Cabletron Systems MRXI-22 User Manual

Contents

2-1CHAPTER 2INSTALLATIONREQUIREMENTS/SPECIFICATIONSThis chapter describes network guidelines, power requirements, andoperating specifications for the MRXI. Be sure that you read this chapterbefore you install the MRXI. Your network must meet the requirementsand conditions specified in this chapter to obtain satisfactory performancefrom this equipment. Failure to follow these guidelines could result inpoor network performance.2.1 NETWORK REQUIREMENTSWhen connecting a network segment to the MRXI, via a transceiver andan AUI cable, the following network requirements must be met:• The transceivers used to connect the MRXI meet Ethernet Version 2 orIEEE 802.3 standards.• The AUI cables connecting the MRXI to the transceivers on thenetwork match the transceiver type on the network segment, EthernetVersion 1, Version 2, or IEEE 802.3 type cables, and do not exceed 50meters in length.2.2 SELECTING A LOCATION FOR THE MRXIYou can mount the MRXI on a wall, a 19-inch rack, or place it on anyhorizontal surface. If you choose not to install the MRXI in a 19-inchrack, the location must be within reach of the network cabling and meetthe requirements listed below:• An unrestricted free surface area at least 21 inches wide, 18 inchesdeep, and 6 inches high is needed.• A single phase 120 Vac, 15A, grounded power receptacle must belocated within 7 feet of the location.• If you use a shelving unit, it must be able to support 30 pounds of staticweight.• The temperature for the selected location must be maintained between5° and 50°C, and fluxuate less than 10°C per hour.