Kreisen 3 8 6 X / X E - Manual (Page 89)

This command indicates to MS-DOS that you want to copy
the contents of a diskette in the A drive to a new diskette
located in the B drive.
The following message will be displayed:
The “SOURCE” diskette is the disk that you will be copying from.
The “TARGET” diskette is the one you will be copying to.
Put your master MS-DOS diskette in the A drive, and a new,
blank diskette in the B drive.
Warning!
If you have any doubts about which diskette goes in which
drive check them carefully. Make sure that the write
protect notch on the master MS-DOS diskette is covered
with a write protect tab.
Close both drive doors. Press any key, such as the
SPACE BAR. The A drive will be activated, and your
computer will display:
Using MS-DOS With Your Computer 4-17