Краткое содержание страницы № 1
NDA-24233
ISSUE 2
STOCK # 0293886
VisuaLink 128/384
Engineering Guide
JANUARY, 1999
NEC America, Inc.
Краткое содержание страницы № 2
LIABILITY DISCLAIMER NEC America, Inc. reserves the right to change the specifications, functions, or features, at any time, without notice. NEC America, Inc. has prepared this document for use by its em- ployees and customers. The information contained herein is the property of NEC America, Inc. and shall not be reproduced without prior written approval from NEC America, Inc. Copyright 1999 NEC America, Inc. Printed in USA
Краткое содержание страницы № 3
EXHIBIT J1 FCC REQUIREMENTS NEC America, Inc. VisuaLink 128/VisuaLink 384 TYPE OF SERVICE The VisuaLink 128 and the VisuaLink 384 are stand-alone devices that allow multimedia conferencing by transmitting video, audio and data to remote locations over the ISDN Basic Rate interface. The VisuaLink 128 and VisuaLink 384 connect to the ISDN digital network through separately-registered NTI equipment. They provide POTS ports which allow a customer-provided 2500-type telephone access to the digital
Краткое содержание страницы № 4
IF PROBLEMS ARISE If any of your telephone equipment is not operating properly, you should immediately remove it from your telephone lines, as it may cause harm to the telephone network. If the telephone company notes a problem, they may temporarily discontinue service. When practical, they will notify you in advance of this disconnection. If advance notice is not feasible, you will be notified as soon as possible. When you are notified, you will be given the opportunity to correct the probl
Краткое содержание страницы № 5
CSA Requirement To ensure that certified equipment is attached correctly, and only to the networks of participating carriers, the following statement shall accompany each unit of certified equipment offered for sale. This statement must be included conspicuously in written or electronic format, at or near the front of each copy of the operating manual, or accompany other technical information, or be included as a separate sheet. The required statement is: CP-01, Issue 8, Part I Section 14.1
Краткое содержание страницы № 6
Краткое содержание страницы № 7
VisuaLink 128/384 Engineering Guide Table of Contents Table of Contents Chapter 1: VisuaLink Command Fundamentals .................................................... 1-1 Summary ............................................................................................................................. 1-1 Communication Outline ....................................................................................................... 1-1 Physical/Electrical lnterface ..............................
Краткое содержание страницы № 8
Table of Contents VisuaLink 128/384 Engineering Guide DATA Command ............................................................................................................... 3-19 SDM2 Setting LSD Speed 4-1 ............... 3-19 RDM2 Checking LSD Speed Setting 4-2 ............... 3-20 SDM3 Setting MLP Speed 4-3 ............... 3-20 RDM3 Checking MLP Speed Setting 4-4 ............... 3-21 ISDN Registering/Setting Command .........................................................................
Краткое содержание страницы № 9
VisuaLink 128/384 Engineering Guide Table of Contents Report Response Control Command ................................................................................ 3-43 ITCS Conference Status Report Control 14-1 ............. 3-43 IMCU Multi-point Conference Status Report Control 14-2 ............. 3-43 I243 H.243 Report Control 14-3 ............. 3-44 ICGP Command Generator Related Report Control 14-4 ............. 3-44 Maintenance and Other Command ..........................................
Краткое содержание страницы № 10
Table of Contents VisuaLink 128/384 Engineering Guide Alarm Status Report Command ........................................................................................ 3-65 RALM Alarm Status Change Report (1 of 2) 26-1 ............. 3-65 RALM Alarm Status Change Report (2 of 2) 26-1 ............. 3-66 Video Status Report Command ........................................................................................ 3-67 RVSR Incoming Video Synchronous Status Report 27-1 ............. 3-67 Pa
Краткое содержание страницы № 11
VisuaLink 128/384 Engineering Guide Table of Contents Chapter 4: Error Response Table ............................................................................ 4-1 Chapter 5: List of Factors for Disconnection in Table .......................................... 5-1 Appendix A: Pin-out Specification...........................................................................A-1 Appendix B: Line Speed Specifications ..................................................................B-1 Appendix
Краткое содержание страницы № 12
VisuaLink 128/384 Engineering Guide List of Tables List of Tables Table 1: VIDEO Command .................................................................................................... 2-1 Table 2: AUDIO Command .................................................................................................... 2-1 Table 3: LINE Setting Command ........................................................................................... 2-1 Table 4: DATA Command ..............................
