194 AppendixIf you notice problems, such as skipping, with the playback quality of yourmedia, try cleaning the discs.1 Hold the disc by its outer edge. You can also touch the inside edge of thecenter hole.NOTICE: To help prevent damage to the surface, do not wipe in a circular motionaround the disc.2 With a soft, lint-free cloth, gently wipe the bottom of the disc (theunlabeled side) in a straight line from the center to the outer edge of thedisc.For stubborn dirt, try using water or a diluted solution of water and mildsoap. You can also purchase commercial products that clean discs andprovide some protection from dust, fingerprints, and scratches. Cleaningproducts for CDs are also safe to use on DVDs.Dell Technical Support Policy (U.S. Only)Technician assisted technical support requires the cooperation andparticipation of the customer in the troubleshooting process and provides forrestoration of the operating system, software programs, and hardware driversto the original default configuration as shipped from Dell, as well as theverification of appropriate functionality of the computer and all Dell-installedhardware. In addition to this technician assisted technical support, onlinetechnical support is available at support.dell.com. Additional technicalsupport options may be available for purchase.Dell provides limited technical support for the computer and any "Dell-installed" software and peripherals1. Support for third-party software andperipherals is provided by the original manufacturer, including thosepurchased and/or installed through Dell Software and Peripherals, Readyware,and Custom Factory Integration2.1 Repair services are provided pursuant to the terms and conditions of your limitedwarranty and any optional support service contract purchased with the computer.2 All Dell-standard components included in a Custom Factory Integration (CFI) projectare covered by the standard Dell limited warranty for your computer. However, Dellalso extends a parts replacement program to cover all nonstandard, third-party hard-ware components integrated through CFI for the duration of the computer’s servicecontract.