Polycom HDX 4000 Series Administrator's Manual page 133

Administrator's Guide for Polycom HDX Systems
4–16
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Configure these settings:
2
Setting Description
Input Type Specifies the type of equipment that is connected to
audio input 1.
Polycom HDX 9004
Polycom HDX 9002
(Polycom HDX 9000 series only) Choose Line Input
Polycom HDX 9001
unless you have connected microphones that do not
have an external preamplifier. Choose Microphone for
most wired microphones. When set to Microphone,
and Enable Phantom Power is enabled, the input
provides 48V of phantom power.
Input Type Level Sets the volume level for audio input 1.
Polycom HDX 9006
Polycom HDX 9004
Polycom HDX 9002
Polycom HDX 9001
Polycom HDX 8000 HD
Polycom HDX 7000 HD
Polycom HDX 7000
Echo Canceller Specifies whether to use the system's built-in echo
canceller with audio input 1.
Polycom HDX 9006
Polycom HDX 9004
Do not enable this option if you have connected a
Polycom HDX 9002
Polycom Vortex mixer.
Polycom HDX 9001
Note: This setting affects both the HDX microphone
Polycom HDX 8000 HD
input and analog audio input1. When only the HDX
Polycom HDX 7000 HD
microphone is connected, do not enable this option.
Polycom HDX 7000
Content Input Level Specifies the volume level for audio input 4 of a
Polycom HDX 9000 series or Polycom HDX 8000 series
Polycom HDX 9006
system. Specifies the volume level for audio input 3 of a
Polycom HDX 9004
Polycom HDX 7000 series system. Specifies the volume
Polycom HDX 8000 HD
level for the PC audio input of a Polycom HDX 6000
Polycom HDX 7000 HD
series or Polycom HDX 4000 series.
Polycom HDX 7000
Polycom HDX 6000 HD
Polycom HDX 4500
Polycom HDX 4000 HD
Polycom HDX 4000
Enable Phantom Allows the system to supply power to microphones
Power connected directly to the audio input.
Polycom HDX 9004
Note: This selection is only available when you set
Polycom HDX 9002
Input Type to Microphone.
Polycom HDX 9001
Input Type Lets you see the peak input signal level present at audio
(dB meter) input 1.
Built-In Microphones Lets you see the peak input signal level present at the
(dB meter) built-in microphones.
Polycom HDX 4500
Polycom HDX 4000 HD
Polycom HDX 4000
Polycom, Inc.