3Com DSA-3CV1001-02 service manual 3Com Corporation 5400 Bayfront Plaza Santa Clara, California

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3Com Corporation 5400 Bayfront Plaza Santa Clara, California 95052-8145

Copyright © 2000, 3Com Corporation. All rights reserved. No part of this documentation may be reproduced in any form or by any means or used to make any derivative work (such as translation, transformation, or adaptation) without written permission from 3Com Corporation.

3Com Corporation reserves the right to revise this documentation and to make changes in content from time to time without obligation on the part of 3Com Corporation to provide notification of such revision or change.

3Com Corporation provides this documentation without warranty, term, or condition of any kind, either implied or expressed, including, but not limited to, the implied warranties, terms or conditions of merchantability, satisfactory quality, and fitness for a particular purpose. 3Com may make improvements or changes in the product(s) and/or the program(s) described in this documentation at any time.

If there is any software on removable media described in this documentation, it is furnished under a license agreement included with the product as a separate document, in the hard copy documentation, or on the removable media in a directory file named LICENSE.TXT or !LICENSE.TXT. If you are unable to locate a copy, please contact 3Com and a copy will be provided to you.

UNITED STATES GOVERNMENT LEGEND

If you are a United States government agency, then this documentation and the software described herein are provided to you subject to the following:

All technical data and computer software are commercial in nature and developed solely at private expense. Software is delivered as “Commercial Computer Software” as defined in DFARS 252.227-7014 (June 1995) or as a “commercial item” as defined in FAR 2.101(a) and as such is provided with only such rights as are provided in 3Com’s standard commercial license for the Software. Technical data is provided with limited rights only as provided in DFAR 252.227-7015 (Nov 1995) or FAR 52.227-14 (June 1987), whichever is applicable. You agree not to remove or deface any portion of any legend provided on any licensed program or documentation contained in, or delivered to you in conjunction with, this User Guide.

3Com, the 3Com logo, and SuperStack, are registered trademarks of 3Com Corporation. 3Com Facts is a service mark of 3Com Corporation.

Unless otherwise indicated, 3Com registered trademarks are registered in the United States and may or may not be registered in other countries.

Procomm Plus is a registered trademark of Datastorm Technologies, inc., a subsidiary of Quarterdeck corporation. All other company and product names may be trademarks of the respective companies with which they are associated.

All other company and product names may be trademarks of the respective companies with which they are associated.

Guide written by Ruth Zach and Ronald Schwarz. Illustrated by Pearl Goldberg and Ronald Schwarz. Produced by 3Com corporation.

