Fddi Mic - Cabletron Systems 100BASE-FX Cabling Manual

Connecting and Terminating

FDDI MIC

Before attaching connectors to an FDDI MIC port, remove the protective rubber
plug from the FDDI port. Also remove the plastic hood from the MIC connector to
be used. Usually, there will be three plastic inserts, colored red, blue, and green, in
holders on the connector hood. These plastic inserts are used to key the MIC
connector for use only in certain types of FDDI ports.
Using a paper clip or probe, push the insert you require out of its holder. The
insert colors and the FDDI port type they key the MIC connector for are listed in
Table 14-1, below. Snap the insert into place in the recessed channel of the FDDI
MIC connector. The MIC connector is now ready to be connected to the type of
port indicated by the key.
1. Align the MIC connector with the FDDI MIC port, such that the side of the
2. Press the MIC connector into the port. As the connector reaches the back
14-16
Table 14-1. FDDI MIC Key Coloration
Color
Red
Blue
Green
*. FDDI S ports are not keyed, and
can accept any connection.
connector containing the key is lined up with the side of the port which
contains the internal raised guide, or "rib."
side of the port, the clips on either side of the MIC connector will pull in toward
the connector housing. When the clips spring back to their rest positions, the
connector is locked in place.
*
Port Type
A
B
M
FDDI