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FDD412A/B
5.2.4
Major
Floppy
Disk
Failures
Table 5.7 (1)
Error
Sympyom
Group
Typical
Failure
Probable
Cause
;
Remedy
Wa
The
oxide-coated
sur-
1.
The
surface
came
in
|1. Read
error
or
face
is damaged
or
contact
with
pins
write
error.
dented.
or
the
like. -
2. Entries
were
made
ie Sendie
Wit
Sakae
into
the
label
with
|2. Initialize.
||
a ball~point
pen or
(a) Discard
the
disk
some
writing
utensils
if
there
are
3
©
with
a hard
tip.
or more
defec-
|
;
;
tive
tracks.
O
3. eet
ene
pace
(b)
If
there
are
2
defective
tracks
4.
Someone
leaned
on
or
less,
specify
|
the
disk
or
placed
these
tracks
and
something
heavy
on
make
another
2H
|
it.
initialization.
es
be
|
es
-
|2 |There
are
discolored
1.
Fingerprints
were
1.
Read
error
or
3
|gtreaks
on
the
oxide-
deposited.
write
error.
| ) coated)
Surrace.
\a2e Solevent
(alcohol,
(, ABALe
Bitrcaees
thinner,
etc.)
was
-
spilled.
2. Discard.
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