Lenovo THINKPAD W520, Руководство пользователя

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Standby (not
paired) Blue LED flashes
once every 5 seconds
Standby
(paired) Blue LED flashes
twice every 5 seconds
In a call Blue LED flashes
twice every 3 seconds
Initiating a call Blue LED flashes
twice every 5 seconds
A call incoming Blue LED flashes
continuously
Playing music Blue LED flashes 3
times every 5
seconds
Muted Blue LED flashes
twice every 3 seconds
Battery low Red LED flashes
once every 5 seconds
Charging Red LED stays on
Fully charged Blue LED stays on
Charging the headset