About This Guide

Conventions

Overview

Introduction to the 3Com Switch 7700

Modular Hardware Architecture

I ／O Module Interfaces

Software Features

Maintenance

Switch 7700 components

Switch Chassis

Switch Backplane

Fabric Module

Reset Button

Console port

Switching I ／O Module

Power System

Fan Assembly (3C16856)

Switch Specifications

Preparing for

Safety Information

General Safety Recommendations

Electrical Safety

Placement Safety

Preventing Electrostatic Discharge Damage

Laser Safety

Installation Site Requirements

Temperature／Humidity

Cleanliness

Anti-static

EMI Interference

Grounding

Installation Space

Installation Tools

Installing Hardware

Installing the Chassis

Installing in a Standard Cabinet

Installing on a Workbench

Installing a Card

Connecting the Ground Wire

Connecting Power Cords

Installing the Fan Assembly

Connecting the Cables

Console Cable

AUX cable

Connecting I／O Module Interface Cables

Connecting Electrical Port Cables

Connecting Fiber Connectors

Post-installation Checklist

Configuring and Booting Software

Configuration

Setting Terminal Parameters

Booting the Switch 7700

Powering up and Booting

Software Maintenance

BOOT Menu

Upgrading Software Using Xmodem

Upgrading Software Using Ethernet

Upgrading Software Using TFTP

Upgrading Software Using FTP

Lost Passwords

Hardware

Replacing a Power Module

Replacing Cards

Replacing the Fan Assembly

System

Troubleshooting the Configuration

No information is displayed on the terminal

The displayed characters are illegible

Troubleshooting Power

Troubleshooting the Fan

Troubleshooting the Cards

Technical Support

Online Technical Services

World Wide Web Site

3Com Knowledgebase Web Services

3Com FTP Site

Support from Your Network Supplier

Support from 3Com

Email Support

Telephone Support

Returning Products for Repair

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