Backing Up With One Drive - IBM 5150 Manual To Operations

Backing Up with One Drive
If you have only one diskette drive, you must remove
the original diskette and insert the back-up diskette.
You will have to make this switch ("swap") four or
more times. How many times you must exchange ,...-......
diskettes depends on whether you're using DISKCOPY
or COPY, on how large files being copied are, and on
how much memory your computer has.
DOS will tell you when you must exchange diskettes.
DISKCOP': will give you these messages:
Insert source diskette in drive A
Insert target diskette in drive A
So you should:
Insert
When
Original diskette
"source" message is displayed
Back-up diskette
"target" message is displayed
1
Make sure DOS is ready and A> is displayed.
2
Insert the DOS Diskette into the drive, if it is not
already there.
3
Type this:
diskcopV
and press the Enter key.
DOS 3-60