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Chapter2 Installingthe Model5399 Remote Access ConcentratorModule
NortelNetworks 5399 Access Switch HardwareInstallation Guide
Installing the Model 5399 Remote Access Concentrator
This section describeshow to install the Model 5399 Remote Access
ConcentratorM odulein a System 5000 Hub.Installing the Model 5399
involvesseating the backplane connectors to the Model 5000 Hub
backplane and verifyingthe installation.

Preparing for Hardware Installation

This section explains howto pr epare the Model 5399 for installation in
the chassis.

Setting the Backplane Ethernet Segment

Figure 2-1 showsthe locations of the configuration jumper and DIP
switch that you must set to select an Ethernet segment. They are:
Ethernet segmentbank selector (J5)
Ethernet segmentselection DIP switch (S1)
System 5000 equipment uses electronicc omponentsthat are
sensitive to static electricity. Static di scharge from your clothing
orother fixtures around you can damage these components. You
shouldt akea llpossible precautions to prevent static discharge
damage when working with printed circ uit boards. If possible,
placeall printed circuit boards on an antistatic mat until you are
ready toinstall them. If you do not have an antistatic mat, wear
a dischargeleash to free yourself of static before touching any
of the printedcircuit boards, or free yourself of static by
touching themetal of the chassis before handling a printed
circuitcard.