Connecting to an IBM PC or Compatible Device

3-18

Connecting to a VT Series Terminal

3-19

Connecting to a Modem

3-20

Adapter Wiring and Signal Assignments

3-22

Completing the Installation

3-24

Completing the Installation of a New System

3-24

Completing the Installation of a DFE Module in an Existing System

3-26

Chapter 4: Troubleshooting

Using LANVIEW

4-1

About the Management (MGMT) LED

4-1

Viewing Receive/Transmit Activity on 7G4285-49

4-2

Viewing Receive/Transmit Activity on 7G4205-72

4-3

Viewing the PoE Port Status

4-4

Troubleshooting Checklist

4-8

Overview of DFE Module Shutdown Procedure

4-10

Recommended Shutdown Procedure Using OFFLINE/RESET Switch

4-11

Last Resort Shutdown Procedure Using OFFLINE/RESET Switch

4-12

Appendix A: Specifications

DFE Module Specifications

A-2

COM Port Pinout Assignments

A-4

Regulatory Compliance

A-4

Appendix B: Mode Switch Settings and Option Installations

Required Tools

B-1

Setting the Mode Switches

B-2

Memory Locations and Replacement Procedures

B-3

Gaining Access to Memory Modules

B-5

Removing the Safety Cover

B-5

DRAM SIMM Replacement Procedure

B-7

DIMM Replacement Procedure

B-10

Installing the Network Expansion Module (NEM)

B-12

Reinstalling the Safety Cover

B-14

Appendix C: About PoE (Power over Ethernet)

Overview

C-1

Proprietary PD Detection

C-2

Power Interface

C-2

Matrix N5 Backplane 48 Vdc Interface

C-2

Front Panel 48 Vdc Interface

C-2

PoE Port Status LEDs

C-3

Index

xii

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Image 14
Enterasys Networks 7G4205-72, 7G4285-49 manual Appendix a Specifications