User's Manual

Table of Contents
Page 4 724-746-5500 | blackbox.com LMC5022C-R3
Table of Contents
Part Numbers .................................................................................................. 5
1. Specifications............................................................................................ 6
2. Overview: About the High-Density Media Converter System II Layer 2
Modules........................................................................................................... 7
3. Configuration............................................................................................. 8
4. Install the High-Density Media Converter System II Layer 2 Modules ..... 9
4.1 Managed Modules .................................................................................... 9
4.1.1 Configuration Control and SNMP Management................................. 9
4.2 Unmanaged Modules.............................................................................. 10
4.3 FX LinkLoss, TX LinkLoss, Link Fault Pass-Through, Far End Fault and
FiberAlert....................................................................................................... 11
4.3.1 Link Integrity ..................................................................................... 11
4.3.2 FX LinkLoss (FXLL).......................................................................... 12
4.3.3 TX LinkLoss (TXLL).......................................................................... 12
4.3.4 Link Fault Pass-Through (LFPT)...................................................... 12
4.3.5 FiberAlert and Far End Fault............................................................ 13
4.4 Auto Negotiation on High-Density Media Converter System II Layer 2
Modules......................................................................................................... 15
4.5 AutoCross Feature for Twisted Pair Connection .................................... 15
5. Operation ................................................................................................ 16
5.1 LED Operation ........................................................................................ 16
6. Troubleshooting ...................................................................................... 17
7. Contacting Black Box.............................................................................. 18
8. Fiber Optic Cleaning Guidelines............................................................. 19
Electrostatic Discharge Precautions.............................................................. 19