Appendix 159Limited Warranties and Return PolicyDell-branded hardware products purchased in the U.S. or Canada come with either a 90-day,1-year, 2-year, 3-year, or 4-year limited warranty. To determine which warranty came with yourhardware product(s), see your packing slip or invoice. The following sections describe thelimited warranties and return policy for the U.S., the limited warranties and return policy forCanada, the manufacturer guarantee for Latin America and the Caribbean, and the Intel®Pentium® and Celeron® warranty for the U.S. and Canada.Limited Warranty for Dell-Branded Hardware Products(U.S. Only)What is covered by this limited warranty?This limited warranty covers defects in materials and workmanship in your—our end-usercustomer's—Dell-branded hardware products, including Dell-branded peripheral products.What is not covered by this limited warranty?This limited warranty does not cover:• Software, including the operating system and software added to the Dell-brandedhardware products through our factory-integration system, third-party software, or thereloading of software• Non-Dell-branded and Solution Provider Direct products and accessories• Problems that result from:– External causes such as accident, abuse, misuse, or problems with electrical power– Servicing not authorized by Dell– Usage that is not in accordance with product instructions– Failure to follow the product instructions or failure to perform preventivemaintenance– Problems caused by using accessories, parts, or components not supplied by Dell• Products with missing or altered Service Tags or serial numbers• Products for which Dell has not received payment