Epson 486SX - Manual (Page 149)

4. The program now allows you to edit the defective track table.
At the bottom of the table is this prompt:
Modify defective
track table ?
(Y/N)
Select N to leave the table as it is. Then skip the following
section and go to “Formatting the Disk” on page A-8.
To add bad tracks to the defective track table, see the next
section.
Modifying the Defective Track Table
If you select Y to modify the table, you see the following
options at the bottom of the table:
Defective Track Table : Move box cursor to
desired track with cursor key
A = Add track, C = Change track,
D = Delete
track,
F = Finish editing
Enter command :
To add a bad track, follow these steps:
1. Press [Al. You see this prompt:
Enter cylinder number (1 - nnnn):
2. Type the number of the cylinder containing the bad track
and press [Enter. You see this prompt:
Enter head number (0 -
nn):
3. Type the head number for the bad track and press
To cancel the operation, press without typing a value.
Physically Formatting a Hard Disk A - 7