Enterasys Networks 4G4205-72, 4G4285-49 Chapter 4: Troubleshooting, Appendix A: Specifications, Appendix B: Mode Switch Settings and Option Installations

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Preparing to Install Module into Matrix E7 or N7 Chassis .................................................................. 3-7
Installing the DFE Modules into a Matrix E7 or N7 Chassis ............................................ ............3-8
Installing the DFE Modules into Matrix N3 or Matrix N5 Chassis .................................... ..........3-11
Connecting 48 Vdc Power for PoE Operation .................................................................................. 3-13
Connecting to the Network ............................................................................................................... 3-14
Connecting UTP Cables to DFE Modules ................ .................................................................3-14
Connecting to COM Port for Local Management ...................................... .......................................3-20
What Is Needed ...................................................................................... ...................................3-20
Connecting to an IBM PC or Compatible Device .......................................................................3-21
Connecting to a VT Series Terminal ..........................................................................................3-22
Connecting to a Modem ............................................................................................................3-23
Adapter Wiring and Signal Assignments ............... ....................................................................3-24
Completing the Installation ............................................................................................................... 3-26
Completing the Installation of a New System ............................................... .............................3-26
Completing the Installation of a DFE Module in an Existing System .........................................3-28
Chapter 4: Troubleshooting
Using LANVIEW ........................................................................................................ .........................4-1
About the Management (MGMT) LED .........................................................................................4-1
Viewing Receive/Transmit Activity on 4G4285-49 .......................................................................4-2
Viewing Receive/Transmit Activity on 4G4205-72 .......................................................................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