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3.
4
.
Place the diskette
you want to duplicate in
the drive
- in this
case
,
your
DOS
2 .5 Master
Diskette -
and
press
I
Retl.
m
].
The
disk drive
begins to
"
read
"
the
information contained on your
source diskette.
Then DOS
prompts you to INSERT DESTI-
NATION
DISKETTE
,
TYPE
RETURN
.
Remove your source diskette from the disk drive and
insert
a
blank diskette (formatted or
unformatted)
,
then
press
I
Rew-n ).
DOS
writes
the information
it
has
read from
your
source diskette
to your destination
diskette
,
first formatting
the
destination
diskette
.
How
many times
DOS
prompts you
to
insert your source and
destination
diskettes
in
your
disk drive
will
depend
on
how
much
data is
recorded on
the
source
diskette and the amount
of RAM
in
your
computer system
.
When the
prompt
SELECT
ITEM
OR
(
Flaum
]
FOR MENU
appears
,
the
duplication
process is
complete
.
Label
your
new
copy of
DOS
2 .5 clearly -
something like
"
DOS
2.5 -
System Disk
."
Attach a write-protect tab to
it (see
"
Using
Write-Protect
Tabs
,
"
~I
and use
it as your working copy of
DOS
from
now
on
.
Store
your
original
DOS
2.5
Master Diskette
in a
safe place.
If You Have Two Disk
Driv es
1.
With the
DOS
Menu
on
your screen
,
type
J
and
press
[
ReWTl ).
The prompt DUP
DISK - SOURCE
,
DEST DRIVES?
appears.
2.
Type
1,2
and press
[
Retlnl J.
The prompt
INSERT
BOTH
DISKS
,
TYPE RETURN
appears.
3
.
Place your
source diskette
in Drive 1
-
in this
case
,
your
original
DOS 2.5 Master Diskette
-
and a blank diskette
(for-
matted
or
unformatted)
in Drive
2,
then press
[
Retlnl
l.
4.
DOS duplicates all the
information
from your source
diskette
on your destination
diskette
,
first formatting the destination
diskette.
When the prompt
SELECT
ITEM
OR
{Return
]
FO
R
M ENU
ap-
pears
,
the
duplication
process is
complete
.
15
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