November
Catalyst 2940 Switch Hardware Installation Guide
Cisco Systems, Inc 170 West Tasman Drive San Jose, CA
800 553-NETS Fax 408
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Catalyst 2940 Switch Hardware Installation Guide
Preface
C O N T E N T S
Purpose
TAC Case Priority Definitions
Where to Go Next
Installation
Troubleshooting
Understanding POST Results Diagnosing Common Problems
Accessing the CLI Through the Console Port D-2
Configuring the Switch with the CLI-Based Setup Program D-1
IP Settings D-5
Where to Go Next D-8
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Contents Catalyst 2940 Hardware Installation Guide
Audience
Preface
Purpose
Conventions
Warning IMPORTANT SAFETY INSTRUCTIONS
viii
Avvertenza IMPORTANTI ISTRUZIONI SULLA SICUREZZA
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Preface Conventions Catalyst 2940 Switch Hardware Installation Guide
Este símbolo de aviso significa perigo. Você se encontra em uma situação em que há risco de lesões corporais. Antes de trabalhar com qualquer equipamento, esteja ciente dos riscos que envolvem os circuitos elétricos e familiarize-se com as práticas padrão de prevenção de acidentes. Use o número da declaração fornecido ao final de cada aviso para localizar sua tradução nos avisos de segurança traduzidos que acompanham o dispositivo
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Preface Conventions Catalyst 2940 Switch Hardware Installation Guide
xiii
Related Publications
Cisco.com
Obtaining Documentation
Documentation CD-ROM
Ordering Documentation
Documentation Feedback
Obtaining Technical Assistance
Cisco TAC Website
Opening a TAC Case
TAC Case Priority Definitions
Obtaining Additional Publications and Information
Internet Protocol Journal is a quarterly journal published by Cisco Systems for engineering professionals involved in designing, developing, and operating public and private internets and intranets. You can access the Internet Protocol Journal at this URL
xvii
Catalyst 2940 Switch Hardware Installation Guide
xviii
Preface Obtaining Additional Publications and Information
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Features
Setting up the Switch
Setting up the Switch, page Features, page
Setup Program.”
Front-Panel Description
Figure 1-1 and Figure 1-2 show the switches
10/100 Ports
Port Numbering
10/100/1000 Port
Port or Slot type
SFP Module Slot
100BASE-FX Port
Type
Cisco Part Number
Table 1-3 Cabling Stipulations for Fiber-Optic SFP Modules
SFP Modules
LEDs
Cable Guard
STAT, DPLX, SPD, and Port LEDs
SYST LED
Mode LED
Port Mode
Color
Port Mode
Meaning
Table 1-6 Meaning of Port LED Colors in Different Modes
Rear-Panel Description
Power Connector
Security Slots
Console Port
1-10
1-11
Management Options
Catalyst 2940 Switch Hardware Installation Guide
1-12
Chapter 1 Overview Management Options
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Preparing for Installation
Installation
Preparing for Installation, page Verifying Switch Operation, page
Installing the Switch, page Connecting to an SFP Module, page
Warning Class 1 laser product. Statement
Verifying Package Contents
Installation Guidelines
Table 2-1 MT-RJ Patch Cables for 100BASE-FX Connections
Verifying Switch Operation
Installing the Switch on a Desk Without Mounting Screws
Installing the Switch
Installing the Switch on a Desk With Mounting Screws
“Installing the Switch Under a Desk” section on page
Screw template
Figure 2-2 Mounting the Switch on Top of a Desk
Installing the Switch Under a Desk
Figure 2-3 Installing the Mounting Screws Under a Desk
Desktop
Installing the Switch on a Wall
Slides on this way
Screws
THIS
2-10
SIDE
CABLE
Figure 2-6 Installing the Switch On a Wall
2-11
Chapter 2 Installation Installing the Switch
Catalyst 2940 Switch Hardware Installation Guide
Installing the Switch Magnet Mount
Connecting to an SFP Module
2-12
Follow these steps to connect a fiber-optic cable to an SFP module
2-13
2-14
Connecting to 10/100 Ports and the 10/100/1000 Port
2-15
Connecting to the 100BASE-FX Port
Figure 2-10 Connecting to a 100BASE-FX Port
Connecting to an SFP Module
2-16
Figure 2-11 Connecting to an SFP Module Port
2-17
Where to Go Next
Where to Go Next Catalyst 2940 Switch Hardware Installation Guide
2-18
Installation
Chapter
Diagnosing Common Problems
Troubleshooting
Understanding POST Results, page Diagnosing Common Problems, page
Understanding POST Results
Note See the “Connecting to
Specifications” section on
No connectivity to 10/100 ports
Incorrect or bad cable
error-disabled state after SFP
Switch placed in
errdisable recovery cause
recovery command
Poor performance or excessive
errors
Cabling distance exceeded
Bad adapter in attached
and all port LEDs are
System LED is amber
Corrupted software
System LED is amber
Catalyst 2940 Switch Hardware Installation Guide
Chapter 3 Troubleshooting Diagnosing Common Problems
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A P P E N D I X A
Technical Specifications
Table A-3 Catalyst 2940 Switch Agency Approvals
Appendix A Technical Specifications
Table A-3 Catalyst 2940 Switch Agency Approvals continued
Catalyst 2940 Switch Hardware Installation Guide
EN61000-4-11/IEC1000-4-11 Immunity to Voltage
Catalyst 2940 Switch Hardware Installation Guide
Appendix A Technical Specifications
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Connector Specifications
Connectors and Cables
A P P E N D I X B
10/100 Ports, page B-1 10/100/1000 Ports, page B-3
Figure B-2 10/100 RJ-45 Pinouts
Connecting to 1000BASE-T Devices
Connecting to 10BASE-T and 100BASE-TX Devices
10/100/1000 Ports
Figure B-5 SFP Module Connector
Figure B-4 MT-RJ Connector
100BASE-FX Port
SFP Module Slot
Two Twisted-Pair Cable Pinouts
Cable and Adapter Specifications
Two Twisted-Pair Cable Pinouts, page B-5
Four Twisted-Pair Cable Pinouts for 10/100 Ports, page B-6
Four Twisted-Pair Cable Pinouts for 10/100 Ports
Four Twisted-Pair Cable Pinouts for 1000BASE-T Ports
Connecting to a Terminal
Connecting to a PC
Cable and Adapter Pinouts
Identifying a Rollover Cable
Appendix B Connectors and Cables Cable and Adapter Specifications
B-10
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Methods for Accessing the CLI
Configuring the Switch with the CLI-Based Setup Program
Methods for Accessing the CLI, page C-1
Connecting to a Power Source, page C-3
Taking Out What You Need
Accessing the CLI Through the Console Port
Connecting to the Console Port
Connecting to a Power Source
Starting the Terminal Emulation Software
IP Settings
Entering the Initial Configuration Information
Completing the Setup Program
Page
Where to Go Next
I N D E
Numerics
IN-1
IN-2
IN-3
specifications A-1 to A-2
software switch management
speed LED
stacking the chassis warning
Telnet, and accessing the CLI
technical specifications A-1 to A-2
temperature
terminal, connecting to a switch B-8 to B-9
Index Catalyst 2940 Switch Hardware Installation Guide
IN-6
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