For Advanced Users; Headset Connection States - Seecode VSH411 User Manual

IV. For advanced users

Headset connection states

There is several states in the headset in accordance
with its connection status to the phone.
In the "waiting" state, any paired device can connect to
the headset. In this state, you can use "redial the last
number" and "transfer the call to your headset" function
with your headset.
The "connected" state. This means the two devices are
connected using the Bluetooth wireless technology. You
can hear the ring tone, you can answer the call, you can
make a call, voice dial. You can use full functions of the
headset in this state. Basically, the headset functions
were made up asuming that the headset is in this state.
The "pairable" state. With your mobile phone, you can
search the VSH411 headset, pair with it.
The "voice connected" state is also called "SCO
connected". This means an additional connection,
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which is a voice channel, is established. The phone's
audio is redirected to your headset through the voice
channel("SCO" channel of the Bluetooth).
The LED indicating light
connection state.
on
waiting /
off
connected
pairable
on
voice connected
(SCO connected) off
The first timing diagram is about both waiting and
connected state. In this state, the LED will flash once
every five seconds.
The second diagram, the pairable state. The LED will
blink rapidly.
The last one, the voice connected state, the LED will
flash twice every three seconds as depicted in the figure.
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reflects the headset's
on
on