ClearOne comm operation manual GT1524 Installation ClearOne Part No June 2002 Rev

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© 2002 ClearOne Communications, Inc. All

rights reserved. No part of this document may

be reproduced in any form or by any means

without written permission from ClearOne

Communications, Inc. Printed in the United

States of America. ClearOne Communications

reserves specific privileges. Information in this

document is subject to change without notice.

GT1524 Installation and

Operation Manual

ClearOne Part No. 800-114-101

June 2002 (Rev. 2.0)

Technical Services Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760

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Contents Audio Products GT1524 Single Channel Echo Canceller GT1524 Single Channel Echo Canceller GT1524 Installation ClearOne Part No June 2002 Rev Iii Table of ContentsAppendices Introduction FeaturesClearOne Communications EuMEA GmbH Professional Services GroupSales and Customer Service Technical SupportUnpacking Controls and ConnectionsFront panel Introduction ~ Controls and Connections Rear panelIntroduction ~ Operational Requirements Equipment placementOperational Requirements Telephone line requirementsTechnical Services Group ~ 1-800-283-5936 USA ~ Connecting the unit Hardware SetupMenu trees LCD ProgrammingAdjusting a value Installation ~ LCD ProgrammingPower-Up Screen Aux In, 4-Wire In, and From Telco InputsMic/Line Aux Out Speaker/Line Out, 4 Wire Out, and To TelcoOutputs SystemSet Passcode RS-232Telco Unit ID Number TimeoutDefault Meter MetersMuting Controlling volumeTo adjust the volume Front Panel ControlOperation ~ Front Panel Control Disconnecting a callAnswering a call Making a callCustom Control Custom controller optionsOperation ~ Custom Control Technical Services Group ~ 1-800-283-5936 USA ~ Appendices Appendix a SpecificationsAppendix B Pinouts Control/Status port pinout femaleRS-232 COM DCE port pinout female Appendix C ~ Serial Commands Appendix C Serial CommandsCommand structure Error codesGT1524 Serial Commands AGC ExplanationReturn values Auxmix BaudDfltm Dial ERLErle Flow FPPGain LFP Appendix C ~ Serial Commands ExampleHook HookdLVL MHPMline Mute NLPNull Return value RingRingen RxrdTamode TerlTerle Tout UIDVER This Warranty is Void if WarrantyAppendix E Compliance FCC Part 15 complianceFCC Part 68 compliance Appendix E ~ Compliance Industry Canada complianceLimits Index Index ~ S-Z