Error Messages Descriptionboot the computer from a optical drive.Then, shut down the computer, reinstallthe hard drive, and restart the computer. Ifthe problem persists, try another drive.Run the Hard Disk Drive tests in the DellDiagnostics.HARD-DISK DRIVE FAILURE The hard drive does not respond tocommands from the computer. Shut downthe computer, remove the hard drive, andboot the computer from a optical drive.Then, shut down the computer, reinstallthe hard drive, and restart the computer. Ifthe problem persists, try another drive.Run the Hard Disk Drive tests in the DellDiagnostics.HARD-DISK DRIVE READ FAILURE The hard drive may be defective. Shutdown the computer, remove the harddrive, and boot the computer from aoptical. Then, shut down the computer,reinstall the hard drive, and restart thecomputer. If the problem persists, tryanother drive. Run the Hard Disk Drivetests in the Dell Diagnostics.INSERT BOOTABLE MEDIA The operating system is trying to boot tonon-bootable media, such as a floppy diskor optical drive. Insert bootable media.INVALID CONFIGURATIONINFORMATION-PLEASE RUN SYSTEMSETUP PROGRAMThe system configuration information doesnot match the hardware configuration. Themessage is most likely to occur after amemory module is installed. Correct theappropriate options in the system setupprogram.KEYBOARD CLOCK LINE FAILURE For external keyboards, check the cableconnection. Run the Keyboard Controllertest in the Dell Diagnostics.KEYBOARD CONTROLLER FAILURE For external keyboards, check the cableconnection. Restart the computer, and53