Plantronics 645 Headphones User Manual


 
11
INDICATOR LIGHTS
Headset Status Headset Indicator Light
Powering on Blue appears and flashes every 6 seconds
Power on Blue flashes every 5 seconds
Powering off Red appears and goes off
Power off
Charging battery Red light flashes every 5 seconds
Battery fully charged Red goes off
Low battery Red light flashes every second
Pairing mode Blue/red flashes for 60 seconds
Missed call Blue/red flashes infrequently. Press any button
to cancel
Ringing Blue/red flashes rapidly
On Line Indicator (OLI) Blue flashes every 10 seconds