[. . . ] DellTM InspironTM 640M/ E1405 Owner's Manual Model PP19L w w w. c o m Notes, Notices, and Cautions NOTE: A NOTE indicates important information that helps you make better use of your computer. NOTICE: A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. CAUTION: A CAUTION indicates a potential for property damage, personal injury, or death. Abbreviations and Acronyms For a complete list of abbreviations and acronyms, see the "Glossary" on page 171. If you purchased a DellTM n Series computer, any references in this document to Microsoft® Windows® operating systems are not applicable. ____________________ Information in this document is subject to change without notice. [. . . ] Reinstall the memory modules and, if necessary, replace them (see "Optical Drives" on page 114). Troubleshooting 89 M E M O R Y A L L O C A T I O N E R R O R -- The software you are attempting to run is conflicting with the operating system, another program, or a utility. M E M O R Y D A T A L I N E F A I L U R E A T A D D R E S S , R E A D V A L U E E X P E C T I N G V A L U E -- A memory module may be faulty or improperly seated. Reinstall the memory modules and, if necessary, replace them (see "Optical Drives" on page 114). M E M O R Y D O U B L E W O R D L O G I C F A I L U R E A T A D D R E S S , R E A D V A L U E E X P E C T I N G V A L U E -- A memory module may be faulty or improperly seated. Reinstall the memory modules and, if necessary, replace them (see "Optical Drives" on page 114). M E M O R Y O D D / E V E N L O G I C F A I L U R E A T A D D R E S S , R E A D V A L U E E X P E C T I N G V A L U E -- A memory module may be faulty or improperly seated. Reinstall the memory modules and, if necessary, replace them (see "Optical Drives" on page 114). M E M O R Y W R I T E / R E A D F A I L U R E A T A D D R E S S , R E A D V A L U E E X P E C T I N G V A L U E -- A memory module may be faulty or improperly seated. Reinstall the memory modules and, if necessary, replace them (see "Optical Drives" on page 114). N O B O O T D E V I C E A V A I L A B L E -- The computer cannot find the hard drive. If the hard drive is your boot device, ensure that the drive is installed, properly seated, and partitioned as a boot device. N O B O O T S E C T O R O N H A R D D R I V E -- The operating system may be corrupted. See "Contacting Dell" on page 135. N O T I M E R T I C K I N T E R R U P T -- A chip on the system board may be malfunctioning. Run the System Set tests in the Dell Diagnostics (see "Dell Diagnostics" on page 81). E X I T S O M E P R O G R A M S A N D T R Y A G A I N -- You have too many programs open. O P E R A T I N G S YS T E M N O T F O U N D -- Reinstall the hard drive (see "Hard Drive" on page 111). O P T I O N A L R O M B A D C H E C K S U M -- The optional ROM apparently failed. D L L F I L E W A S N O T F O U N D -- The program that you are trying to open is missing an essential file. Remove and then reinstall the program. 1 Click the Start button and click Control Panel. 5 See the program documentation for installation instructions. 90 Troubleshooting S E C T O R N O T F O U N D -- The operating system cannot locate a sector on the hard drive. Run the Windows error-checking utility to check the file structure on the hard drive. To access the Help and Support Center, see "Windows Help and Support Center" on page 13. [. . . ] wallpaper -- The background pattern or picture on the Windows desktop. A series of interconnected computers that communicate with each other over the air waves using access points or wireless routers to provide Internet access. Use write-protection when you want to protect data from being changed or destroyed. To write-protect a 3. 5-inch floppy disk, slide its write-protect tab to the open position. [. . . ]