Radio Shack TRS-80 Owner's Manual page 83
Mini-disk operation disk operating system disk basic programming language
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Also See for TRS-80:
- Reference manual (274 pages) ,
- User manual (236 pages) ,
- Service manual (199 pages)
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TRSDOS
L
J
TRSDOS
Utility
Commands
BACKUP
Create
an Exact
Copy
of
an
Original
Disk
backup source destination
.source
specifies the drive
containing
the
original diskette.
!<
omitted.
trsdos
will
prompt
you
for this
information.
destination specifies the
drive
containing
the diskette
to
receive the copy.
If
omitted,
trsdos
will
prompt
for
it.
source and
.destination
may
reference
the
same
drive.
backup
copies
the
contents of
the
source
disk
to
the destination disk.
This
gives
you
a
"safe" copy
of
the disk.
Always
keep
an
extra
copy
of data
or
programs
you have
stored
on your
disks.
Note:
Both
source
and
destination diskettes
must
be
write-enabled.
trsdos
will
prompt you
at
each
step
after
you
type;
BACKUP
If
you
omitted
the source/destination-drive
numbers,
trsdos
will
begin with
the
prompts:
SOURCE DRIVE NUMBER.
Type
in
the
number
of
the
drive
that
contains
the
source
diskette
and
press
(ENTER)
.
DESTINATION DRIVE NUMBER?
Type
in
the
number
of
the
drive
that will
contain
the destination diskette
and
press (ENTER)
.
SOURCE DISK MASTER PASSWORD?
Type
in
the
password
assigned
to
your
source
diskette.
DISK
CONTAINS DATA
>
USE DISK
OR
NOT?
Type
in Y
(Yes) or N (No).
DO
YOU
WISH
TO
RE-FORMAT
THE
DISK?
Type
in Y
(Yes) or N (No).
67
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