Plantronics 645 manual Powering, “Beep”, Charging Indicator Lights

POWERING

“BEEP”

1.Turn on the headset by pressing and holding the call control button until the indicator light glows blue. If you are wearing the headset, you will hear a beep when the power turns on. The indicator light will flash blue every 5 seconds when the power is on.

NOTE When the headset is on, the indicator light will indicate the charge level of the headset.

2.Turn off the headset by pressing the call control button for 6-8 seconds until the indicator light glows red or until you hear the beep. The indicator light remains unlit when the power is off.

CHARGING INDICATOR LIGHTS

3 red flashes = greater than 2/3 battery charge

2 red flashes = 1/3 to 2/3 battery charge

1 red flash = less than 1/3 battery charge

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