DocumentationDiskette Boot Failure Drive A or B is present but hasfailed the BIOS POST.Ensure that the drive is installedcorrectly in the computer anddefined correctly in the systemsetup program (see EnteringSystem Setup). Check the interfacecable at both ends.DMA ErrorDMA 1 ErrorDMA 2 ErrorError in the DMA controller onthe system board.The keyboard or system board(see Removing the System Board)may need to be replaced.FDD Controller FailureHDD Controller FailureThe BIOS cannot communicatewith the floppy drive or harddrive controller.Ensure that the floppy drive orthe hard drive (Installing a HardDrive) is installed correctly in thecomputer and defined correctly inthe system setup program (seeEntering System Setup). Check theinterface cable at both ends.INTR1 ErrorINTR2 ErrorAn interrupt channel on thesystem board failed to POST.The keyboard or system board(see Removing the System Board)may need to be replaced.Invalid Boot Diskette The operating system cannot belocated on drive A or drive C.Enter the system setup program(see Entering System Setup)andconfirm that drive A or drive C isproperly identified.Keyboard Error The BIOS has detected a stuckkey.Ensure that nothing is resting onthe keyboard; if a key appears tobe stuck, carefully pry it up. If theproblem persists, you may needto replace the keyboard.KB/Interface Error An error occurred with thekeyboard connector.Ensure that nothing is resting onthe keyboard; if a key appears tobe stuck, carefully pry it up. If theproblem persists, you may needto replace the keyboard.No ROM Basic The operating system cannot belocated on drive A or drive C.Enter the system setup program(see Entering System Setup) andconfirm that drive A or drive C isproperly identified.Dell Diagnosticshttp://support.dell.com/support/edocs/systems/dim9200/en/SM_EN/adtshoot.htm (7 of 11) [12/9/2007 11:19:07 PM]