Dimm Replacement Procedure | Enterasys Networks 7G4205-72 guide

Gaining Access to Memory Modules

4.Reinstall the safety cover. Refer to “Reinstalling the Safety Cover” on page B‐14 for instructions.

Figure B-6 Installing the DIMM

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1	Connector arms	3	Connector fingers
2	DIMM	4	DIMM alignment notches (2)

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 page xviii for details on how to contact Enterasys Networks.

Removing the DIMM

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.

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 Figure B‐2 for the DIMM location on the 7G4285‐49.

B-10 Mode Switch Settings and Option Installations

Image 84

Enterasys Networks 7G4205-72, 7G4285-49 manual Dimm Replacement Procedure, Figure B-6 Installing the Dimm

Contents

Enterasys Matrix Page Page Product Safety Federal Communications Commission FCC NoticeIndustry Canada Notice Class a ITE Notice Clase A. Aviso de ITE Electromagnetic Compatibility EMC Compatibilidad Electromágnetica EMCElektro- magnetische Kompatibilität EMC Hazardous Substances Supplement to Product Instructions Vcci Notice Bsmi EMC Statement Taiwan Safety Information Class 1 Laser Transceivers Declaration of Conformity Enterasys NETWORKS, INC. Firmware License Agreement Viii Page Page Contents Appendix a Specifications Figures Xiv About This Guide Who Should Use This Guide How to Use This Guide Related DocumentsFor Refer to Conventions Used in This Guide Following conventions are used in this guide Getting Help Support@enterasys.com Introduction Overview of DFE-Platinum Series Module Capabilities DFE Module and Interface Options 7G4285-49 7G4285-49 DFE-Platinum Module 7G4205-72 7G4205-72 DFE-Platinum Module Switch Configuration Using WebView Network Expansion Module NEMConnectivity Management Switch Configuration Using CLI Commands Secure Networks Policy SupportStandards Compatibility Lanview Diagnostic LEDs Network Requirements Link Aggregation 10BASE-T Network 100BASE-TX Network 1000BASE-T Network 1000BASE-T Network Network Requirements Installation Installation Site Requirement Contents of DFE Module Carton QuantityRequired Tools Unpacking the DFE Module Installing an Optional Network Expansion Module NEM DFE Module Placement and Installation RulesMatrix E7 Chassis Module Placement Example 1 -1,A Example 2 -1,BExample 3 -1, C Example 4 -1,D Example 5 -1, EExample 6 -1, F Preparing to Install into a Chassis Installing the DFE Modules into a Matrix E7 or N7 Chassis Preparing to Install into a Chassis Preparing to Install into a Chassis Installing the DFE Modules into a Matrix N3 or N5 Chassis Card guides Connecting 48 Vdc Power for PoE Operation Connecting to the Network Connecting UTP Cables to DFE Modules Making the UTP Connections Connecting a Twisted Pair Segment with RJ45 Connector RX+ TX+ TX1+ 1 RX1- 2 TX2+ 3 TX3+ 4 RX3- 5 RX2- 6 TX4+ 7 RX4 Verifying PoE Port Status Connecting to COM Port for Local Management What Is NeededConnecting to an IBM PC or Compatible Device Connecting to a VT Series Terminal Parameter Setting Connecting to a Modem 10 Connecting a VT Series Terminal 11 Connecting to a Modem Adapter Wiring and Signal Assignments COM Port Adapter Wiring and Signal Diagram RJ45RJ45 DB25 Modem Port Adapter Wiring and Signal Diagram Completing the Installation Completing the Installation of a New SystemFirst-Time Log-In Using a Console Port Connection 12 Matrix DFE Startup Screen Example N7 Chassis Logging in with an Administratively-Configured User Account Enter Troubleshooting Using LanviewAbout the Management Mgmt LED Viewing Receive/Transmit Activity on 7G4285-49 Lanview LEDs on 7G4285-49 Viewing Receive/Transmit Activity on 7G4205-72 Lanview LEDs on 7G4205-72 Viewing the PoE Port Status Lanview LEDs Color State Recommended Action LED RX/TX Troubleshooting Checklist Platinum Series Configuration Guide for Troubleshooting Checklist Problem Possible Cause Recommended Action Overview of DFE Module Shutdown Procedure Recommended Shutdown Procedure Using OFFLINE/RESET Switch OFFLINE/RESET Switch Last Resort Shutdown Procedure Using OFFLINE/RESET Switch Specifications DFE Module Specifications Table A-1 7G4285-49 SpecificationsProcessors/Memory Physical Table A-2 7G4205-72 Specifications Table A-3 COM Port Pin Assignments Signal Name Input/Output COM Port Pinout AssignmentsRegulatory Compliance Table A-4 Compliance Standards Regulatory Compliance Mode Switch Settings and Option Installations Setting the Mode Switches Memory Locations and Replacement Procedures Dram Simm Dimm Gaining Access to Memory Modules Removing the Safety Cover Figure B-3 Removing the Safety Cover Dram Simm Replacement Procedure Figure B-4 Removing the Optional Network Expansion Module Gaining Access to Memory Modules Removing the Dimm Dimm Replacement Procedure Figure B-6 Installing the Dimm Figure B-7 Removing the Existing Dimm Installing the Network Expansion Module NEM Figure B-8 Installing the Dimm Figure B-9 Installing the Network Expansion Module NEM Reinstalling the Safety Cover Figure B-10 Installing the Safety Cover Page About PoE Power over Ethernet Overview Proprietary PD Detection PoE Port Status LEDs Table C-2 PoE Status LED Indications PoE Port Status Overview About PoE Power over Ethernet Index Numerics NEM B-12 installing