Epson Equity IIe User Manual page 231

For the hard disk in the Equity IIe, it is best to accept the
recommended skewed sector (also called the interleave factor)
of 1. For other hard disk drives, you may need to change this
value if the documentation that came with the hard disk
recommends a different number.
To accept the default, select
To enter a new value, select
Enter a number from 1 through 16 which equals the maximum
sector number for the drive minus 1. The maximum sector
number varies, depending on the drive type. Then press
Next you see this prompt:
For an Epson hard disk drive, accept the recommended value
of 0. For another type of drive, use the value recommended in
the documentation for the drive.
To accept the default, select
To enter a new value, select
Enter a number from 0 through 16 which equals the maximum
sector number for the drive minus 1. The maximum sector
number varies, depending on the drive type. Then press
D-6 Physically
Formatting
a Hard Disk
You see the following prompt:
( 1 - 1 6 ) :
You see the following prompt:
Enter.
Enter.