Epson 20 - Manual (Page 180)

When the scan is complete, the program displays information about
the condition of the disk. For a hard disk with no bad tracks, the
display looks like this:
Scanning finished.
Count of tracks flagged bad
=
0
Count of tracks with other errors
=
0
Count of good tracks
= nnnn
The program then displays a warning about the consequences of
proceeding with formatting:
WARNING! ALL DATA WILL BE DESTROYED IN ALL
PARTITIONS OF HARD DISK, NOT JUST IN MS-DOS
PARTITION!
Do you want to start formatting (Y/N)?
If there are no tracks with other errors, and you are absolutely sure
that you want to format the hard disk, press Y and Enter. The
program then asks you once more if you want to continue. You see
this message and prompt:
DOUBLE CHECK THAT YOU HAVE BACKUP DISKETTE
COPIES OF ALL YOUR FILES.
Do you want to exit and check your file copies
(Y/N) ?
When you are certain no valuable data will be destroyed, press N and
Enter.
If you cancel formatting at either stage, you see these messages:
Format cancelled.
Press ENTER to return to the menu.
If you continue with formatting, you see:
Format started.
Current cylinder is xxxx
D-4 Physically Formatting a Hard Disk