Lights
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.
●
White: Computer sound is on.
(7)
TouchPad light
●
Amber: The TouchPad is off.
●
Off: The TouchPad is on.
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Summary of Contents for ProBook 450 G2
Page 1: ...HP ProBook 450 G2 Notebook PC HP ProBook 455 G2 Notebook PC Maintenance and Service Guide ...
Page 4: ...iv Important Notice about Customer Self Repair Parts ...
Page 6: ...vi Safety warning notice ...
Page 12: ...xii ...
Page 165: ...23 Remove the LCD panel 24 Recycle the LCD panel and backlight Display 153 ...