Enterasys mrx Installation Instruction

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INTRODUCTION
Page 1-2
The MRX is functionally identical to the MRX-2 and the MRXI is
functionally identical to the MRXI-2.  The MRX and MRXI provide a
50-pin Champ connector for ports 1 through 12, and the MRX-2 and
MRXI-2 provide twelve RJ-45 connectors.
The MRX/MRX-2 and MRXI/MRXI-2 are functionally the same,
except that the MRXI/MRXI-2 provides the capability of in-band and
out-of-band network management.  The MRX/MRX-2 is not
accessible, either in-band or out-of-band, by network management.
1.1  USING THIS MANUAL
Prior to installing and operating the HUB, read through this manual
completely to familiarize yourself with its content and to gain an
understanding of the features of the HUB.  A general working
knowledge of Ethernet and IEEE 802.3 type data communications
networks and their physical layer components will be helpful when
installing the HUB.
Chapter 1, Introduction, covers using this document, briefly
describes features of the HUB and concludes with a list of related
manuals.
Chapter 2, Requirements/Specifications, contains requirements
for locating and installing the HUB and operating specifications for
the MRX and MRXI.
Chapter 3, Installation, contains step-by-step installation
instructions that include mounting and cabling for your HUB.
Chapter 4, Testing and Troubleshooting, contains procedures for
checking for the proper installation of the HUB and a description of
the LANVIEW ™ LEDs and their function.
Chapter 5, Adding/Replacing SPIMs, describes removing and
installing optional SPIM boards in the HUB.
Appendix, Twisted Pair Wiring Guide, serves as an aid to wiring
punch-down blocks and twisted pair segments between your HUB
and 10Base-T Ethernet devices.