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Vortex EF2241 Reference Manual
Models:
EF2241
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68 pages
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Troubleshooting
Specs
Install
EF2241 Block Diagram
Pick a Standard Signal Level
Default Settings
Warranty
Configure the submatrix
Presets
SET UP the Phone Interface
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Vortex EF2241 Reference Manual
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Contents
Vortex EF2241 Reference Manual
Page
Introduction
Introduction
Welcome How to Use This Manual
Product Registration
Product Features
Product
Inputs Outputs Remote Control
Tools Needed for Installation
PRE-INSTALLATION
What’s Included
What’s Not Included
EF2241 Front and Rear Panels
PRE-INSTALLATION
Connecting the EF2241 to Other Equipment
Installation
Mounting the EF2241
North American Requirement
Codec
Typical EF2241 Connections
Device IDS on the EF BUS
Connecting Multiple Vortex Devices
Terminating the EF2241
Factory Default Settings Preset
Off
Pick a Standard Signal Level
Presets Multiple Vortex Devices
Check Surrounding Equipment
Configure Program Audio Sources
Integrating the EF2241 Into Your System
Input Settings
Calibration
Set Levels on Line Input Channels
Build Your Echo Canceller Reference
SET UP the Phone Interface
Echo Canceller Reference for Multiple Vortex Devices
Customize Setting for Your Particular Application
Bus Reference
Setting up
Automixer Parameters
Configure the Automatic Microphone Mixer
Global Settings
Channel Settings
Automixer Settings for Multiple Vortex Devices
Default Settings
Configure the Matrix Mixer
Building Your System with Multiple Vortex Devices
Assign Inputs Assign Outputs
Configure the submatrix
EF BUS
Other EF2241 Features
Presets
Configure Your Echo Canceller Reference
LCD Menu Tree
LCD Menu Structure
LCD Menu Structure
System
System Menu
Phone Control
Phone Control
Inputs 1-4, T, A-D
Inputs
Automixer Menu
Outputs
Global Settings
Mixer Settings
Matrix
Matrix Menu
Input/Output EQ Channel Band
Parametric EQ Menu
Macros
Presets
Automatic Microphone Mixer
Troubleshooting
No microphones are gating Some microphones are not gating
Too many microphones are gating
Matrix Mixer
Echo Canceller Reference
Residual Echo
Room Audio Sounds Choppy
Finding the Source of Echo Room Gain
Room Gain
Excessive Room Gain
In-Conference Quick Check Excessive Microphone Amplification
Nonlinearity
Insufficient
Email vortex@polycom.com
Contacting Technical Support
Technical Specifications
USA and Canada
Compliance
US Telco requirements
Canadian Telco Requirements
Automatic Dialing Telco Connector
Rest of World
Australia
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CE Mark R& TTE Directive
Vortex EF2241 Reference Manual Technical Support
Noise and Reverberation Consider Room Gain
Conference System Design
EN Echo Canceller, Noise Canceller
EF2241 Block Diagram
EF Bus
Connector Pinouts
Input/Output Remote Control Port
Making AN EF BUS Terminator
Connecting Unbalanced RCA to Balanced Mini Phoenix
Instructions
Additional Notes
RMA# Must be on package
Warranty Information
State Law Rights
What this warranty does not cover
Definition of Terms
Echo Canceller
Acoustic Echo
Crosspoint Mix Minus Bus
NOM
NOM Attenuation NOM Bus Presets Room Gain
Definition of Terms
Index
NOM
Index
Page
1725-80098-001-C
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Contents