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Contents Visitor and Community Network Access Point 3Com Corporation 5400 Bayfront Plaza Santa Clara, California List conventions that are used throughout this guide About this GuideConventions Icon DescriptionYear RelatedDocumentation ComplianceContents Using the Local Management Access Summary and Structure of the Menus LoginOnline Technical Services World Wide Web Site 3Com FTP SitePage Visitor Features BenefitsOverview CommunityOverview Visitor Community Network Applications Shows a typical MTU/MDU applicationFeatures PBX VCN AP Software Download Network Configuration Type State Used to Describes the LEDs and connectors on the front panelVCN Access Point LEDs and Connectors Front View Describes the connectors on the back panel VCN AP Unit LEDs and Connectors Back PanelSafety Information To reduce the risk of electrocution and firePrécautions de sécurité concernant le VCN Access Point Sicherheitsvorkeh- rungen für den VCN Access PointSicherheitsvorkehrungen für den VCN Access Point Safety Information Quantity Supplied by Installing and Operating VCN Access PointUnpacking List 3ComWall, see Installing the VCNAccess Point Under a table, seeAccess Point on a Wall Apply the paper template to the wall as shown in FigureInsert the three anchors. See Figure Drill Holes for AnchorsInserting Anchors Drive the last screw into the wall anchor to the full depth Screw Holes in the Top of the VCN APTable the lower surface of a table, as in Figure VCN AP without Curved CoverAp er tem pla te Lin e W e r Is aligned with the VCN APs small screw hole. See Figure Driving Two Screws into the TableInserting the VCN AP under the Table Completion of Mounting the VCN AP Under the Table Preparing VCN AP for Table Top Use Troubleshooting, section Power-on Self Test Post Making a Voice Call Operating the VCNVCN AP may be used for the following Any front panel connectionReceiving Data Traffic Receiving FaxesManagement Using the Local Management AccessUsing TerminalMenus use the management system efficiently MenusTerminal Emulator Menu Hierarchy Number Sequence Corresponding to Submenus Type your Login ID and press EnterType your password and press Enter Return to Previous Menu Option VCN AP Main MenuVersion Screen VCN AP Management MenuEthernet Traffic Counters Ethernet Status Ethernet Traffic Count ScreenLearning Table Reset CountersChange Ethernet Work Mode Menu If a PC is not connected, the message in appearsSetting Internal Loopback Mode When you discard the operation, the message appears Setting External Loopback ModeHdlc Menu To view the Hdlc Menu Hdlc Traffic CountersType y and press Enter to perform the reset Hdlc StatusChange Hdlc Work Mode Hdlc Status ScreenNormal mode is lack of loopbacks Operation Mode Selector Menu appears Reset messages Enter FVdsl QAM Channel Status Report Set Vlan ID for Management To set the Vlan ID perform the following stepsChange Password Set Ethernet Half/Full Duplex ModeEnter the desired mode a confirmation message appears To change the password, do as followsSet to Factory Defaults Interface from the Local Management portDownload Access in this manualProcedure VCN Service Switch 10 Front Pane Downloading Software to the LCs in the VCN ACSoftware Download Network Configuration Software Download Menu Enter the AC Vlan ID and press Enter. The message appearsLC Downloading State Table LC Downloading Results Downloading Software to VCN APs Enter the AP Vlan ID and press Enter. The message appearsAP Downloading State Table Check Software Download for the LC Cards Download Failed for all LCs and all VCN APs Download Failed for One or More Line Cards but not AllDownload Failed for One or More VCN APs but not All Use the front panel LEDs to determine each port’s status TroubleshootingState Ethernet Line Power Determining VCN AP Status During PostVCN AP LEDs ProblemsDescribes the LEDs State IndicatesVCN AP is not VCN AP VCN AC Problem Solution Summary of VCN AP LED Indications after PostNIC Summary Abnormal Indications From Traffic Counts Hdlc Traffic Count IndicatorsSummary of Problems Indicated by Counts of Errored Frames Counter Counts the Frames Normal Count IndicatesFatal Error Messages Error message Significance User ActionAppendix a Troubleshooting Product Specification EMCAppendix B Product Specification Local Access Confirm Reset Board Management Menu appearsType Y to reset. The screen in appears Type S the downloading message appears FigureProcomm window , select Data Send File Figure Procomm Plus Terminal ScreenScreen in appears Select the correct file and click OpenWhile the file is downloading, the status window in appears Send File Status WindowFlash VCN AP Pin No. Assignment LM Terminal Connector Pin AssignmentPIN Assignments for LMA D Cable VCN AP describes the pin assignments LM Cable Wiring LM Cable Connections MiniDIN DB-9 Pin No Pin No. AssignmentAppendix D PIN Assignments for LMA Cable To define the terminal emulation settings Terminal Emulation SettingsTerminal Emulation Settings DefiningTerminal settings can be established in one of two ways Terminal SettingsConfiguration Bar Procomm Plus SettingsProcomm Setup Window No From Left Function SettingsFlow control Connection Properties WindowTechnical Support ServicesServices Online TechnicalHours a day, 7 days a week Access by Analog ModemUsername anonymous Country Data Rate Telephone Number408 727 Access by Digital Modem847 262 Europe, South Africa, and Middle East Country Telephone Number Asia, Pacific RimCountry Telephone Number Fax Number Page Index NumbersRemote software download Requirements 3Com Corporation Limited Warranty Obtaining Warranty Service Ninety 90 days Governing LAWEMC Statements
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