Lights, Identifying hardware 3 – HP EliteBook 8540w Mobile Workstation User Manual
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Lights
Component
Description
(1)
Wireless lights (2)
†
●
Blue: An integrated wireless device, such as a wireless local
area network (WLAN) device and/or a Bluetooth® device, is
on.
●
Amber: All wireless devices are off.
(2)
Power lights (2)*
●
On: The computer is on.
●
Blinking: The computer is in the Sleep state.
●
Off: The computer is off or in Hibernation.
(3)
Battery light
●
Amber: A battery is charging.
●
Turquoise: A battery is close to full charge capacity.
●
Blinking amber: A battery that is the only available power
source has reached a low battery level. When the battery
reaches a critical battery level, the battery light begins blinking
rapidly.
●
Off: If the computer is plugged into an external power source,
the light turns off when all batteries in the computer are fully
charged. If the computer is not plugged into an external power
source, the light stays off until the battery reaches a low
battery level.
(4)
Drive light
●
Blinking turquoise: The hard drive or optical drive is being
accessed.
●
Amber: HP 3D DriveGuard has temporarily parked the hard
drive.
(5)
QuickLook light
●
On: The computer is on.
●
Off: The computer is off or in the Sleep or Hibernation state.
(6)
HP QuickWeb light
●
On: The Web browser is in use.
Identifying hardware
3