HP EliteBook 8440P manual 15

Component		Description
(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 internal
		hard drive, and if present, the hard drive in the upgrade bay.
(5)	QuickLook light	● On: The computer is on.
		● Off: The computer is off or in the Sleep or Hibernation state.
(6)	QuickWeb light	On: Web browser is in use.
(7)	TouchPad light	● Turquoise: The TouchPad is on.
		● Amber: The TouchPad is off.
(8)	Caps lock light	On: Caps lock is on.
(9)	Num lock light	On: Num lock is on or the embedded numeric keypad is enabled.
(10)	Volume mute light	● Turquoise: Speaker sound is on.
		● Amber: Speaker sound is off.
(11)	Volume down light	Blinking: The volume down button is being used to decrease the
		speaker volume.
(12)	Volume up light	Blinking: The volume up button is being used to increase the
		speaker volume.

*The 2 wireless lights display the same information. The light on the wireless button is visible only when the computer is open. The wireless light on the front of the computer is visible whether the computer is open or closed.

†The 2 power lights display the same information. The light on the power button is visible only when the computer is open. The power light on the front of the computer is visible whether the computer is open or closed.

Identifying hardware 3