An Invalid Media Type error message appears which indicates that the controller cannot find a recognizable track/sector pattern on the drive.
A No Boot Record Found, a Non-system Disk or Disk Error, or an Invalid System Disk message appears that indicates the system boot files are not found in the root directory of the drive.
Though the video display is active, the hard disk's activity light remains on and no boot-up occurs, indicating that the hard disk CMOS configuration information is wrong.
An Out of Disk Space message appears which indicates that the amount of space on the disk is insufficient to carry out the desired operation.
A Missing Operating System or a Hard Drive Boot Failure message appears, indicating that the disk's MBR is missing or has become corrupt.











