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Preparation
with the HD Visual Communication Unit
using SIP.
–
You are not using Digital Boundary
Microphones and an Analogue Boundary
Microphone together.
•
If a headset is connected, audio from the
headset microphone is given priority, and audio
from Analogue Boundary Microphones is no
longer picked up.
The range of the microphone (the radius of the circle
with a microphone at the centre) varies according to the
level of surrounding noise. Place the microphone
accordingly, referring to the following table.
A quiet
Noise
room
level/
(40
Micro–
dBsplA)
phone
approx.
1
2 m
Layout examples (a regular room)
(the grey circle indicates the microphone's range):
2 m
Microphone
Microphone
Microphone
About 60° around the connector side is outside the
microphone's range.
24
User Manual
A regular
A noisy
room
room
(45
(50
dBsplA)
dBsplA)
approx.
approx.
1.5 m
1 m
Display
Approx.
Approx.
Approx.
60
60°
60°
About Headset
You can connect a headset to the headset jack on the
front of the unit.
Note
•
Check the headphone connector (A) and the
microphone connector (B), and then connect
the headset.
•
If a Boundary Microphone and a headset are
connected at the same time, audio from the
headset microphone is given priority, and audio
from Boundary Microphones is no longer picked
up.
•
If a general-purpose microphone and a headset
are connected at the same time, audio from
both sources is picked up.
•
If a headset is connected, audio will not be
played through the display or speakers.
A
B
Headset
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