3Com 3CR16709-91, 3CR16708-91 manual Problem Solving, Outs

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4 P ROBLEM S OLVING

Solving Problems Indicated by LEDs	52
Solving Hardware Problems 53
Solving Communication Problems	54
Solving Software Upgrade Problems	55
Recovering from a Lost Password	55

AS AFETY I NFORMATION

	Power Cord Set — Japan	58
	Important Safety Information		58
	L’information de Sécurité Importante			60
	Wichtige Sicherheitsinformationen			62
	Información de seguridad importante			64
	Importanti Informazioni di Sicurezza			66

B P IN -OUTS
	RJ-45 to RS-232 Adapter Cable		69
	RJ-45 Pin Assignments	70

CTECHNICAL SPECIFICATIONS

OfficeConnect Managed Switch 9 and Switch 9 FX 71

DO BTAINING S UPPORT FOR YOUR P RODUCT

Register Your Product	73
Purchase Value-Added Services		73
Troubleshoot Online	74
Access Software Downloads		74

Telephone Technical Support and Repair 74

Contact Us 75

INDEX

REGULATORY NOTICES

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Contents 3CR16708-91 3CR16709-91 United States Government Legend 3Com Corporation Campus Drive Marlborough, MA USAContents Setting UP for Management Outs Problem SolvingPage About this Guide Convention Description ConventionsIcon Description Documentation RelatedDocumentation Pddtechpubscomments@3com.com CommentsIntroducing Hardware Features Switch Alert LED Power LED Port Status Leds PoE Status Leds Switch Front View DetailColor Indicates 10BASE-T/100BASE-TX Port Status LEDs SFP Module Status LED Switch 9 FX only100BASE-FX Port Status LEDs Switch 9 FX only Alert LED LEDSwitch 9 rear view Switch Rear View DetailSwitch Rear View Detail Page Default Settings shows the default settings for the Switch Page Installing the Switch Site Package ContentsChoosing a Suitable Air temperature around the Switch does not exceed 50 C 122 F Upwards Wall-mountingMounting Instructions for Cement WallsMake two holes 150 mm 5.9 in. apart Instructions for Wood WallsColor State Power and Alert LED colorsPower-up Sequence Cross-over Cable Straight-through Cable SFP Operation Installing the Switch Inserting a SFP Transceiver Installing the Switch Setting UP for Management Configure IP information manually for your Switch or view Setting UpAutomatically configured IP information OverviewAutomatic IP Configuration Manual IP ConfigurationSetting UP for Management Pre-requisites Manually Configuring IP InformationConnecting a workstation to the Switch via the console port Connecting the Workstation to the SwitchExample top-level command line interface menu Setting Up the Switch with IP InformationAutomatically Configured IPViewing Viewing Automatically Configured IP Information Viewing IP Information via the Console Port Methods of Managing a Switch Refer to Setting Up Web Interface Management on Refer to Setting Up Command Line Interface Management onNetwork Using Telnet Command LineInterface Management CLI Management viaChoosing a Browser Setting Up WebInterface Management Protocol Snmp can manage a Switch if Setting Up SnmpOver the Network Management workstationUser Default Name Password Access Level Default UsersDefault Users and Passwords Setting UP for Management Problem Solving Indicated by LEDs Solving ProblemsSolving Hardware ProblemsRefer to the list of suggested solutions below How do you obtain a registered IP Address? Solving Communication ProblemsIP Addressing Solving Software Upgrade Problems Problem Solving Safety Information This must be approved for the country where it is used Power Cord Set Japan Important Safety InformationImportant Safety Information Schko ’information de Sécurité Importante’information de Sécurité Importante Vorsicht Europe Wichtige SicherheitsinformationenInformación de seguridad importante Schuko Dispositivo Láser DE Clase CSA Importanti Informazioni di SicurezzaAvvertenza porte a fibre ottiche Protezione degli occhi Appendix a Safety Information RJ-45 to RS-232 RJ-45 Pin Signal DB-9 Pin DirectionAdapter Cable Panel. The pinout is shown belowRJ-45 Pin ConnectorsAssignments Pin NumberOfficeConnect Managed Switch 9 and Switch 9 FX Terminal Emulation Protocols Used for AdministrationStandards Supported Register Your ServicesProduct PurchaseTroubleshoot Access SoftwareOnline DownloadsContact Us US and Canada Telephone Technical Support and Repair Country Telephone NumberLatin America Telephone Technical Support and Repair Index Snmp Regulatory Notices