Sharp MZ-3500 Service Manual page 105

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M Z-3500
13-16. MFO I/F P. W.
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CONNECTOR TERMINAL TABlE
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IFC1
IFC2
B
A
B
A
B
A
B
A
B
PARTS
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A
B
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PARTS.S A
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2
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1
2
1
V oo
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Voo
GNU
1
CLK 16M
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Von
I
V oo
GND
1
CLK16M
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3 ____
.
4
4
3
VOO
12
V OO
GND
2
CLK 4M
Voo
2
VOO
GND
2
CLK 4M
5 ____
6
6
5
VGG
~3
VGG
Vr:r:
3
V ee
VGG
3
VGG
V ee
3
V ee
8
7
INDEX
8
7
INDEX
(4
GND
SFDC
4
MI
GND
4
GND
SFDC
----
VGG
4~
10
9
SELO
10
9
SELO
GND
\5
GND
IOSF
5
BUSAK
GND
5
GND
IOSF
5
MI
12
11
SELl
12
11
SELI
GND
6
GND
WAIT
6
BUSRQ
GND
6
GND
MFDC
6
IOMF
_ _ _ _ I
14
13
14
13
V ee
,7
V ee
RF SH
7
·GND
V ec
7
V ce
WAIT
7
BUSAK,
J
I
,
16
15 MOTORON
16
15 MOTOR ON ,
V ee
ts
V ee
GNV
8
INT3
V ee
8
V ee
,
,
RFSH
8
BUSRQ
-
-TWIST
----
r--
- TWI ST
18 _ PAIR
17 o IRECTLONi
18
PAIR
17 OIRECTLON
VOICE G
~9
VOI CE
V ec
9
RF2
VOICE
9 VOICE G
INT2
9
I NT!
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,
20
G
19
STEP
20
G
19
STEP
SYSRES
io
INTFD
INT4
10
CAS
INTFD
10
SYSRES
ROM4
10
RF2
22
N
2r WR DATA
22
N
21 WR DATA
WR
11
RD
INT2
11
MPX
RD
11
WR
CAS
il
RASD
24
D
2? WR GATE
24
D
23
WR GATE
MREQ
12
IORQ
INTl
12
RASB
I
IORQ
12
MREQ
ROM3
12
RASC
,
I
26
25
TRACKO
26
25
TRACKO
D6
13
D7
RASD
13
ROMD
DO
13
Dl
ROM2
13
RASB
28
'?{
WR PR
28
'?{
WR PR
D4
4
D5
RASC
14
ROMC
D2
14
D3
ROMD
14
ROMI
30
29 RD
DATA
i
30
29 RD DATA
D2
1
5
D3
ROM4
.
15
ROMB
D4
15
D5
ROMC
15
INT3
.
32
31
SlDE
32
31
SI DE
DO
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1
6
VI
ROM3
16
GNU
U6
16
V7
ROMB
16
MPX
,
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,
34
34
,
Al
17
AO
ROM2
ROMA
17
ROMA
INT4
33
~-
,
17
AO
Al
17
!
A3
A2
ROMI
18
AR15
A2
18
A3
R32
AR15
33
------
18
18
A5
A4
R32
.
19
AR13
9
A4
19
A5
AR14
19
AR13
A7
0
A6
:
AR14
20
~"MI
A6
20
A7
V ee
20
V ee
A9
?1
,A8
GND
21
GND
A8
21
A9
GND
21
GND
All
?:z
AlO
GNU
22
GND
AIO
22
All
SEL2
22
INDEX
A13
23
A12
GND
23
GND
A12
23
A13
MOTORON 23
SEL3
A15
24
A14
,
V ec
24
V ce
A14
24
A15
STEP
24 OIRECTLON
>
GNU
?s
GND
V cc
25
V ee
WR GATE 25 WR DATA
TRACKO
26
S IDE
I
'
RU DATA
'?{
WR PR
f
GND
28
NMI
~
,
-
GND
29
GND
V ce
30
V ee
.
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16
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