HP Compaq 2210b Maintenance And Service Manual page 18

Item Component
(5) Volume mute light
(6) Volume down light
(7) Volume up light
*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.
†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.
10 Chapter 2 External component identification
Function
Off: Computer sound is on.
●
On: Computer sound is off.
●
Blinking: The volume scroll zone is being used to decrease
speaker volume.
Blinking: The volume scroll zone is being used to increase
speaker volume.