Checking file system on D: The type of the file system is FAT. One of your disks needs to be checked for consistency. You may cancel the disk check, but it is strongly recommended that you continue. Windows will now check the disk. Volume Serial Number is 15F9-2C71 Windows is verifying free space... Free space verification is complete. Windows has checked the file system and found no problem. 100431872 bytes total disk space. 4096 bytes in 2 folders. 9625600 bytes in 48 files. 90802176 bytes available on disk. 2048 bytes in each allocation unit. 49039 total allocation units on disk. 44337 allocation units available on disk.