Radio Shack TRS-80 model III Owner's Manual page 77

TRS-80
MODEL
III
DISK
SYSTEM
FORMAT
Prepare a
Data
Diskette
format:*?
:tf
specifies the disk drive
whleh
contains the diskette to
be
formatted.
If
Is
omitted,
imm$
will
prompt
This
command
lets
you
prepare data
diskettes (either
new
or disks
which
contain
undesired data or programs), leaving a
maximum
amount
of space for
your
program and
data
files.
Note:
Data
diskettes
may
only be used
in
Drives
1 ,
2,
and
3
except during
a
BACKUP
Or
FORMAT.
format
takes
a
blank
(new
or
magnetically
erased) diskette,
records
track/sector
boundaries
on
it,
then
initializes
it
with and
creates a directory.
When
format
detects a
non-blank
diskette,
it
will
display a
warning message:
DISK
CONTAINS DATA
t
USE DISK
OR
NOT?
Type
Y (Yes)
and
press (ENTER)
if
you do want
to
reformat,
N
(No) and
press
(ENTER)
if
you want
to
save the disk information.
format
will
lock out
any
defective tracks
to
prevent
data
from
being
lost in
these areas.
If
you begin
to
get
read
errors
during
access,
reformat
the disk.
Example
FORMAT
;
After
you
are
prompted
for
DISKETTE NAME?
and
MASTER PASSWORD?,
trsdos
will
format Drive
1
70