Polycom EF2241 manual Index

Page 64

	INDEX
INDEX
A
Acoustic Echo Cancellation, AEC	2, 12, 17, 30, 38, 40,
.................................................................................................................	44, 49, 57
Automatic Gain Control (AGC)	4, 30, 57
Automixer, Adaptive Threshold	12, 21, 33
Automixer, Adaptvie Threshold	37
Automixer, Automatic Microphone Mixer	2, 3, 19, 21, 31, 37, 57
Automixer, Camera Gating Threshold	20, 32
Automixer, Chairman Mic Mode	12, 20, 21, 33, 34, 37
Automixer, Decay Time	12, 20, 31, 32
Automixer, Gate Priority	12, 21, 34, 37
Automixer, Gating Mode	21, 33
Automixer, Global Max NOM	20, 33
Automixer, Hold Time	12, 20, 32, 37
Automixer, Last Mic On	12, 20, 33
Automixer, Local Max NOM	20, 33
Automixer, Manual Threshold	13, 21, 33, 37
Automixer, Off Attenuation	12, 20, 33
Automixer, Off Atteunation	21
Automixer, Threshold Type	21, 33
B
Bus Mixer	20, 22, 33
C
Calibration	15
Compliance	45
Conference Composer	5, 14, 15, 18, 19, 22,
.................................................................................................................	25
D
Device ID	10, 12
Digital Bus	2, 4, 24, 58
E
Echo Cancellation	3, 30
EF Bus	5, 7, 10, 11, 17, 18, 20,
.................................................................................................................	22, 23, 24, 25, 44, 51,
.................................................................................................................	58
EF Bus Reference	25, 28
Equalization	58
Equalizer	3

VORTEX EF2241 Reference Manual

60

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Contents Vortex EF2241 Reference Manual Page Introduction Welcome How to Use This Manual IntroductionProduct Registration Product FeaturesProduct Inputs Outputs Remote Control PRE-INSTALLATION Tools Needed for InstallationWhat’s Included What’s Not IncludedEF2241 Front and Rear Panels PRE-INSTALLATION Installation Connecting the EF2241 to Other EquipmentMounting the EF2241 North American RequirementTypical EF2241 Connections CodecConnecting Multiple Vortex Devices Device IDS on the EF BUSFactory Default Settings Preset Terminating the EF2241Off Pick a Standard Signal Level Presets Multiple Vortex DevicesCheck Surrounding Equipment Configure Program Audio Sources Integrating the EF2241 Into Your System Input SettingsCalibration Set Levels on Line Input Channels SET UP the Phone Interface Build Your Echo Canceller ReferenceEcho Canceller Reference for Multiple Vortex Devices Customize Setting for Your Particular ApplicationSetting up Bus ReferenceConfigure the Automatic Microphone Mixer Automixer ParametersGlobal Settings Automixer Settings for Multiple Vortex Devices Channel SettingsDefault Settings Configure the Matrix MixerBuilding Your System with Multiple Vortex Devices Configure the submatrix Assign Inputs Assign OutputsEF BUS Other EF2241 Features PresetsConfigure Your Echo Canceller Reference LCD Menu Structure LCD Menu TreeLCD Menu Structure System Menu SystemPhone Control Phone ControlInputs Inputs 1-4, T, A-DOutputs Automixer MenuGlobal Settings Mixer Settings Matrix Menu MatrixParametric EQ Menu Input/Output EQ Channel BandPresets MacrosTroubleshooting Automatic Microphone MixerNo microphones are gating Some microphones are not gating Too many microphones are gatingEcho Canceller Reference Matrix MixerResidual Echo Room Audio Sounds ChoppyFinding the Source of Echo Room Gain Excessive Room Gain Room GainIn-Conference Quick Check Excessive Microphone Amplification Insufficient NonlinearityContacting Technical Support Email vortex@polycom.comTechnical Specifications USA and Canada ComplianceUS Telco requirements Automatic Dialing Telco Connector Canadian Telco RequirementsAustralia Rest of WorldThis page was intentionally left blank CE Mark R& TTE Directive Vortex EF2241 Reference Manual Technical Support Conference System Design Noise and Reverberation Consider Room GainEF2241 Block Diagram EN Echo Canceller, Noise CancellerConnector Pinouts EF BusInput/Output Remote Control Port Making AN EF BUS Terminator Connecting Unbalanced RCA to Balanced Mini PhoenixInstructions Additional Notes Warranty Information RMA# Must be on packageWhat this warranty does not cover State Law RightsEcho Canceller Definition of TermsAcoustic Echo Crosspoint Mix Minus BusNOM Attenuation NOM Bus Presets Room Gain NOMDefinition of Terms Index NOM Index Page 1725-80098-001-C