Epson 386/25 - Manual (Page 241)

The program now allows you to edit the defective track table:
Cylinder Head Cylinder Head Cylinder Head Cylinder Head Cylinder Head
nnn nn
Defective Track Table:
Modify defective track table ? (Y/N)
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 on to “Formatting the Disk” on page C-9.
To add bad tracks to the defective track table, see the section
below.
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 corm-and :
To add a bad track, follow these steps:
1. Press A. You see this prompt:
Enter cylinder number (1 -nnnn):
Physically Formatting a Hard Disk C-7