Epson 486SX - Manual (Page 150)

When you complete a valid entry, it appears in the table and
you can add the next bad track, if necessary.
If you make a mistake, move the cursor block to the incorrect
track and press to change the track data or press to
delete the track from the table. Change the track data in the
same way as you add a track.
The maximum valid cylinder number and head number (nnnn
and nn) vary according to the capacity of the hard disk. If you
enter an invalid cylinder or head number, a reminder of the
range of values appears and the program asks you to enter the
value again.
When you finish adding all the bad tracks, press without
typing a value. Then check the entries in the defective track
table. When you are sure the table is correct, press The
program displays a warning about the consequences of
proceeding with formatting, as described in the next section.
Formatting the Disk
When you are ready to start formatting the disk, you see the
following warning:
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 you are not sure you want to format the hard disk, select N.
If you are sure, select
Y .
The program gives you one more
chance to cancel:
DOUBLE CHECK THAT YOU HAVE BACKUP DISKETTE
COPIES OF ALL YOUR FILES.
Do you want to exit and check your file
copies ? (Y/N)
A-8 Physically Formatting a Hard Disk