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SAGE rr SERVTCE MANUAL [ 1.0]
ALIGNMENT DIAGNOSTIC
TEST DESCRIPTION
X I I I . O I
T E S T D E S C R I P T I O N :
C u r r e n t l y ,
t w o t y p e s o f
t e s t
D l g t t a l
D i a g n o s t i c D l s k e t t e .
p a t t e r n s
p r o v l d e s l n f o r m a t l o n
d a t a f i e l d
p a t t e r n s
a r e p r o v l d e d o n t h e
T h e a b t l i t y
o f t h e d r l v e
t o r e a d s p e c t f l c
w h i c h i s u s e d t o c a l c u l a t e
t e s t r e s u l t s .
p a t t e r n
0 1 0 0 0 0 0 0 o r
d e c l m a l
s m a l l
r r d r t l n
t h e e x a m p l e s . )
the
track
as n orma l
wi th
th e
t h e A L I G N t e s t
o
The normal format has been written
on TRACK 0 both sldes.
Thls format
h a s 1 6 s e c t o r s p e r T R A C K w t t h
2 5 6 b y t e s p e r s e c t o r .
T h l - s l s d l f f e r e n t
from the standard SAGE format
which has 8 sectors
per TRACK wlth
5Lz
b y t e e P e r s e c t o r .
T h e f l o p p y c o n f l g u r a t l o n
l s
c h a n g e d d u r l n g t h e t e s t
t o a l l o w t h e D I A G N O S T I C f o r m a t t o b e r e a d a n d r e s t o r e d w h e n t h e t e s t
l s
f l n l e h e d .
****
WARNING: D0 NOT EXIT THIS TEST WITH CNTRL G or
the drlve
may be
l e f t
s e t f o r t h e w r o n g f o r m a t .
A d a t a
f l e l d
c o n t a i n s
b y t e s
w l t h
b i n a r y
v a l u e
6 4 .
( I t r e d a t a
f i e l d
i s
s h o w n w l t h
a
T r a c k
0 h a s a t h e
d a t a
f l e l d s
c e n t e r e d
o n
1 6 s e c t o r / 2 5 6
b y t e
f o r m a t
a n d i s
l g n o r e d
b y
4 4
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