AR-335 (serv.man19). AR280 285 335 Circuit ICU PWB - Sharp Copying Equipment Service Manual (repair manual). Page 9

Read Sharp AR-335 (serv.man19) Service Manual online

1
2
3
4
5
6
7
8
D
C
B
A
D
C
B
A
1
2
3
4
5
6
7
8
IC34
RDH G/A
VDD
1
VDD
2
CLK33I
3
GND
4
TEST0
5
TEST1
6
TEST2
7
TEST3
8
TEST4
9
GND
10
\IRES
11
GND
12
\INTIMG2
13
\IBGNT
14
\IBREQ
15
\FRAME
16
GND
17
\IRDY
18
\TRDY
19
VDD
20
GND
21
GND
22
CBE0
23
CBE1
24
GND
25
CBE2
26
CBE3
27
VDD
28
GND
29
IAD0
30
IAD1
31
GND
32
IAD2
33
IAD3
34
GND
35
IAD4
36
IAD5
37
GND
38
GND
39
GND
40
VDD
41
VDD
42
IA
D
6
43
IA
D
7
44
GND
45
IA
D
8
46
IA
D
9
47
GND
48
IA
D
1
0
49
IA
D
1
1
50
GND
51
IA
D
1
2
52
IA
D
1
3
53
VDD
54
GND
55
IA
D
1
4
56
IA
D
1
5
57
GND
58
IA
D
1
6
59
IA
D
1
7
60
GND
61
VDD
62
GND
63
IA
D
1
8
64
IA
D
1
9
65
GND
66
IA
D
2
0
67
IA
D
2
1
68
VDD
69
GND
70
IA
D
2
2
71
IA
D
2
3
72
GND
73
IA
D
2
4
74
IA
D
2
5
75
GND
76
IA
D
2
6
77
IA
D
2
7
78
GND
79
GND
80
VDD
81
VDD
82
IAD28
83
IAD29
84
GND
85
IAD30
86
IAD31
87
GND
88
CS0-
89
CS1-
90
GND
91
DA0
92
DA1
93
VDD
94
GND
95
DA2
96
DD0
97
VDD
98
GND
99
VDD
100
GND
101
DD1
102
DD2
103
GND
104
DD3
105
DD4
106
GND
107
DD5
108
DD6
109
GND
110
DD7
111
DD8
112
VDD
113
GND
114
DD9
115
DD10
116
GND
117
GND
118
GND
119
GND
120
VDD
12
1
VDD
12
2
DD1
1
12
3
DD1
2
12
4
GND
12
5
DD1
3
12
6
DD1
4
12
7
GND
12
8
DD1
5
12
9
DI
OR-
13
0
GND
13
1
DI
OW
-
13
2
DMACK-
13
3
VDD
13
4
GND
13
5
DMARQ
13
6
IN
T
R
Q
13
7
IO
RDY
13
8
GND
13
9
POUT0
14
0
POUT1
14
1
VDD
14
2
GND
14
3
GND
14
4
POUT2
14
5
POUT3
14
6
GND
14
7
PI
N0
14
8
PI
N1
14
9
PI
N2
15
0
PI
N3
15
1
GND
15
2
GO
15
3
GND
15
4
ID
E
E
N
15
5
GND
15
6
VDD
15
7
VDD
15
8
GND
15
9
GND
16
0
IC113
74VHCT245
A1
2
B1
18
A2
3
B2
17
A3
4
B3
16
A4
5
B4
15
A5
6
B5
14
A6
7
B6
13
A7
8
B7
12
A8
9
B8
11
G
19
DIR
1
IC112
74VHCT245
A1
2
B1
18
A2
3
B2
17
A3
4
B3
16
A4
5
B4
15
A5
6
B5
14
A6
7
B6
13
A7
8
B7
12
A8
9
B8
11
G
19
DIR
1
IC117
74VHCT244
1A1
2
1Y1
18
1A2
4
1Y2
16
1A3
6
1Y3
14
1A4
