Inputs - Polycom Vortex EF2201 Reference Manual

I
NPUTS
Input Settings
Input T
Line Echo
Cancellation
Automatic Gain
Control (AGC)
AGC Maximum
AGC Minimum
Phone Input Gain
Mute
Noise Cancellation
Noise Cancellation
Level
LEC Suppression
Dynamics
Processing
Figure 10. EF2201
Inputs submenu
V EF2201 Reference Manual
ORTEX
The input menu allows the user to adjust functions related to the input signals to the
EF2201. This menu contains L
, AGC M , AGC M
TROL AXIMUM
, N C
TION OISE ANCELLATION
P . The menu is organized around the Inputs (1-4) and (A-D), so that you
ROCESSING
first select an input and then select settings for that input. You can also choose to
apply the settings to all Inputs, Inputs 1-4, or Inputs A-D.
Line Echo Cancellation.
line.
Automatic Gain Control (Input T).
(AGC) on Input T. The default is On.
AGC Maximum (Input T).
apply for Input T. The default value is +12 dB.
AGC Minimum (Input T).
apply for Input T. The default value is -6 dB.
Phone Input Gain.
This parameter adjusts the gain level of the phone input
(Input T). This is normally configured during the calibration process. The default
setting is 0 dB .
Mute.
Mutes/unmutes phone input. The default is not muted.
Noise Cancellation (Input T).
cellation.
Noise Cancellation Level (Input T).
This ranges from 0 to 15 dB. The default is 5 dB.
LEC Suppression.
Sets the amount of suppression used the line echo canceller
(LEC).
Dynamics Processing.
18
E C
INE CHO ANCELLATION
, G A
INIMUM AIN DJUST
L , LEC S
EVEL UPPRESSION
Enables or disables the echo cancellation on the phone
This enables automatic gain control
Sets the maximum gain value that the AGC can
Sets the minimum gain value that the AGC can
This allows you to enable or disable noise can-
Selects the level of noise cancellation.
Enables or disables compression on Input T.
Technical Support: 800.932.2774
LCD M S
ENU TRUCTURE
, A G C
UTOMATIC AIN ON
, M , N C
UTE OISE ANCELLA
, and D
YNAMICS
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