The server comes with a limited warranty. For information about the terms of thewarranty and getting service and assistance, see the Warranty and SupportInformation document.The server contains IBM Enterprise X-Architecture ® technologies, which helpincrease performance and reliability. For more information, see “What your serveroffers” on page 6 and “Reliability, availability, and serviceability” on page 8.You can obtain up-to-date information about the server and other IBM serverproducts at http://www.ibm.com/systems/x/.Related documentationThis User’s Guide provides general information about the server, including how toinstall supported options and how to configure the server. The followingdocumentation also comes with the server:v Installation GuideThis document is in Portable Document Format (PDF) on the IBM System xDocumentation CD. It contains instructions for setting up the server and basicinstructions for installing some options.v Safety InformationThis document is in PDF on the IBM System x Documentation CD. It containstranslated caution and danger statements. Each caution and danger statementthat appears in the documentation has a number that you can use to locate thecorresponding statement in your language in the Safety Information document.v Rack Installation InstructionsThis printed document contains instructions for installing the server in a rack.v Problem Determination and Service GuideThis document is in PDF on the IBM System x Documentation CD. It containsinformation to help you solve problems yourself, and it contains information forservice technicians.v Warranty and Support InformationThis document is in PDF on the IBM System x Documentation CD. It containsinformation about the terms of the warranty and getting service and assistance.Depending on the server model, additional documentation might be included on theIBM System x Documentation CD.The xSeries Tools Center is an online information center that contains informationabout tools for updating, managing, and deploying firmware, device drivers, andoperating systems. The xSeries Tools Center is at http://publib.boulder.ibm.com/infocenter/toolsctr/v1r0/index.jsp.The server might have features that are not described in the documentation thatyou received with the server. The documentation might be updated occasionally toinclude information about those features, or technical updates might be available toprovide additional information that is not included in the server documentation.These updates are available from the IBM Web site. To check for updates, completethe following steps.Note: Changes are made periodically to the IBM Web site. The actual proceduremight vary slightly from what is described in this document.1. Go to http://www.ibm.com/systems/support/.2 IBM System x3550 Type 7978: User’s Guide