Chapter 1. IntroductionThis Problem Determination and Service Guide contains information to help yousolve problems that might occur in your IBM ® System x3500 Type 7977 server. Itdescribes the diagnostic tools that come with the server, error codes and suggestedactions, and instructions for replacing failing components.Replaceable components are of three types:v Tier 1 customer replaceable unit (CRU): Replacement of Tier 1 CRUs is yourresponsibility. If IBM installs a Tier 1 CRU at your request, you will be charged forthe installation.v Tier 2 customer replaceable unit: You may install a Tier 2 CRU yourself orrequest IBM to install it, at no additional charge, under the type of warrantyservice that is designated for your server.v Field replaceable unit (FRU): FRUs must be installed only by trained servicetechnicians.For information about the terms of the warranty and getting service and assistance,see the Warranty and Support Information document.Related documentationIn addition to this document, the following documentation also comes with theserver:v Installation GuideThis printed document contains instructions for setting up the server and basicinstructions for installing some optional devices.v User’s GuideThis document is in Portable Document Format (PDF) on the IBM DocumentationCD. It provides general information about the server, including information aboutfeatures, and how to configure the server. It also contains detailed instructions forinstalling, removing, and connecting optional devices that the server supports.v Rack Installation InstructionsThis printed document contains instructions for installing the server in a rack.v Safety InformationThis document is in PDF on the IBM Documentation CD. It contains translatedcaution and danger statements. Each caution and danger statement that appearsin the documentation has a number that you can use to locate the correspondingstatement in your language in the Safety Information document.v Warranty and Support InformationThis document is in PDF on the Documentation CD. It contains information aboutthe terms of the warranty and getting service and assistance.Depending on the server model, additional documentation might be included on theIBM Documentation CD.The server might have features that are not described in the documentation thatcomes with the server. The documentation might be updated occasionally to includeinformation about those features, or technical updates might be available to provideadditional information that is not included in the server documentation. These© Copyright IBM Corp. 2007, 2008 1
