Polycom EF2241 manual Introduction

VORTEX EF2241 REFERENCE MANUAL

Introduction	2
Product Features	3
Pre-Installation	5
EF2241 Front and Rear Panels	6
Installation	8
Mounting the EF2241	8
Connecting the EF2241 to Other Equipment	8
Device IDs on the EF Bus	10
Connecting Multiple Vortex Devices	10
Factory Default Settings (Preset 0)	11
Check Surrounding Equipment	13
Integrating the EF2241 Into Your System	15
Input Settings	15
Calibration	15
Set up the Phone Interface	17
Build Your Echo Canceller Reference	17
Echo Canceller Reference for Multiple Vortex Devices	17
Configure the Automatic Microphone Mixer	19
Automixer Settings for Multiple Vortex Devices	21
Configure the Matrix Mixer	22
Building Your System with Multiple Vortex Devices	22
The EF Bus	24
Presets	25
Other EF2241 Features	25
LCD Menu Structure	26
System Menu	28
Phone Control	29
Inputs	30
Outputs	31
Automixer Menu	31
Matrix Menu	34
Parametric EQ Menu	35
Presets	36
Macros	36
Troubleshooting	37
Automatic Microphone Mixer	37
Matrix Mixer	38
Echo Canceller Reference	38
Residual Echo	38
Contacting Technical Support	43
Technical Specifications	44
Compliance	45
Conference System Design	49
EF2241 Block Diagram	50
Connector Pinouts	51
Connecting Unbalanced RCA to Balanced Mini Phoenix	53
Making an EF Bus Terminator	53
Additional Notes	54
Warranty Information	55
Definition of Terms	57
Index	60

Polycom, Inc., Copyright 2002 1 Technical Support: 800.932.2774