Gebruiksaanwijzing /service van het product GT1524 van de fabrikant ClearOne comm
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www .gentner .com Audio P roducts GT1524 Single Channel Echo Canceller ClearOne Communications ~ 1825 Research W ay , Salt Lake City , UT 84119 ~ tel 1-800-945-7730 ~ fax 1-800-933-5107 Installation &.
GT1524 Single Channel Echo Canceller Installation & Operation Manual.
ii T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 © 2002 ClearOne Communications, Inc. All rights reser ved. No part of this document may be reproduced in any form or by any means without written permission from ClearOne Communications, Inc.
iii T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 GT1524 Installation and Operation Manual T able of Contents CHAPTER 1: Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 Features . . . . . . . . . . .
iv T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 APPENDICES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19 Appendix A: Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 CHAPTER 1: Introduction The GT1524 provides the highest possible audio quality available in a single channel echo canceller .
Introduction ~ Professional Services Group 2 T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 If you need any additional information on how to install, set up, or operate your system, please contact us at one of the locations listed below .
3 Introduction ~ Unpacking T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 Ensure that the following items were received with your shipment: F ront panel A. LCD window . The two-line, 16-character-per -line LCD display is used for the GT1524 setup.
Introduction ~ Controls and Connections 4 T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 C. LED Meter. The LED bar meter displays the audio level of any input or output of the GT1524 as well as the Echo R eturn Loss (ERL) and Echo R etur n Loss Enhancement (ERLE) between the Speaker/Line Out and the Mic/Line audio input channel.
5 Introduction ~ Operational Requirements T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 E. RS-232. This female DB-9 serial port is for interconnection between the GT1524 and a PC or custom remote control. See Appendix C for serial port commands.
6 T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760.
T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 This chapter provides step-by-step instr uctions for installing your GT1524 system. Figure 2.1 (below) shows the back panel connections of a fully-installed GT1524 system. Connecting the unit The power cord should be connected last.
Installation ~ LCD Programming 8 T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 5. Use the RS-232 port to connect the GT1524 to a PC (for use with HyperT er minal), an AP IR R emote Control, or a custom remote control device. 6. Connect an external amplifier or sound reinforcement system to Line Out.
Pressing ESC at the top of the tree has no effect. 9 Installation ~ LCD Programming T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 appropriate menu. Then press Enter . T o descend a menu level (go deeper into the tree), press Enter .
Installation ~ LCD Programming 10 T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 V e r s i o n x.x Ou t pu t s In p u ts Sys t em ClearOne GT1 524 Mic/Line In Aux In From T elco 4 .
11 Installation ~ LCD Programming T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 Inputs There are four main submenus under the Inputs menu tree: Mic/Line In, Aux In, 4 Wire In, and From T elco (see Figure 2.7). Mic/Line In Gain Adjust.
Installation ~ LCD Programming 12 T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 AGC. The input can use automatic gain control (AGC). This feature keeps sof ter and louder talkers at a consistent transmit level. This feature is disabled when shipped from the factor y .
13 Installation ~ LCD Programming T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 T o lock the front panel 1. Enter the System menu 2. Scroll through the menu items to select Lock P anel , and press Enter . 3. Select On , and press Enter again.
Installation ~ LCD Programming 14 T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 Ring Indication. An audible ring indicator , sent to the P A output, can be enabled or disabled under this menu. Unit ID Number The Unit ID # allows you to view the read-only unit address set at the factor y .
T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 A correctly installed GT1524 virtually r uns by itself . T ypical operations involve changing volume of an output, muting an input or output, or handling calls on the connected telephone handset.
Operation ~ F ront Panel Control 16 T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 Answering a call An incoming call rings on the telephone set connected to the GT1524 (and speaker , if one is connected to the GT1524) and causes the On LED to flash.
17 Operation ~ Custom Control T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 Custom controller options The GT1524 is designed to function with remote control systems. The controller is connected to the GT1524 through the RS-232 port.
18 T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760.
T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 Dimensions (LxDxH) 17.25" x 10.25" x 1.75" 43.8 x 26 x 4.5 cm W eight 7 lb/3.
Appendix B ~ Pinouts 20 T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 All commands are momentary . Appendix B: Pinouts RS-232 COM DCE port pinout (female) Pin Number Control Pin Number Control 1 DCD 6 DSR 2 TXD 7 CTS 3 RXD 8 R TS 4 DTR 9 No connection 5 Ground 1 5 6 9 Figure B.
21 Appendix C ~ Serial Commands T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 The GT1524 accepts serial commands through the serial port. The commands in this manual pertain only to the GT1524. RS-232 serial port protocol is 9,600 (default), 19,200, or 38,400 baud; 8 bits, 1 stop bit, no parity .
