HP Pavilion 13-r010dx x2 Detachable PC - Manual (Page 23)

Lights
NOTE: Refer to the image that most closely matches your keyboard.
Component Description
(1) Caps lock light ● White: Caps lock is on.
● Off: Caps lock is off.
(2) Mute light ● Amber: Computer sound is off.
● Off: Computer sound is on.
Keyboard dock 13