User guide

Lights
NOTE: Refer to the illustration that most closely matches your computer.
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 keys to all capital
letters.
(3)
Microphone mute light
Amber: microphone sound is off.
Off: microphone sound is on.
(4) Num lock light On: Num lock is on.
(5)
Wireless light White: 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 off.
(6)
Speaker mute light
Amber: Computer sound is off.
14 Chapter 2 Getting to know your computer