Enterasys Networks Enterasys Platinum Distributed Forwarding Engine 7G4285-49 - Manual (Page 14)

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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