Cisco Systems OL-6157-01 manual SFP module, Fiber-Port Power Levels 100BASE-FX port Slot1, Safety

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Appendix A Technical Specifications

Table A-2 Fiber-Optic Port Specifications for Catalyst 2950-8TF-Switch

			SFP module
Fiber-Port Power Levels		100BASE-FX port	slot1
	Optical transmitter wavelength	1300 nm2	—
	Optical receiver sensitivity for 50/125-micron cabling	–33.5 to	—
		–11.8 dBm3
	Optical receiver sensitivity for 62.5/125-micron	–33.5 to	—
	cabling	–11.8 dBm

	Optical transmitter power for 50/125-micron cabling	–23.5 to –14 dBm	—

	Optical transmitter power for 62.5/125-micron cabling	–20 to –14 dBm	—

1.SFP-dependent

2.nm = nanometers

3.dBm = decibel milliwatt

Table A-3 Catalyst 2940 Switch Agency Approvals

Safety	EMC

UL/CSA 60950	FCC Part 15 Class A

IEC 60950/EN 60950	EN 55022: 1998 (CISPR22) Class A

AS/NZS 60950	EN 55024: 1998 (CISPR24)

CE	VCCI Class A

	AS/NZS 3548 Class A

	CE

	CNS 13438 Class A

	MIC

	CLEI code

	USA CFR47, FCC, Part 15, Class A

	ICES-003, Class A

	EN55022/CISPR22, Class A, 1998

Safety

EMC

EN 55024: ITE Immunity Standard. (CE Mark), 1998

EN61000-4-2/IEC1000-4-2: Immunity to ESD

EN61000-4-3/IEC1000-4-3: Immunity to Radio

Frequency Electromagnetic Fields

EN61000-4-4/IEC1000-4-4: Immunity to Electrical

Fast Transients

EN61000-4-5/IEC1000-4-5: Immunity to Power Line

Transients (Surges)

EN61000-4-6/IEC1000-4-6: Immunity to Radio

Frequency Induced Conducted Disturbances

Catalyst 2940 Switch Hardware Installation Guide

	A-2	OL-6157-01

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Contents Catalyst 2940 Switch Hardware Installation Guide Corporate HeadquartersCatalyst 2940 Switch Hardware Installation Guide N T E N T S Installation Accessing the CLI Through the Console Port D-2 Contents Catalyst 2940 Hardware Installation Guide Conventions AudiencePurpose Bewaar Deze Instructies Warnung Wichtige SicherheitshinweiseAvvertenza Importanti Istruzioni Sulla Sicurezza Aviso Instruções Importantes DE SegurançaOL-6157-01 GEM Disse Anvisninger Xii Related Publications Obtaining Documentation Cisco.comDocumentation CD-ROM Ordering DocumentationCisco TAC Website Opening a TAC Case Obtaining Technical AssistanceDocumentation Feedback Obtaining Additional Publications and Information TAC Case Priority DefinitionsXvii Xviii Setting up the Switch FeaturesFront-Panel Description 10/100 Ethernet ports 100BASE-FX port SFP module slotPort Numbering 10/100 Ports10/100/1000 Port Port or Slot type Catalyst 2940-8TT-S Catalyst 2940-8TF-SType Cisco Part Number 100BASE-FX PortSFP Module Slot 62.5/125 micron 50/125 micron Micron Single-mode SFP ModulesMicron Cable Guard LEDsMode LED Port Mode Description Color System StatusPort Mode Color Meaning Power Connector Rear-Panel DescriptionConsole Port Security SlotsManagement Options OL-6157-01 Installation Preparing for InstallationChapter Installation Guidelines Verifying Package ContentsVerifying Switch Operation Installing the Switch on a Desk With Mounting Screws Installing the SwitchInstalling the Switch on a Desk Without Mounting Screws Installing the Mounting Screws on Top of a Desk Installing the Switch Under a Desk Mounting the Switch on Top of a DeskInstalling the Mounting Screws Under a Desk Installing the Switch on a Wall Mounting the Switch Under a DeskThis Side Switch Screw Slides on this way Connecting to an SFP Module Installing the Switch Magnet MountConnecting to an SFP Module Port Connecting to 10/100 Ports and the 10/100/1000 Port Connecting to a 10/100 PortConnecting to the 100BASE-FX Port 10 Connecting to a 100BASE-FX Port11 Connecting to an SFP Module Port Where to Go Next Chapter Diagnosing Common Problems Understanding Post ResultsSymptom Possible Cause Resolution B-5 throughNo connectivity to SFP Poor performance or excessive System LED is amber OL-6157-01 Environmental Ranges Power RequirementsPhysical Dimensions SFP module Fiber-Port Power Levels 100BASE-FX port Slot1Safety Table A-3 Catalyst 2940 Switch Agency Approvals OL-6157-01 Connectors and Cables Connector SpecificationsFigure B-2 10/100 RJ-45 Pinouts Connecting to 10BASE-T and 100BASE-TX Devices 10/100/1000 PortsFigure B-4 MT-RJ Connector Cable and Adapter Specifications Two Twisted-Pair Cable PinoutsFour Twisted-Pair Cable Pinouts for 10/100 Ports TD+Four Twisted-Pair Cable Pinouts for 1000BASE-T Ports TPOConnecting to a PC Cable and Adapter PinoutsIdentifying a Rollover Cable OL-6157-01 Configuring the Switch with the CLI-Based Setup Program Methods for Accessing the CLIAccessing the CLI Through the Console Port Taking Out What You NeedConnecting to a Power Source Connecting to the Console PortFigure C-3 Connecting a Switch to a PC Starting the Terminal Emulation SoftwareEntering the Initial Configuration Information IP SettingsCompleting the Setup Program These choices appear CLI Numerics IN-2 IN-3 IN-4 IN-5 IN-6