Краткое содержание страницы № 13
VisuaLink 128/384 Engineering Guide Chapter 1 Chapter 1: VisuaLink Command Fundamentals Preface Thank you very much for purchasing the VisuaLink 128 or VisuaLink 384. VisuaLink is suitable for a conference with one to three people on a site, and it is a device to realize a multimedia communication of video, voice, and graphic information by connecting to an ISDN line. This document explains the external console of the VisuaLink from a console such as a personal computer. NEC Corporation Notes
Краткое содержание страницы № 14
Chapter 1 VisuaLink 128/384 Engineering Guide 1.3 Physical/Electrical lnterface The external control port is at the back of the VisuaLink and uses DIN8 pin connectors. The maximum length of the control cable shall be no more than 20 ft. (6.1 meter) due to electric characteristics. Connector pin positions are as follows: NO Name Direction Features 1 RS OUT Request to Send 2CS IN Clear to Send 3 SD OUT Send Data 4 GND - Signal Ground 5 RD IN Receive Data 6 7 DTK OUT Data Terminal Ready 8 DSR
Краткое содержание страницы № 15
VisuaLink 128/384 Engineering Guide Chapter 1 1.4 Communication Format Communication between a console and VisuaLink 128/384 is done in a start-stop synchronization of the following format. Data Format START AS CII 8bit PTY STOP 1 23456789 Data Length: 7, 8 bit ASCII code Stop Bit: 1 bit Parity: Even, Odd, NONE parity Baud: 1200, 2400, 4800, 9600bps Note: Default setting for VisuaLink is 9600, 8, none, 1. To change the default setting use the SSPR command. A: Connect terminal to VisuaLink Seri
Краткое содержание страницы № 16
Chapter 1 VisuaLink 128/384 Engineering Guide Command Format Command Name Space Parameter CR+LF Command: Transmit 4-character commands (only upper case can be used) Space: More than one space is transmitted between a command and a parameter Parameter: If a command requires a parameter, a parameter is assigned. (Only upper case can be used) However, if parameters are more than one, more than one space is transmitted between parameters. CR: Transmit Carriage Return Code (ODH). LF: Transmit Line
Краткое содержание страницы № 17
VisuaLink 128/384 Engineering Guide Chapter 1 1.5 Communication Procedure There is no procedure for communication between a console and VisuaLink as a rule. Therefore, a communication line is presumed to be error-free. When it is remotely operated with a modem, efficient operation may not be expected when a line error occurs. Because of this, in a remote control, a modem with error correction feature shall be used, or VisuaLink shall be checked for operation. Command/Response Procedure Visua
Краткое содержание страницы № 18
Chapter 1 VisuaLink 128/384 Engineering Guide (1) Command 1 is issued using the external control port rather than a personal computer. (2) If a report is received from the remote unit before a transmission of Command 1, it transmits a report to a PC and then transmits Command 1 to the remote unit. It transmits Response 1 to the PC after the transmission. However, in parameter error and etc., it immediately transmits an error response. When an error response is received, it analyzes the error
Краткое содержание страницы № 19
VisuaLink 128/384 Engineering Guide Chapter 1 1.6 Connecting and Incoming Call Control Basic Sequence Connecting and incoming call control basic sequence (when the incoming call mode of the VisuaLink receiving a call is set to the manual incoming call setting) is shown in the following. ISDN VisuaLink VisuaLink Console Console NCRN Call Origination Incoming Call OK NINC Connecting Connecting NCIC NALT Connection Connection OK NONL NONL Communicating NDSC Disconnect Disconnect NDCI OK NDCI Note
Краткое содержание страницы № 20
Chapter 1 VisuaLink 128/384 Engineering Guide This page is for your notes. Page 1-8 NDA-24233 Issue 2
