Bally 5000 Plus, Manual

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3-A . Memory Boa r d s
P I GGYBACK PAL BOARD SCHEMAT I C W-1 299-32
( Re v . 0 )
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I
I
I
L
_ _ _ _ _ _
3A-6
U 1 0 S I GN A L S BUSSED UP F R O M MPU
V C C
U 1 0
2 4
A 2 3 2 2
A 2 2 4 2 1
A 2 1 2
A 2 0 6
A 1 9
7
A 1 8 8
A 1 7 9 1 6
A 1 6 A 1 2
A 1 5 1 4
1 2 A 1 4
1 2 P I N H E A D E R
X
2
- - -
- -
- - - - - - - - - -
- -
- - -
-
- - - - - -
- - -
- -
-
- -
-
- - - -
-
- - - -
U 1
A 1 3 1
I i 0 1 2 3
A 1 2
2
A 2 3 3
I 2
OE
2 1
1 3
0 3
A 2 2 4
I 4
0 4
2 0
A 2 1 5 1 9
I 5 0 5
A 20 6
I S
06
1 8
A 1 9 7 1 7
A 1 8 8
1 7 0 7
1 6
M
A 1 7 9
I 8
08
1 5
A 1 6 1 0
I 9 0 9
1 4
A 1 5 1 1
1 1 0 0 1 0
I i i
A 1 4
1 1 2
2 0 L 1 0
P I GGYBACK PAL BOARD ASSEMBLY ( AS-3356-77
.J1
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III
I
U1
LOCAT ION PART NO .
U1 E-874-25
U 1 E- 1 007-24
U 1 0 (LEFT) E-1 0 1 8- 1 2
U 1 0 ( R I GHT) E-1 0 1 8- 1 2
C1
E-586-320
J1 E-975-4
P-901 8-32
R-221 -54
FO-5000-1 ( Re v A )
1
2
3
4
E A D E R
V C C
C 1
U 1
. 0 1
R EV 0 ) PARTS L I ST I NG
DESCR I PT I ON
I .C . P I GGYBACK PAL (PGYBAKR2)
24 P I N SOCKET (SK I NNY)
12 P I N I NTERCONNECT STR I P
1 2 P I N I NTERCONNECT STR I P
CAP AC I T� . D1 t.f D 5CN AXL . CER .
CONNECTOO , (KKlt.fTA) . 1 00 FR IC LOCK RIA 4P I N
PCB P I GGYBACK PAL BOARD(M-2045-32)
RUBBER STR I P ( 1 I N . LENGTH)