Solving Problems: Dell OptiPlex GX260 Systems User's GuideBack to Contents PageSolving ProblemsDell™ OptiPlex™ GX260 Systems User's GuideBattery ProblemsBeep CodesCard ProblemsDiagnostic LightsDrive ProblemsDropped or Damaged ComputerE-Mail, Modem, and Internet ProblemsError MessagesGeneral ProblemsKeyboard ProblemsMemory ProblemsMouse ProblemsNetwork ProblemsPower ProblemsPrinter ProblemsSerial or Parallel Device ProblemsSound and Speaker ProblemsSystem Board ProblemsVideo and Monitor ProblemsBattery ProblemsCAUTION: There is a danger of a new battery exploding if it is incorrectly installed.Replace the battery only with the same or equivalent type recommended by themanufacturer. Discard used batteries according to the manufacturer's instructions.CAUTION: Before you replace the battery, see "CAUTION: Safety Instructions."Replace the battery— If you have to repeatedly reset time and date information afterturning on the computer, or if an incorrect time or date displays during start-up, replacethe battery (see "Battery"). If the battery still does not work properly, contact Dell.Beep CodesYour computer might emit a series of beeps that identify a problem: for example, one beep, followedby a a burst of three beeps, and then one beep (code 1-3-1) means that the computer encountered amemory problem.http://support.dell.com/support/edocs/systems/opgx260/en/ug/solvprob.htm (1 of 30) [10/25/2007 1:44:24 PM]