HP ProBook 6550b Maintenance And Service Manual page 34

item Component
(4) Drive light
(5) Webcam light (select models only)
(6) Display release latch
(7)
Speakers (2)
26 Chapter 2 External component identification
Description
Blinking turquoise: The hard drive or optical drive
●
(select models only) is being accessed.
Amber: HP 3D DriveGuard has temporarily parked
●
the hard drive.
On: The webcam is in use.
Opens the computer.
Produce sound.