Check Procedures 37Memory Size DecreasedMemory Size IncreasedMemory Size ChangeInsert the memory modules in the DIMMsockets properly, then reboot the system.Memory module. “005 -” on page 57 toreplace memory module.Syste2m board.FDC Failure Diskette drive cable/connection.Diskette driveSystem boardA: Drive ErrorB: Drive ErrorEnter BIOS Setup and load the defaultsettings.Remove all adapter cards that are NOTfactory-installed, then reboot the system.DMA Error Ensure that the diskette drive is not set to[Write Protected] in the Security Options inBIOS Setup.Load default settings in Setup.Primary Master HDD ErrorPrimary Slave HDD ErrorSecondary Master HDD ErrorSecondary Slave HDD ErrorEnter BIOS Setup and load the defaultsettings.Check IDE drive jumper. See “3.5-In. HardDisk Drive Jumper Settings” on page 112.IDE hard disk drive power.IDE hard disk drive cable/connection.IDE hard disk drive.Primary Master Drive Error-ATAPIIncompatible.Primary Slave Drive Error-ATAPIIncompatible.Secondary Master Drive Error-ATAPIIncompatible.Secondary Slave Drive Error-ATAPIIncompatible.Corresponding drive in not an ATAPIdevice.Run BIOS Setup to make sure device isselected correctly.HDC Failure Hard disk drive cable/connection.Hard disk driveSystem boardTable 2-1 POST Error Messages ListNOTE: To diagnose a problem, first find the BIOS error messages in left column. Ifdirected to a check procedure, replace the FRU indicated in the checkprocedure. If no check procedure is indicated, the first Action/FRU listed in rightcolumn is the most likely cause.BIOS Error Messages Action/FRU