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 Enter.
To cancel the operation, press Enter without typing a value.
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 C to alter the track data or press D to remove the track from the table. Change the track data just 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 Enter without typing a value. After you complete editing, check the entries in the defective track table. When you are sure the table is correct, press F. The program displays a warning about the consequences of proceeding with formatting.