BlueAnt Z9 Bluetooth Headset - Manual (Page 18)

LED Indicator Chart
Power ON Solid Blue for 5 Seconds
Power OFF Red flash 3 times
Pairing Mode Blue flashing
Reset Blue flashing
Charging Solid Red
Charging with Power ON Solid Red with a Purple Flash
Charging Complete Red indicator OFF
Low Battery All LED’s change to Red
Idle Blue flash every 8 seconds
Standby 2 Blue flashes every 5 seconds
Ongoing call NO LED’s