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3.7.2.2
Regular Drive
The drive electronics generates RDY/ or. interface connector pin 22
upon detection of the second index pulse after drive door closed.
Z26-4
A3
*
Z26-6
A4
*
Z26-10
AS
*
Z26-12
A6
*
Z26-14
A7
*
Ground
+5 VDC
\
1
I
I
1
I
*-----------*-----------*-----------*-----------*
I
1
I
*-----------*-----------*-----------*-----------*/
Figure 3-3
FDC-3 Card Address Jumpering, Wiring Side of Card Up
TABLE 3-2
FDC-3 ADDRESS JUMPER SELECTION
===================================
I
I
A7
I
A6
I
AS
1
A4
I
1-----1------1------1------1------1
o
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
o
c
o
o
o
o
o
o
1
1
1
1
1
1
1
1
o
o
o
o
1
1
1
1
o
o
o
o
1
1
1
1
J
o
1
1
a
)
1
1
oJ
o
1
1
o
a
1
1
o
1
a
1
a
1
o
1
o
1
a
1
o
1
a
1
===================================
*If A3 strapped high, the low order address byte varies from 8 to F;
if low, from 0-7.
3-8
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