Error Messages DescriptionNO BOOT DEVICE AVAILABLE The computer cannot find the hard drive. Ifthe hard drive is your boot device, ensurethat the drive is installed, properly seated,and partitioned as a boot device.NO BOOT SECTOR ON HARD DRIVE The operating system may be corrupted,contact Dell.NO TIMER TICK INTERRUPT A chip on the system board may bemalfunctioning. Run the System Set testsin theDell Diagnostics.NOT ENOUGH MEMORY OR RESOURCES.EXIT SOME PROGRAMS AND TRY AGAINYou have too many programs open. Closeall windows and open the program thatyou want to use.OPERATING SYSTEM NOT FOUND Reinstall the hard drive (see yourOwner'sManual at support.dell.com). If theproblem persists,contact Dell.OPTIONAL ROM BAD CHECKSUM The optional ROM has failed.Contact Dell.SECTOR NOT FOUND The operating system cannot locate asector on the hard drive. You may have adefective sector or corrupted FAT on thehard drive. Run the Windows error-checking utility to check the file structureon the hard drive. See Windows Help andSupport for instructions (click Start > Helpand Support). If a large number of sectorsare defective, back up the data (ifpossible), and then reformat the harddrive.SEEK ERROR The operating system cannot find aspecific track on the hard drive.SHUTDOWN FAILURE A chip on the system board may bemalfunctioning. Run the System Set testsin thecontact Dell .TIME-OF-DAY CLOCK LOST POWER System configuration settings arecorrupted. Connect your computer to anelectrical outlet to charge the battery. If61