3Com 4210 18-PORT Regulatory Notices, How to identify and resolve radio-TV interference problems

Page 73

Regulatory Notices 73

Regulatory Notices

FCC Statement

Information to the User

ICES Statement

CE Statements (Europe)

VCCI Statement

This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference to radio communications, in which case the user will be required to correct the interference at their own expense.

If this equipment does cause interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

■Reorient the receiving antenna.

■Relocate the equipment with respect to the receiver.

■Move the equipment away from the receiver.

■Plug the equipment into a different outlet so that equipment and receiver are on different branch circuits.

How to identify and resolve radio-TV interference problems

This booklet is available from the U.S. Government Printing Office, Whashington, DC 20402, Stock No. 004-000-00345-4.

In order to meet FCC emissions limits, this equipment must be used only with cables which comply with IEEE 802.3.

This Class A digital apparatus complies with Canadian ICES-003.

Cet appareil numérique de la classe A respecte Class A est conforme a la norme NMB-003 du Canada.

EU Representative:

3Com Europe Limited

Peoplebuilding 2, Peoplebuilding Estate

Maylands Avenue

Hemel Hempstead, Hertfordshire

HP2 4NW

United Kingdom

This product complies with the European Low Voltage Directive 73/23/EEC as amended by European Directive 93/68/EEC and EMC Directive 2004/108/EC.

Warning: This is a class A product. In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures.

A copy of the signed Declaration of Conformity can be downloaded from the Product Support web page for the Switch 4210 Product Family at http://www.3com.com.

Also available at http://support.3com.com/doc/Switch_4210_EU_DOC.pdf.

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Contents 3Com Switch 4210 Family United States Government Legend 3Com Corporation Campus Drive Marlborough, MA USAContents Regulatory Notices Obtaining Support for Your 3COM ProductsAbout this Guide Related Documentation Description of their features Wire-speed Layer 2 switchingProduct Introduction OverviewSwitch 4210 9-port PWR Front panel Introduction to Switch 4210 Family PWR SwitchesRear panel Power systemSide panel Cooling systemFront panel of a Switch 4210 18-port PWR Shows the front panel of the Switch 4210 26-port PWR model AC input Switch 4210 26-port PWR units support AC input or DC inputDC input-Rated voltage range -52 VDC to -56 VDC Front Panel LEDs Power LED10/100BASE-TX Autosensing Ethernet Port Status LED Mbps Uplink Port Status LEDThis section describes each Switch 4210 Family model Introduction to the Switch 4210 Family Non-PWR ModelsSwitch 4210 9-port Front panel Panel StatusSwitch 4210 18-port Front panel Switch 4210 cools off naturallySwitch 4210 18-port model’s rear panel Switch 4210 26-port Front panelSwitch 4210 26-port rear panel Switch 4210 52-port Front PanelDescribes the 10/100Base-TX autosensing port’s Link/Act LED Port LEDDescribes the Speed LED on the 10/100Base-TX port Technical specifications for the Switch Technical SpecificationsSwitch Model Port PWR Earthing Lead Technical specifications for the Switch 4210 PWR modelsSFP modules supported by the Switch SwitchSFP Modules Supported forProduct Introduction Installing the Switch Installing the Switch Mount the front bracket to the device Screw Front Installing the switch in a 19-inch rackInstallation completed Sequence Power-upReady for operation 4210Redundant Power Supply Connecting a52 for a list of suggested solutions PWR LED ColorsSystem Switch 4210 Circuit Breaker and Cable Ratings Power AvailabilityRectifiers No Rectifier Redundancy +1 RectifierRPS Connection to the Switch Using Power over EthernetRJ-45 Signal Direction DB9 console ConnectingConsole Cable Terminal, as shown in FigureGND RXD DSR CTS Installing the Switch Managing Your Switch User View Methods of Managing a SwitchSystem View Refer to Setting Up Snmp Management on Setting Up YourConfigured IP information Need toSnmp Configuring IP ManuallyAutomatically Configuring the IP Address using Dhcp Viewing Configured IPAutomatically InformationUser View Login Connecting to Console Port Manually Configuring IP InformationYou can manually configure the switch IP information by Connecting the Workstation to the SwitchOnce you have logged in you are automatically in User View Setting Up the Switch with IP InformationPrerequisites Using the Web Interface Enter the system-viewcommand and Enter Using Command Line Interface using TelnetManagement Where xxx.xxx.xxx.xxx is the IP address of the switchConsole Port Connection Network TelnetManagement using Setting Up CommandSetting Up Web Line InterfaceString is private Setting Up SnmpNew community string up to 32 characters String to be removedPasswords Default UsersDefault Users User Default Name Password Access LevelProblem Solving Indicated by LEDs Solving ProblemsSolving Hardware ProblemsError message indicating that the SFP transceiver is faulty Solving Communication ProblemsIP Addressing How do you obtain a registered IP Address?Solving Fabric Formation ProblemsProblem Solving Null Modem Cable PIN-OUTSPC-AT Serial Cable RJ-45 to RS-232 25-pin10/100 and 1000BASE-T RJ-45 connections Ethernet Port RJ-45 Pin AssignmentsPin assignments Obtaining Support for Your 3COM Products Contact Us Available for purchase from your 3Com resellerTelephone Technical Support and RepairCountry Telephone Number US and Canada Telephone Technical Support and Repair Latin America Telephone Technical Support and Repair3Com Network 3COM Network ManagementSupervisor DirectorAppendix C 3COM Network Management Management Suite 3Com EnterpriseIntegration Kit with HP OpenViewAppendix C 3COM Network Management Important Safety Information Safety InformationWichtige Sicherheitsinformationen ’information de Sécurité ImportanteInformación de Seguridad Importante Appendix D Redundant Power Supply Safety Information Importanti Informazioni di Sicurezza Ważne informacje o zabezpieczeniachAppendix D Redundant Power Supply Safety Information Regulatory Notices How to identify and resolve radio-TV interference problemsAppendix D Redundant Power Supply Safety Information
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