Removing the Safety Cover | Enterasys Networks 6H308-48, 4H4285-49

Gaining Access to Memory Modules

Removing the Safety Cover

Warning: The safety cover protects you from exposure to an energy hazard in excess of 240 Volt-Amperes. Never operate the DFE module without the safety cover installed.

Advertencia: La cubierta de seguridad lo protege de exponerlo al riesgo de energía en exceso de 240 Volt-Amperes. Nunca se debe opererar el modulo de DFE sin la cobertura de seguridad instalada.

Warnhinweis: Die Sicherheitsabdeckung schützt vor Stromstössen von bis zu 240 VA. Bitte nehmen Sie niemals die DFE Module ohne die Abdeckung in Betrieb.

Refer to Figure B‐3 and proceed as follows:

1.Attach the antistatic wrist strap (refer to the instructions on the antistatic wrist strap package).

2.Place the DFE‐Gold module on an antistatic pad on a sturdy flat surface.

3.Remove the seven screws fastening the safety cover to the seven standoffs on the main board. Save all screws for later use to reinstall the safety cover.

4.If you are replacing the DRAM SIMM, proceed to “DRAM SIMM Replacement Procedure” on page B‐7. If you need to replace the DIMM, proceed to “DIMM Replacement Procedure” on page B‐10.

Matrix DFE-Gold Series PoE Module Hardware Installation Guide B-5

Image 75

Enterasys Networks 6H308-48, 4H4285-49, 9033989-06 manual Removing the Safety Cover

Contents

Enterasys Matrix Page Page Regulatory Compliance Information Electromagnetic Compatibility EMC Supplement to Product Instructions Vcci Notice Safety Information Class 1 Laser Transceivers Enterasys NETWORKS, INC. Firmware License Agreement Viii Page Page Contents Appendix C About PoE Power over Ethernet TroubleshootingAppendix a Specifications Appendix B Mode Switch Settings and Option Installations Tables Figures Xiv About This Guide Who Should Use This GuideImportant Notice How to Use This Guide Related DocumentsFor Refer to Following conventions are used in this guide Conventions Used in This Guide Getting Help For information about Refer to Introduction Overview of DFE-Gold PoE Module Capabilities DFE-Gold Module4H4285-49 DFE-Gold Module 4H4285-49 DFE-Gold Module Management Switch Configuration Using WebViewSwitch Configuration Using CLI Commands Connectivity Standards Compatibility Lanview Diagnostic LEDs Link Aggregation Network Requirements 100BASE-TX Network 10BASE-T Network Installation Installation Site Requirement Contents of DFE Module Carton QuantityUnpacking the DFE Module DFE Module Placement and Installation Rules Installing Optional Network Expansion Module NEM Example 1 -1, a Example 3 -1, C Preparing to Install the 4H4285-49 Installing 4H4285-49 into a Matrix E7 or N7 Chassis Preparing to Install the 4H4285-49 Card guides Installing 4H4285-49 into Matrix N3 or N5 Chassis Card guides Connecting 48 Vdc Power for PoE Operation Connecting to the Network Connecting UTP Cables to 4H4285-49Making the UTP Connections Connecting a Twisted Pair Segment with RJ45 Connector RX+ TX+ RX+ Verifying PoE Port Status Connecting to COM Port for Local Management What Is NeededConnecting to an IBM PC or Compatible Device Parameter Setting Connecting to a VT Series Terminal 10 Connecting a VT Series Terminal Connecting to a Modem 11 Connecting Using a Modem RJ45 DB25 Adapter Wiring and Signal AssignmentsCOM Port Adapter Wiring and Signal Diagram RJ45 VT Series Port Adapter Wiring and Signal Diagram Completing the Installation Completing the Installation of a New SystemModem Port Adapter Wiring and Signal Diagram RJ45 DB25 First-Time Log-In Using a Console Port Connection 12 Matrix Defogged Startup Screen Example N7 Chassis Enter Logging in with an Administratively-Configured User Account Completing the Installation Troubleshooting Using LanviewAbout the Management Mgmt LED Lanview LEDs Viewing Receive/Transmit Activity Color State Recommended Action Viewing the PoE Port Status Alternately 67% on, 33% LED RX/TX Refer to the Matrix DFE-Gold Series Configuration Troubleshooting Checklist Matrix DFE-Gold Series Configuration Guide for OFFLINE/RESET Switch Overview of DFE Module Shutdown Procedure Last Resort Shutdown Procedure Using OFFLINE/RESET Switch Recommended Shutdown Procedure Using OFFLINE/RESET Switch Specifications 4H4285-49 SpecificationsTable A-1 4H4285-49 Specifications Processors/Memory Table A-1 4H4285-49 Specifications ItemSpecification Table A-3 Compliance Standards Regulatory Compliance Table A-2 COM Port Pin Assignments Signal Name Input/OutputCOM Port Pinout Assignments Regulatory Compliance Regulatory Compliance Specifications Required Tools Mode Switch Settings and Option Installations Setting the Mode Switches Memory Locations and Replacement Procedures Memory Locations and Replacement Procedures Gaining Access to Memory Modules Gaining Access to Memory Modules Removing the Safety Cover Figure B-3 Removing the Safety Cover Removing the Network Expansion Module NEM Dram Simm Replacement Procedure Figure B-5 Removing the Existing Dram Simm Removing the Dram Simm Figure B-6 Installing the Dram Simm Installing the Dram Simm Removing the Dimm Dimm Replacement Procedure Figure B-8 Installing the Dimm Installing the Dimm Figure B-9 Installing the Network Expansion Module Reinstalling the Optional Network Expansion Module Reinstalling the Safety Cover Figure B-10 Installing the Safety Cover Overview About PoE Power over Ethernet Front Panel 48 Vdc Interface Power InterfaceProprietary PD Detection Matrix N5 Backplane 48 Vdc Interface Table C-2 PoE Status LED Indications PoE Port Status PoE Port Status LEDs PoE Port Status LEDs About PoE Power over Ethernet Numerics Index Pinout assignments console port A-3