description
(1)
Power light
●
On: The computer is on.
●
Blinking: The computer is in the Sleep state, a power-
saving state. The computer shuts off power to the display
and other unneeded components.
●
Off: The computer is off or in Hibernation. Hibernation is a
power-saving state that uses the least amount of power.
(2)
Caps lock light
On: Caps lock is on, which switches the key input to all capital
letters.
(3)
Mute light
●
On: Computer sound is off.
●
Off: Computer sound is on.
(4)
Touchpad light
●
On: The touchpad is off.
●
Off: The touchpad is on.
(5)
Num lock light
●
On: Num lock is on. When num lock is on, the keypad can
be used like an external numeric keypad.
●
Off: Num lock is off.
10
Chapter 2 Getting to know your computer
