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Enterasys Networks 7G4205-72, 7G4285-49 DIMM Replacement Procedure

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Gaining Access to Memory Modules

B-10 Mode Switch Settings and Option Installations

4. Reinstallthesafetycover.Referto“ReinstallingtheSafetyCover”onpageB‐14for

instructions.

Figure B-6 Installing the DIMM

DIMM Replacement Procedure

IntheeventthattheDIMMneedstobereplaced,thefollowingsectionsexplainhowto

removeandinstalltheSIMM.Ifyouhavequestionsconcerningthereplacementofthe

SIMM,referto“GettingHelp”onpagexviiifordetailsonhowtocontact

EnterasysNetworks.

Removing the DIMM

ToremovetheexistingDIMM,proceedasfollows:

1. Removeandsavethesevenscrewsattachingthesafetycovertothestandoffsonthe

mainPCboard.

2. LocatetheDIMMconnectoronthemainPCboard.ReferbacktoFigureB‐2forthe

DIMMlocationonthe7G4285‐49.

1Connector arms 3Connector fingers

2DIMM 4DIMM alignment notches (2)

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Caution: Observe all Electrostatic Discharge (ESD) precautions when handling sensitive

electronic equipment.

Precaución: Al trabajar con equipos electrónicos sensibles, tome todas las precauciones

de seguridad para evitar descargas de electricidad estática.

Contents

Main Page Notice Regulatory Compliance Information Page Supplement to Product Instructions 50 Page Safety Information Class 1 Laser Transceivers Declaration of Conformity ENTERASYS NETWORKS, INC. FIRMWARE LICENSE AGREEMENT BEFORE OPENING OR UTILIZING THE ENCLOSED PRODUCT, CAREFULLY READ THIS LICENSE AGREEMENT. Page Page Page Contents About This Guide Chapter 1: Introduction Chapter 2: Network Requirements Chapter 3: Installation Chapter 4: Troubleshooting Appendix A: Specifications Index Appendix B: Mode Switch Settings and Option Installations Appendix C: About PoE (Power over Ethernet) Figures Tables Page About This Guide Who Should Use This Guide Important Notice How to Use This Guide Related Documents Conventions Used in This Guide Thefollowingconventionsareusedinthisguide. Getting Help Introduction Overview of DFE-Platinum Series Module Capabilities DFE Module and Interface Options 7G4285-49 Page 7G4205-72 Figure 1-2 7G4205-72 DFE-Platinum Module Network Expansion Module (NEM) Connectivity 7G4285-49 7G4205-72 Management Secure Networks Policy Support Standards Compatibility Page Network Requirements Link Aggregation 10BASE-T Network 100BASE-TX Network 1000BASE-T Network Page Installation Important Notice For information about... Refer to page... Installation Site Requirement Required Tools Unpacking the DFE Module Installing an Optional Network Expansion Module (NEM) DFE Module Placement and Installation Rules Matrix E7 Chassis Module Placement Example 1 (Figure 3-1, A) A EDCB F Example 2 (Figure 3-1, B) Example 3 (Figure 3-1, C) Example 4 (Figure 3-1, D) Example 5 (Figure 3-1, E) Example 6 (Figure 3-1, F) Preparing to Install into a Chassis Installing the DFE Modules into a Matrix E7 or N7 Chassis Page Page Installing the DFE Modules into a Matrix N3 or N5 Chassis Preparing to Install into a Chassis DFE-Platinum Series Hardware Installation Guide 3-11 4. Slidethemoduleintotheslotuntilyoucanengagethetopandbottomlockinglevers. Gb ENET Connecting 48 Vdc Power for PoE Operation Connecting to the Network Connecting UTP Cables to DFE Modules Making the UTP Connections Page Page Page Verifying PoE Port Status Connecting to COM Port for Local Management What Is Needed Connecting to an IBM PC or Compatible Device Connecting to a VT Series Terminal Connecting to a Modem Adapter Wiring and Signal Assignments COM Port Adapter Wiring and Signal Diagram RJ45 DB9 VT Series Port Adapter Wiring and Signal Diagram RJ45 DB25 Modem Port Adapter Wiring and Signal Diagram Completing the Installation Completing the Installation of a New System First-Time Log-In Using a Console Port Connection http://www.enterasys.com/support/manuals Completing the Installation of a DFE Module in an Existing System Logging in with an Administratively-Configured User Account Troubleshooting Using LANVIEW About the Management (MGMT) LED Viewing Receive/Transmit Activity on 7G4285-49 Viewing Receive/Transmit Activity on 7G4205-72 DFE Viewing the PoE Port Status Table 4-1 LANVIEW LEDs RX/TX Indications in Standard Mode Table 4-1 LANVIEW LEDs (continued) RX/TX LED Indications in PoE Port Status Mode Table 4-1 LANVIEW LEDs (continued) Troubleshooting Checklist Table 4-2 Troubleshooting Checklist (continued) Problem Possible Cause Recommended Action Overview of DFE Module Shutdown Procedure Recommended Shutdown Procedure Using OFFLINE/RESET Switch Last Resort Shutdown Procedure Using OFFLINE/RESET Switch A Specifications DFE Module Specifications Page COM Port Pinout Assignments Regulatory Compliance B Mode Switch Settings and Option Installations Required Tools Setting the Mode Switches Memory Locations and Replacement Procedures Page Gaining Access to Memory Modules Removing the Safety Cover Page DRAM SIMM Replacement Procedure Removing the Optional Network Expansion Module Page Removing the DIMM Installing the DIMM DIMM Replacement Procedure Installing the DIMM Installing the Network Expansion Module (NEM) Page Reinstalling the Safety Cover Page Page C About PoE (Power over Ethernet) Overview Proprietary PD Detection Power Interface Matrix N5 Backplane 48 Vdc Interface Front Panel 48 Vdc Interface PoE Port Status LEDs Page Index Numerics C D E N O P R S