Motorola HX550 ユーザーズマニュアル

Status light

if light shows…

your headset is…

three blue flashes

powering on/off

steady blue

pairing/connect mode

rapid blue/purple 
flashes

connection successful

quick blue flash

incoming/outgoing call on 
phone 1

quick purple flash

incoming/outgoing call on 
phone 2

slow blue pulse

connected (on a call)

slow blue flash

standby (connected to one 
phone)

slow green flash

standby (connected to two 
phones)

slow red flash

idle (not connected to a phone)

slow purple pulse

connected call muted

steady red

attempting to connect

quick red flash

low battery

steady purple

in settings mode