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3Com 4210 26-PORT, 4210 PWR 18-PORT manual Appendix D Redundant Power Supply Safety Information

Models: 4210 52-PORT 4210 PWR 18-PORT 4210 PWR 26-PORT 4210 PWR 9-PORT 4210 26-PORT 4210 9-PORT 4210 18-PORT

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74APPENDIX D: REDUNDANT POWER SUPPLY SAFETY INFORMATION

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3Com 4210 26-PORT, 4210 PWR 18-PORT, 4210 9-PORT, 4210 PWR 26-PORT manual Appendix D Redundant Power Supply Safety Information

Contents

3Com Switch 4210 Family 3Com Corporation Campus Drive Marlborough, MA USA United States Government Legend Contents Obtaining Support for Your 3COM Products Regulatory Notices About this Guide Related Documentation Product Introduction Wire-speed Layer 2 switchingDescription of their features Overview Introduction to Switch 4210 Family PWR Switches Switch 4210 9-port PWR Front panel Side panel Power systemRear panel Cooling system Front panel of a Switch 4210 18-port PWR Shows the front panel of the Switch 4210 26-port PWR model DC input-Rated voltage range -52 VDC to -56 VDC Switch 4210 26-port PWR units support AC input or DC inputAC input 10/100BASE-TX Autosensing Ethernet Port Status LED Power LEDFront Panel LEDs Mbps Uplink Port Status LED Switch 4210 9-port Front panel Introduction to the Switch 4210 Family Non-PWR ModelsThis section describes each Switch 4210 Family model Panel Status Switch 4210 cools off naturally Switch 4210 18-port Front panel Switch 4210 26-port Front panel Switch 4210 18-port model’s rear panel Switch 4210 52-port Front Panel Switch 4210 26-port rear panel Describes the Speed LED on the 10/100Base-TX port Port LEDDescribes the 10/100Base-TX autosensing port’s Link/Act LED Switch Model Port PWR Technical SpecificationsTechnical specifications for the Switch Technical specifications for the Switch 4210 PWR models Earthing Lead SFP Modules SwitchSFP modules supported by the Switch Supported for Product Introduction Installing the Switch Installing the Switch Installing the switch in a 19-inch rack Mount the front bracket to the device Screw Front Installation completed Ready for operation Power-upSequence 4210 52 for a list of suggested solutions Connecting aRedundant Power Supply PWR LED Colors System Rectifiers No Rectifier Power AvailabilitySwitch 4210 Circuit Breaker and Cable Ratings Redundancy +1 Rectifier Using Power over Ethernet RPS Connection to the Switch Console Cable ConnectingRJ-45 Signal Direction DB9 console Terminal, as shown in Figure GND RXD DSR CTS Installing the Switch Managing Your Switch System View Methods of Managing a SwitchUser View Configured IP information Setting Up YourRefer to Setting Up Snmp Management on Need to Configuring IP Manually Snmp Automatically Configuring the IP Address using Dhcp Automatically Configured IPViewing Information User View Login You can manually configure the switch IP information by Manually Configuring IP InformationConnecting to Console Port Connecting the Workstation to the Switch Setting Up the Switch with IP Information Once you have logged in you are automatically in User View Prerequisites Using the Web Interface Using Command Line Interface using Telnet Enter the system-viewcommand and Enter Console Port Connection Where xxx.xxx.xxx.xxx is the IP address of the switchManagement Network Telnet Setting Up Web Setting Up CommandManagement using Line Interface New community string up to 32 characters Setting Up SnmpString is private String to be removed Default Users Default UsersPasswords User Default Name Password Access Level Problem Solving Solving Problems Indicated by LEDs Problems Solving Hardware IP Addressing Solving Communication ProblemsError message indicating that the SFP transceiver is faulty How do you obtain a registered IP Address? Formation Problems Solving Fabric Problem Solving PC-AT Serial Cable PIN-OUTSNull Modem Cable RJ-45 to RS-232 25-pin Pin assignments Ethernet Port RJ-45 Pin Assignments10/100 and 1000BASE-T RJ-45 connections Obtaining Support for Your 3COM Products Telephone Technical Available for purchase from your 3Com resellerContact Us Support and Repair Country Telephone Number Latin America Telephone Technical Support and Repair US and Canada Telephone Technical Support and Repair Supervisor 3COM Network Management3Com Network Director Appendix C 3COM Network Management Integration Kit with 3Com EnterpriseManagement Suite HP OpenView Appendix C 3COM Network Management Safety Information Important Safety Information ’information de Sécurité Importante Wichtige Sicherheitsinformationen Información de Seguridad Importante Appendix D Redundant Power Supply Safety Information Ważne informacje o zabezpieczeniach Importanti Informazioni di Sicurezza Appendix D Redundant Power Supply Safety Information How to identify and resolve radio-TV interference problems Regulatory Notices Appendix D Redundant Power Supply Safety Information