The following items are not covered by the warranty:v Replacement or use of parts not manufactured for or by Lenovo ornon-warranted Lenovo partsv Identification of software problem sourcesv Configuration of BIOS as part of an installation or upgradev Changes, modifications, or upgrades to device driversv Installation and maintenance of network operating systems (NOS)v Installation and maintenance of application programsRefer to the safety and warranty information that is provided with your computerfor a complete explanation of warranty terms. You must retain your proof ofpurchase to obtain warranty service.For a list of the Lenovo Support phone numbers for your country or region, go tohttp://www.lenovo.com/support and click Support phone list or refer to theThinkCentre Safety and Warranty Guide that is provided with your computer.Note: Phone numbers are subject to change without notice. If the number for yourcountry or region is not provided, contact your Lenovo reseller or Lenovomarketing representative.If possible, be at your computer when you call. Have the following informationavailable:v Machine type and modelv Serial numbers of your hardware productsv Description of the problemv Exact wording of any error messagesv Hardware and software configuration informationUsing other servicesIf you travel with your computer or relocate it to a country where your desktop ornotebook computer machine type is sold, your computer might be eligible forInternational Warranty Service, which automatically entitles you to obtain warrantyservice throughout the warranty period. Service will be performed by serviceproviders authorized to perform warranty service.Service methods and procedures vary by country, and some services might not beavailable in all countries. International Warranty Service is delivered through themethod of service (such as depot, carry-in, or on-site service) that is provided inthe servicing country. Service centers in certain countries might not be able toservice all models of a particular machine type. In some countries, fees andrestrictions might apply at the time of service.To determine whether your computer is eligible for International Warranty Serviceand to view a list of the countries where service is available, go tohttp://www.lenovo.com/support, click Warranty, and follow the instructions onthe screen.For technical assistance with the installation of or questions related to ServicePacks for your preinstalled Microsoft Windows product, refer to the MicrosoftProduct Support Services Web site at http://support.microsoft.com/directory oryou can contact the Customer Support Center. Some fees might apply.36 User Guide