HP EliteBook 820 G2 Notebook PC and HP EliteBook 720 G2 Notebook PC - Maintenance and Service Guide
Lights
NOTE: Your computer may look slightly dierent from the illustration in this section.
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.
NOTE: For select models, the Intel® Rapid Start Technology
feature is enabled at the factory. Rapid Start Technology allows
your computer to resume quickly from inactivity.
(2) Caps lock light On: Caps lock is on, which switches the keys to all capital letters.
(3) TouchPad light
●
On: The TouchPad is o.
●
O: The TouchPad is on.
(4) Microphone mute light
●
Amber: microphone sound is o.
●
O: microphone sound is on.
(5) Num lock light On: Num lock is on.
(6) 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.
(7) Mute light
●
Amber: Computer sound is o.
●
O: Computer sound is on.
14 Chapter 2 External component identication