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2-10 LightStream 2020 Installation Guide
Installing Fantails
Figure 2-4 Fantail Cable Connections
Fantail Installation Procedure
To install fantails in your LS2020 switch, perform the following steps:
Note Before installing fantails, check the interface jumpers on each low-speed access card. These
jumpers must be set to the interface displayed on the fantail(s) for that card. For instructions on
setting interface jumpers, see the LightStream 2020 Hardware Reference & Troubleshooting Guide.
Step 1 Select a position on the rack to mount the fantail. Attach the four clip nuts provided with
the fantail to the appropriate holes in the rails.
Step 2 Put on the ESD wrist strap and connect itto the ESD jack on the rear of the LS2020 chassis.
Front view
Rear view
100-pin high-density
connectors support
four ports each
Low-speed
access card
Front view
Rear view
V.35 fantail
RS-449 fantail
H3691