Lights
Item Component Function
(1) Power light
●
On: The computer is on.
●
Blinking: The computer is in the Sleep state (Windows
Vista) or in Standby (Windows XP).
●
Blinking rapidly: An AC adapter with a higher power
rating should be connected.
●
Off: The computer is off or in Hibernation.
(2) Battery light
●
Amber: A battery is charging.
●
Green: 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.
(3) Drive light
●
Blinking green: The hard drive is being accessed.
●
Amber: HP 3D DriveGuard has temporarily parked the
internal hard drive.
(4) Caps lock light On: Caps lock is on.
(5) Volume mute light
●
Off: Computer sound is on.
●
On: Computer sound is off.
(6) Volume down light Blinking: The volume scroll zone is being used to decrease
speaker volume.
8 Chapter 2 External component identification