8
1Y4
12
2A1
11
2Y1
9
2A2
13
2Y2
7
2A3
15
2Y3
5
2A4
17
2Y4
3
1G
1
2G
19
C208
223Z
C211
223Z
C224
223Z
C207
223Z
C223
223Z
C221
223Z
C210
223Z
IC116
74VHCT244
1A1
2
1Y1
18
1A2
4
1Y2
16
1A3
6
1Y3
14
1A4
8
1Y4
12
2A1
11
2Y1
9
2A2
13
2Y2
7
2A3
15
2Y3
5
2A4
17
2Y4
3
1G
1
2G
19
IC118B
74VHCT240
A1
11
Y1
9
A2
13
Y2
7
A3
15
Y3
5
A4
17
Y4
3
G
19
C209
223Z
IC111A
74AC04
1
2
IC111B
74AC04
3
4
IC115A
74AC08
1
2
3
IC115B
74AC08
4
5
6
IC111C
74AC04
5
6
IC111D
74AC04
9
8
IC115C
74AC08
9
10
8
IC115D
74AC08
12
13
11
C206
223Z
C219
223Z
CK33OUT4
IAD [0..31]
IAD2
IAD3
IAD4
IAD5
/DMACK
IORDY
INTRQ
IAD0
IAD1
CBE0
CBE1
CBE2
CBE3
RES IMG\
IRQ2\
IBGNT4\
IBREQ4\
FRAME\
IRDY\
TRDY\
IA
D
6
IA
D
7
IA
D
8
IA
D
9
IA
D
1
0
IA
D
1
1
IA
D
1
2
IA
D
1
3
IA
D
1
4
IA
D
1
5
IA
D
1
6
IA
D
1
7
IA
D
1
8
IA
D
1
9
IA
D
2
0
IA
D
2
1
IA
D
2
2
IA
D
2
3
IA
D
2
4
IA
D
2
5
IA
D
2
6
IA
D
2
7
DD0
DD1
DD2
DD3
DD4
DD5
DD6
DD7
DD8
DD9
DD10
DD1
1
DD1
2
DD1
3
DD1
4
DD1
5
IAD31
IAD30
IAD28
IAD29
POUT1
DMARQ
DD0
DD0
DD1
DD2
DD3
DD4
DD5
DD6
DD7
DD8
DD9
DD10
DD11
DD12
DD13
DD14
DD15
DD [0..15]
DD15
DD14
DD13
DD12
DD11
DD10
DD9
DD8
DD7
DD6
DD5
DD4
DD3
DD2
DD1
DD0
CS1
CS0
DA0
DA1
DA2
DMACK\
DIOW\
DIOR\
DA2
DA1
DA0
CS1
CS0
DMARQ
INTRQ
IORDY
DMARQ
CBE0
CBE1
CBE2
CBE3
RES HD
RES HD\
IDEEN
G
DIR
DIOW\
/DIOW
DIOR\
/DIOR
+5V1
+5V1
+5V1
(10-7A)
RES IMG\
(10-7A)
(10-4A)
(2-6A,7-7A,8-8C,10-8C,12-7D) FRAME\
(2-6A,7-7C,8-8C,10-8D,12-7D) IRDY\
(2-6A,7-7C,8-8C,10-8D,12-7D) TRDY\
CBE3
IAD [0..31]
CN6-21
CN6-31
CN6-27
CBE2
CBE1
CBE0
DD [0..15]   (12-2D)
CN***-37
CN***-35
CN***-33
CN***-25
CN***-23
CN***-38
CN***-36
CN***-29
CN6-1
IRQ2\
IDEEN
IDEEN
POUT1
POUT1
INTRQ
IORDY
INTRQ
IORDY
(IC34)
(IC112,113,115,116,117,118)
(2-3A,7-8A,10-8C,12-3A)
(8-8C,9-6C,10-3A,12-7D,13-1C,13-6C)
(2-6A,7-7A,10-8C,12-7D)
(2-2A,2-6A,3-3D,4-7D,6-8B,7-2D,7-3A)
2-2B
ICU PWB (RDH G/A)
8/15
335-C15.DSF
Page of 16
Display

Click on the first or last page to see other AR-335 (serv.man19) service manuals if exist.