MX-M363N, MX-M363U, MX-M503N, MX-M503U (serv.man19). June 10 - Sharp Copying Equipment Service Manual (repair manual). Page 118

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MX-M503N  CIRCUIT DIAGRAM AND PARTS LAYOUT / 回路図と部品配置図  2 – 109
1
+3.3V
GND
GND
GND
+3.3V
GND
GND
GND
GND
GND
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
GND
GND
+3.3V
+3.3V
DA14
(3,4,6,18)
DA12
(3,4,6,18)
DA11
(3,4,6,18)
DA15
(3,4,6,18)
DA13
(3,4,6,18)
AD0
(3,4,6,18)
AD1
(3,4,6,18)
AD2
(3,4,6,18)
AD3
(3,4,6,18)
AD4
(3,4,6,18)
nRES_IOASIC
(19)
nRD_IOASIC
(3)
CPUCLK_IOASIC
(3)
nCS_IOASIC
(3)
nWR_IOASIC
(3)
DA9
(3,4,6,18)
DA8
(3,4,6,18)
DA10
(3,4,6,18)
SEL_A
(10)
SEL_B
(10)
SEL_C
(10)
SEL_OUT
(10)
CP62
CP62
CB15
0.1uF(F)
CB15
0.1uF(F)
CB46
10UF(2012:F)
CB46
10UF(2012:F)
CB41
0.1uF(F)
CB41
0.1uF(F)
CP48
CP48
CP43
CP43
CB13
0.1uF(F)
CB13
0.1uF(F)
CB20
1000pF(B)
CB20
1000pF(B)
CB27
0.1uF(F)
CB27
0.1uF(F)
CP58
CP58
CB22
1000pF(B)
CB22
1000pF(B)
CP72
CP72
CB34
0.1uF(F)
CB34
0.1uF(F)
CB36
1000pF(B)
CB36
1000pF(B)
CB18
0.1uF(F)
CB18
0.1uF(F)
R342
33J
R342
33J
CP64
CP64
CB39
0.1uF(F)
CB39
0.1uF(F)
IC39
IO_ASIC
IC39
IO_ASIC
VDD
1
PHICLK
2
gnd
3
XCE0(PU50K)
4
CE1(PU50K)
5
XOE(PU50K)
6
XWR(PU50K)
7
A4(PU50K)
8
A3(PU50K)
9
A2(PU50K)
10
A1(PU50K)
11
A0(PU50K)
12
XRST(Sch)
13
vdd
14
D7(PU50K)
15
D6(PU50K)
16
SMC(SCAN)(PD50K)
17
SIN(SCAN)(PD50K)
18
SOUT(SCAN)
19
AMC(SCAN)(PD50K)
20
SCK(SCAN)
21
D5(PU50K)
22
D4(PU50K)
23
D3(PU50K)
24
VDD
25
GND
26
D2(
P
U50K)
27
D1(
P
U50K)
28
D0(
P
U50K)
29
PORT
A7(
PD50K)(
5
VF
S)
30
PORT
A6(
PD50K)(
5
VF
S)
31
PORT
A5(
PD50K)(
5
VF
S)
32
PORT
A4(
PD50K)(
5
VF
S)
33
PORT
A3(
PD50K)(
5
VF
S)
34
PORT
A2(
PD50K)(
5
VF
S)
35
PORT
A1(
PD50K)(
5
VF
S)
36
PORT
A0(
PD50K)(
5
VF
S)
37
vd
d
38
PORT
B7(
PD50K)(
5
VF
S)
39
PORT
B6(
PD50K)(
5
VF
S)
40
PORT
B5(
PD50K)(
5
VF
S)
41
PORT
B4(
PD50K)(
5
VF
S)
42
PORT
B3(
PD50K)(
5
VF
S)
43
PORT
B2(
PD50K)(
5
VF
S)
44
PORT
B1(
PD50K)(
5
VF
S)
45
PORT
B
(P
D
K
)(
VF
S)
46
PORT
F
(P
D
K
)
80
PORT
F
3(
PD50K)
81
PORT
F
2(
PD50K)
82
PORT
F
1(
PD50K)
83
PORT
F
0(
PD50K)
84
vd
d
85
PORT
G7(
PD50K)
86
PORT
G6(
PD50K)
87
PORT
G5(
PD50K)
88
PORT
G4(
PD50K)
89
PORT
G3(
PD50K)
90
PORT
G2(
PD50K)
91
PORT
G1(
PD50K)
92
PORT
G0(
PD50K)
93
XCE_EXT
94
gnd
95
SELA(OD,
5
VF
S)
96
SELB(OD,
5
VF
S)
97
SELC(OD,
5VF
S
)
98
YI
N(
PD50K)(
5
VF
S)
99
GND
100
CB16
10UF(2012:F)
CB16
10UF(2012:F)
CB33
0.1uF(F)
CB33
0.1uF(F)
CB17
0.1uF(F)
CB17
0.1uF(F)
CP79
CP79
8
7
6
5
8
7
6
5
D
C
B
A
SCNcnt PWB (I/O ASIC)
: '10/Jun/01
1
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