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W hen th e
s l o t i s c o v ered w i t h a n o p t i c a l l y
o paque, self-adhesive tab, the diskette is writ e
enabled. When the tab is removed, the diskette
is write protected.
DISKETTE HANDLING AND STORAGE
It is important the diskette be handled and
stored correctly so the integrity of the recorded
d ata is m a i n t a i n ed. A d a m a ged or c ont am i -
nated diskette can impair or prevent recovery
o f data , an d c a n r e s ul t i n d a m a g e t o t h e
Read/Write heads.
Figure 3 - 5
c o n t a in s a n i l l u s t r a t io n o f t h e
p hysical c onf i gur a t ion o f
7 .88-inch d i s k e tt e
mylar. It i s e n closed in a n e i g h t - inch square
protective jacket. In addition, openings for the
drive hub and diskette index hole are provided,
Figure 3-6 provides some helpful h i nt s on th e
care and handling of the drive and diskettes,
In addition, t o en sure t r o u ble-free operation
OXIDE COATED
MYLAR DISK
LINER
WRITE PROTECT NOTCH
t h e d i s k e t te . T h e
i s o x i d e -coated, f l e x i b l e
S.O INCH
SEALED
PROTECTIVE
JACKET
FIGURE 3-5
RECORDING MEDIA
and to enhance the service life of the diskette,
the following handling procedure should be
observed.
1. Retur n t h e d i s k e tt e t o t h e p r o t ective
2 . A v oi d
3. To avoid warping the diskette, do not
4. Do not u se a lead pencil or a ballpoint
3-17
INDEX HOLE
SPINDLE
ACCESS HOLE
HEAD
APERTURE
jacket when not in use.
e x p osing t h e d i s k e tt e t o a n y
magnetizing force in excess of 50
oersted.
NOTE
The 50-oersted level magnetiz-
ing force is reached approxi-
mately
t h r e e i n c h e s f r o m a
typical source, e.g., motors, gen-
erators, or transformers.
store it in direct sunlight ,
pen to write on the label. Use a felt
t ipped pen, an d m a r k l i g h t l y o n t h e
label.
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