User Guide
Lights
NOTE: Refer to the illustration that most closely matches your computer.
Table 2-5 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 o power to the display and 
other unneeded components.
● O: The computer is o or in Hibernation. Hibernation is a 
power-saving state that uses the least amount of power.
(2) Mute light ● On: Computer sound is o.
● O: Computer sound is on.
(3) Microphone mute light ● On: Microphone is o.
● O: Microphone is on.
(4) Num lk light On: Num lock is on.
(5) Wireless light  On: An integrated wireless device, such as a wireless local area 
network (WLAN) device and/or a Bluetooth® device, is on.
NOTE: On some models, the wireless light is amber when all 
wireless devices are o.
(6) Sharing or presenting light On: Sharing is on.
(7)   Caps lock light On: Caps lock is on, which switches the key input to all capital 
letters.
(8)   Fn lock light On: The fn key is locked. For more information, see Hot keys 
(select products only) on page 15.
Keyboard area 9










