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FDD412A/B
Table
5.7. (5)
Error
Symptom
Group
Typical
Failure
|
Probable
Cause
{
Remedy
H
1.
e
.
1
|Error
due
to
read
1.
The
write
head
is
1.
Read
error
or
position
displacement
displaced.
write
error.
1
If
ID
parts
cannot
[
|
:
mmnot —/ 1. Check the read
;
;
be
read,
the
initi-
;
;
e e
hs ead
i
;
;
device
or write
foo}
og
alized
device
is
:
a
ae
|
s
device.
.
responsible.
Zz
If
data
parts
cannot;2.
Consult
the
floppy
=
be
read,
the
entry
disk
manufacturer.
Se
|
device
is
respon-
Replace
the
disk
=
sible.
or
make
another
=
t
initialization.
=
2.
The
read
head
is
|
displaced.
3. Perform
checks
|
Data
part
H
a
before
making
i
{
.
*
:
.
.
|
;3-
Im a rare
case,
the
initialization.
product
quality
is
a
|
defective.
Cy anne
a
G
2\Error
due
to write/
1.
Data
cannot
be
writ-j1l.
Read/write
error
wt
read
function
|
ten
or
read
out
or
seek
error.
:
failure
|
properly
due
to
an
= =--———-————
a
|
FDD
failure.
rl. Check
the
FDD.
2
|
.
a
;
|
|2.
The
cover
was
opened|2.
Handle
the
FDD
=
or
a head
load-off
|
cover
with
care.
mam
|
was
effected
during
|
=
'
fo
a write
operation.
Be
a,
i
at
3/Error
by demagnetiza-
1.
Correctly
recorded
j1.
Read
error
or
|
tion
data
was
destroyed
write
error.
by a magnet
(e.g.,
(Remedied
by
ed
Demagnetized
|
magnet
ring)
that
initialization
or
aa
part
came
in contact.
write
operation)
i
v4
DF
:
{|
FF
aang
.
In a rare
case,
an
Avie
ea
hoot
eer:
1. Perform
initializa-
'ae
FDD
failure
is
:
;
i
'
tion
or
rewrite
responsible
for
:
'
:
operation.
!
this
error.
ae
i
2.
Check
the
FDD.
ire)
=
ae Ee
r
|
'4 (/Erxor
due
to
faulty
{1.
The
write
format
is
/1. Read/write
error
lwrite
format
not
as
required
(in-
or
format
error.
|
compatibility
with
other
manufacturers'|1.
Perform
initializa-
devices).
tion,
or
check
the
data
format
of
the
write
device.
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