Lights - HP 640 ProBook G3 Series Maintenance And Service Manual

Lights

Component
(1)
(2)
(3)
(4)
(5)
(6)
12 Chapter 2 External component identification
Power light
Microphone mute light
Num lk light
Wireless light
Mute light
Caps lock light
Description
● 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.
● Amber: Microphone sound is off.
Off: Microphone sound is on.
●
On: Num lk is on.
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 off.
● Amber: Computer sound is off.
White: Computer sound is on.
●
On: Caps lock is on, which switches the key input to all capital
letters.