Read Sharp MX-M310 / MX-M310N (serv.man4) Service Manual online
MX-M260 CIRCUIT DIAGRAM / 回路図 3 - 1
[3] CIRCUIT DIAGRAM / 回路図
1. MCU PWB
B
D0
D1
1
D8
D1
4
D1
2
D1
D4
D1
0
D1
3
D5
D2
D1
5
D
9
D3
D7
D6
A20
A6
A2
A9
A3
A19
A15
A7
A5
A16
A18
A14
A4
A17
A13
A1
A11
A8
A10
A12
D1
4
D1
5
D1
3
D1
2
D1
1
D8
D1
0
D
9
D4
D5
D7
D6
D0
D1
D2
D3
D[15..0]
(2,3,8,13)
CPU3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
PMCLK
(7)
DV_PWM
(10)
RY/BY
(8)
MIRCNT
(3)
/CPUSYNC
(2,3)
FW#
(4)
/LOOPINT
/LOOPINT
OCCOVER
(12)
MHP#
(4)
SFTCNT
(3)
SPFCNT
(3)
/RESET
/CS2
(2)
/CS0
(8)
/CS3
(3)
/CS1
(8)
/OPUSRDY
(5)
/OPUCRDY
(5)
A[20..1]
(2,3,8,13)
/CS7
(8)
SPFPAPER#
(4)
BR506
100JX4
BR506
100JX4
1
8
2
7
3
6
4
5
NB57
1
BR110
10KJX4
BR110
10KJX4
1
8
2
7
3
6
4
5
NB12
1
R13
BR504
100JX4
100JX4
1
8
2
7
3
6
4
5
NB72
1
NB5
1
NB43
1
NB
9
66
1
NB18
1
NB80
0
1
NB820
1
R132
33J
R132
33J
NB6
9
3
1
C133
0.1U
NB58
1
BR124
10KJX4
BR124
10KJX4
1
8
2
7
3
6
4
5
NB13
1
R121
47KJ
NB78
1
R133
33J
R133
33J
NB74
1
NB4
1
R137
10KJ
NB834
1
NB45
1
1
8
2
7
3
6
4
5
NB826
1
NB830
1
NB20
1
R1
9
71
0
K
J
NB24
1
NB59
1
R50
BR125
10KJX4
BR125
10KJX4
1
8
2
7
3
6
4
5
NB14
1
NB28
1
BR508
100JX4
BR508
100JX4
1
8
2
7
3
6
4
5
NB36
1
NB3
1
NB48
1
BR505
100JX4
BR505
100JX4
1
8
2
7
3
6
4
5
C140
0.1U
NB22
1
NB86
6
1
C282
C132
0.1U
NB60
1
BR123
10KJX4
BR123
10KJX4
1
8
2
7
3
6
4
5
BR50
9
100JX4
BR50
9
100JX4
1
8
2
7
3
6
4
5
NB30
1
R134
33J
R255
33J
R255
33J
BR126
NB38
1
R50
R171
47KJ
R171
47KJ
NB49
1
NB73
1
NB
9
00
1
NB821
1
NB61
1
NB16
1
NB832
1
NB92
1
NB32
1
BR140
10KJX4
1
8
2
7
3
6
4
5
NB822
1
NB828
1
R256
33J
R256
33J
NB40
1
NB2
1
C137
0.1U
NB835
1
NB51
1
NB827
1
NB831
1
BR500
100JX4
100JX4
1
8
2
7
3
6
4
5
NB62
1
NB17
1
NB34
1
BR114
47KJX4
1
8
2
7
3
6
4
5
NB
9
55
1
NB7
99
1
NB50
1
NB1
1
NB53
1
NB6
1
NB84
4
1
NB671
1
R1
9
81
0
K
J
BR501
100JX4
1
8
2
7
3
6
4
5
NB66
1
NB19
1
NB35
1
C242
47P
47P
NB
9
77
1
R128
1KJ
NB82NB82
1
NB443
1
C134
1000P
NB71
1
NB55
1
NB9
1
NB836
1
NB901
TP
1
NB87
7
1
BR502
100JX4
100JX4
1
8
2
7
3
6
4
5
R502
100J
NB68
1
NB10
1
NB21
1
NB833
1
NB39
1
BR113
100JX4
100JX4
1
8
2
7
3
6
4
5
NB825
1
NB
99
9
1
NB82
9
1
C141
01
U
NB85
5
1
NB56
1
NB11
1
NB
9
11
1
NB77
1
R130
NM_47
R130
NM_47
BR503
100JX4
100JX4
1
8
2
7
3
6
4
5
NB70
1
NB7
1
NB23
1
NB41
1
IC110
HD6412320VF25V
IC110
HD6412320VF25V
P1
7
115
TIOCA2
116
TCLKC
117
TIOCA1
118
TCLKB
11
9
TCLKA
120
P1
1
121
P1
0
122
P27
72
P26
73
P25
74
P24
75
P23
76
P22
77
P21
78
P20
79
LWR
93
P50
97
TXD
0
5
9
D8
4
9
P51
98
P52
101
P53
102
PF2
94
TEND1
71
CS7
33
D0
40
PF1
95
A16
24
TXD
1
60
Vref
104
PF0
96
A8
15
D1
41
RXD0
61
AN
0
105
FAI
88
AS
90
RD
91
HWR
92
RXD1
62
D2
42
D
9
50
D3
43
WDTOVF
80
RES
81
NMI
82
STBY
83
XTAL
85
EXTAL
86
IRQ2
34
P3
4
63
DREQ0
66
TEND0
69
DREQ1
70
D4
45
IRQ5
30
D5
46
D10
51
AN
1
106
D6
47
P3
5
64
D7
48
P4
2
107
D11
52
A17
25
IRQ6
31
A9
16
D12
54
P4
3
108
D13
55
A12
20
D14
56
A4
11
D15
57
IRQ1
37
IRQ7
32
A13
21
P4
5
110
A18
26
A5
12
A14
22
A6
13
A0
6
A10
17
A1
7
CS1
1
P4
6
111
A2
8
CS0
2
A7
14
P4
7
112
A3
9
A15
23
A11
18
IRQ0
38
A19
27
MD0
123
MD1
124
MD2
125
PG
0
126
CS
3
127
CS
2
128
A20
29
AVs
s
113
P4
4
10
9
AVc
c
103
GND
10
GND
3
GND
4
VCC
5
VC
C
3
9
GND
19
GND
44
GND
28
GND
35
GND
36
GND
53
VC
C
58
GND
99
GND
100
VCC
84
VCC
89
GND
87
GND
114
GND
67
GND
68
GND
65
R172
47KJ
R172
47KJ
BR112
10KJX4
1
8
2
7
3
6
4
5
R129
33J
33J
NB8
99
1
A
B
C
A
B
C
4
3
2
1
MCU PWB
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