Table 2-5 Lights and their descriptions
Component Description
(1) Caps lock light On: Caps lock is on, which switches the key input to all capital 
letters.
(2) Privacy key light On: Privacy screen is on, which helps prevent side-angle 
viewing.
(3) Mute light ● On: Computer sound is off.
● Off: Computer sound is on.
(4) Microphone mute light ● On: Microphone is off.
● Off: Microphone is on.
(5) Power light ● On: The computer is on.
● Blinking (select products only): The computer is in 
the Sleep state, a power-saving state. The computer 
shuts off power to the display and other unnecessary 
components.
● Off: Depending on your computer model, the computer 
is off, in Hibernation, or in Sleep. Hibernation is the 
power-saving state that uses the least amount of power.
(6) Num lk light On: Num lk is on.
(7) Fn lock light On: The fn key is locked.
Lights 11