3Com DSA-3CV1001-02

78 APPENDIX A: TROUBLESHOOTING

Contents

Main 3Com Corporation 5400 Bayfront Plaza Santa Clara, California 95052-8145 ABOUT THIS GUIDE Conventions Related Documentation Year 2000 Compliance C 1 2 3 4 A B C D E F Page 1 Visitor and Community Network Major Features and Benefits Page Visitor and Community Network Applications 11 Visitor and Community Network Applications om c Power Line VCN Access Point Features VCN Access Point Features 13 frame s Voice c a ll POTS line VCN AP VDSL frame Voice frequency 3DFNHW 3C16980 14 CHAPTER 1: OVERVIEW 24 Ports Concentrator 3C16980 PBX Phone Line Page Figure 5 VCN AP Unit Back Panel Tab l e 4 describes the connectors on the back panel. Tab le 4 The VCN AP Unit LEDs and Connectors - Back Panel 2 Safety Precautions Prcautions de scurit concernant le VCN Access Point Sicherheitsvorkeh- rungen fr den VCN Access Point Page Page 3 VCN ACCESS POINT Prerequisites for Installation Installing the VCN Access Point The VCN AP may be conveniently mounted on one the following: Tab le 5 Unpacking List (continued) Page Page Page Page Page paper temp late Page Page Page Page Page Page Operating the VCN Access Point Page 4 A Using the Management Ter m i n a l VCN Access Point Menus VCN Access Point Menus 39 Figure28 Menu Hierarchy Type your Login ID and press <Enter>. Type your password and press <Enter>. Tab le 6 Number Sequence Corresponding to Submenus Page Page Page Figure34 Ether net Traffic Count Screen Figure35 Ethernet Status Screen Page Page Page Page Page Page Page Page Figure45 Re set messages Figure46 S tart of Software Execution Figure47 Sel f-test Messages Figure48 VDS L Menu Figure49 VDSL QAM Channel Status Report Figure49 cont ains the following information: AC) is connected. Page Page Page Remote Software Download Remote Software Download 59 25x 26x Figure53 T he VCN Service Switch 10 Front Pane VCN Services Switch 10 3CV2010 6x 7x 18x19 x 1x 13x 5To proceed, type yes and press <Enter>; the Software Download Menu (Figure56) appears. Regular Phone Cable VCN Se rvices Sw itc h 10 VCN Access Concentrator Existing Phone Lines Page Page Figure58 LC Downloading Results Page Page Page Page Page A Power-on Self Test (POST) Using Front Panel LEDs to Solve Problems Page Page Page Using a PC Terminal Emulator to Solve Problems Table10 Summary of VCN AP LED Indications after POST Ethernet Traffic Counts Table11 Ethernet Traffic Counters Summary of Abnormal Indications from Traffic Counts The following provides a quick reference to problem identification by using frame counts: Error Messages There are two types of error messages that appear on the management terminal screen: Table12 HDLC Traffic Count Indicators Table13 Summary of Problems Indicated by Counts of Errored Frames Page Page B Page C Figure62 VCN AP Main Menu The Management Menu appears: Figure63 VCN AP Management Menu 4In the Management Menu type 5 to reset the VCN AP. The dialog in Figure64 appears: Figure64 Confirm Reset Board Page Page Page Page Figure71 Softw are Downloading Message Page D C Connector for Local Management Ter m i n a l Page Local Management Cable Wiring Page E ERMINAL EMULATION SETTINGS Defining the Terminal Emulation Settings Establishing Terminal Settings Page Page F ECHNICAL SUPPORT Online Technical Services Page Support from Your Network Supplier Support from 3Com 100 APPENDIX F: TECHNICAL SUPPORT When you contact 3Com for assistance, have the following information ready: Here is a list of worldwide technical telephone support numbers: Europe, South Africa, and MiddleEast From the following countries, you may use the toll-freenumbers: (1 800 638 3266) Enterprise Customers: 1 800 876-3266 Returning Products for Repair Page I Numbers A B C N O P Q R 3Com Corporation LIMITED WARRANTY LIMITED WARRANTY Visitor and Community Network HARDWARE: SOFTWARE OBTAINING WARRANTY SERVICE WARRANTIES EXCLUSIVE LIMITATION OF LIABILITY DISCLAIMER Page EMC S FCC CLASS B VERIFICATION S CSA S VCCI S EMC DIRECTIVE COMPLIANCE S