Led Indicators - Lenovo W520 User Manual

Pause/resume music play
Press the Power button.
Switch to the previous track
Press the Previous button.
Switch to the next track
Press the Next button.

LED indicators

The LED indicators on the headset flash in
varied ways to indicate different working
states of the headset.
Working
status
Powered on
Powered off
Pairing
LED activity
Blue LED flashes
twice
Red LED flashes
once
Red and blue LEDs
flash alternately