Appendix C ~ Serial Commands 22 T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 GT1 524 Serial Commands Command Function AA Selects/Reports Auto Answer for T elco P ort AD Selects/R.
23 Appendix C ~ Serial Commands T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 AA This command activates and deactivates the auto answer feature.
Appendix C ~ Serial Commands 24 T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 A UXMIX This command changes or reports back the state of the Aux Mix Out.
25 Appendix C ~ Serial Commands T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 DIAL This command generates DTMF tones. This capability remains active af ter the call is placed so tones can be issued for use with voice mail and pagers.
Appendix C ~ Serial Commands 26 T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 FL OW This command selects or reports whether hardware flow control is enable or disabled for the GT1524. Hardware flow control is implemented using R TS and CTS.
27 Appendix C ~ Serial Commands T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 Example The following command lowers the gain 3dB on the Mic/Line input channel. GAIN 1 I -3 HOOK This command sends a momentar y interr uption in the line seizure (hook flash) to the telephone line.
Appendix C ~ Serial Commands 28 T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 LV L This command reports back the level for a given channel.
29 Appendix C ~ Serial Commands T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 MUTE This command changes or reports the state of mute for a given channel.
Appendix C ~ Serial Commands 30 T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 PP This command changes or reports back the state of the phantom power for a microphone.
31 Appendix C ~ Serial Commands T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 T AMODE This command controls or reports the T elephone Adapt Mode control of the unit.
Appendix C ~ Serial Commands 32 T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 TOUT This command sets or reports the current inactivity timeout before retur ning to the menu screen used by the unit.
33 Appendix D ~ W ar ranty T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 ClearOne Communications, Inc. (Manufacturer) warrants that this product is free of defects in both materials and workmanship. Should any part of this product be defective, the Manufacturer agrees, at its option, to: A.
Appendix E ~ Compliance 34 T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 Manufacturer shall not be liable for punitive, consequential, or incidental damages, expenses, or loss of revenue or property , inconvenience, or interr uption in operation experienced by the end user due to a malfunction in the purchased product.
35 Appendix E ~ Compliance T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 USOC Jacks: This device uses RJ11C and RJ21X terminal jacks. The REN is used to determine the quantity of devices which may be connected to the telephone line.
Appendix E ~ Compliance 36 T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 give the telecommunications company cause to request the user to disconnect the equipment.
37 Index ~ A–R T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 4 Wire In 4, 8, 19 4 Wire Out 4, 8, 12, 19 A acoustic echo cancellation 1 AGC 11, 12 answering a call 16 AP IR R emo.
Index ~ S–Z 38 T echnical Ser vices Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760 S serial commands 21 set passcode 12, 13 speaker 5, 8 Speaker/Line Out 12, 19 system 12, 13 T technical support 2 te.
www .gentner .com Audio P roducts GT1524 Single Channel Echo Canceller ClearOne Communications ~ 1825 Research W ay , Salt Lake City , UT 84119 ~ tel 1-800-945-7730 ~ fax 1-800-933-5107 Installation &.
Een belangrijk punt na aankoop van elk apparaat ClearOne comm GT1524 (of zelfs voordat je het koopt) is om de handleiding te lezen. Dit moeten wij doen vanwege een paar simpele redenen:
Als u nog geen ClearOne comm GT1524 heb gekocht dan nu is een goed moment om kennis te maken met de basisgegevens van het product. Eerst kijk dan naar de eerste pagina\'s van de handleiding, die je hierboven vindt. Je moet daar de belangrijkste technische gegevens ClearOne comm GT1524 vinden. Op dit manier kan je controleren of het apparaat aan jouw behoeften voldoet. Op de volgende pagina's van de handleiding ClearOne comm GT1524 leer je over alle kenmerken van het product en krijg je informatie over de werking. De informatie die je over ClearOne comm GT1524 krijgt, zal je zeker helpen om een besluit over de aankoop te nemen.
In een situatie waarin je al een beziter van ClearOne comm GT1524 bent, maar toch heb je de instructies niet gelezen, moet je het doen voor de hierboven beschreven redenen. Je zult dan weten of je goed de alle beschikbare functies heb gebruikt, en of je fouten heb gemaakt die het leven van de ClearOne comm GT1524 kunnen verkorten.
Maar de belangrijkste taak van de handleiding is om de gebruiker bij het oplossen van problemen te helpen met ClearOne comm GT1524 . Bijna altijd, zal je daar het vinden Troubleshooting met de meest voorkomende storingen en defecten #MANUAl# samen met de instructies over hun opplosinge. Zelfs als je zelf niet kan om het probleem op te lossen, zal de instructie je de weg wijzen naar verdere andere procedure, bijv. door contact met de klantenservice of het dichtstbijzijnde servicecentrum.
