© Copyright IBM Corp. 1997 - 2004. All rights reserved. 125Draft Document for Review October 18, 2004 5486m550.fmChapter 7. iSeries Model 550The Eserver i5 Model 550 is a midsizedIBM POWER5 technology-based server. Ithas the capability to simultaneously runmultiple operating environments anddynamically distribute processingresources. This server is designed for smallto mid-sized businesses. These businessesneed power and capacity to run traditionalcore business applications and to supportIBM i5/OS applications together with Linux,Windows, AIX applications, or all three.The Model 550 is offered as a desksidetower and a rack mounted configuration. Itprovides an integrated set of hardwarecapabilities including two integrated 1 Gbps Ethernet ports and an integratedSmall Computer System Interface (SCSI) controller. An optional redundantpower supply is available. Hot-plugging is supported for PCI-X card slots, diskslots, and redundant fans. In addition, Eserver i5 servers can hot-plug intoinput/output (I/O) towers or drawers, or they can be xSeries attached byIntegrated xSeries Adapters. Hot-plugging of removable media devices is notsupported.7iSeries Model 550 System Unit(rack configuration)