Read Sharp AR-C170 (serv.man7) Service Manual online
AR-C170 MFPC2 PWB 5 - 25
8
8
7
7
6
6
5
5
D
C
B
A
C364
22000pF
22000pF
21
C365
1000pF
C363
0.1uF
0.1uF
R108 X_100J
TP2
X_STBY
TP3
X_NMI\
X_NMI\
TP5
X_RES_CPU\
TP7
X_WAIT\
X_WAIT\
TP8
X_LWR\
X_LWR\
TP10
X_HWR\
X_HWR\
TP9
X_RD\
X_RD\
TP1
X_CPU_CLOCK
X_CPU_CLOCK
TP4
X_AS\
X_AS\
BR70
33JX4
1
8
2
7
3
6
4
5
X2
19.6608MHz
19.6608MHz
C315
15pF
15pF
C316
15pF
15pF
R104
X_680J
X_680J
R
101
X_0J
R
100
X_0J
R
137
10KJ
C309
X_0.1uF
X_0.1uF
R
132
10KJ
C367
0.1u
C313
0.1uF
0.1uF
BR99
10KJX4
1
8
2
7
3
6
4
5
R
111
10KJ
C
369
0.
1uF
C314
100uF/6.3V
16V
100uF/6.3V
16V
+
C
321
0.
1uF
BR73
10KJX4
1
8
2
7
3
6
4
5
BR75
10KJX4
1
8
2
7
3
6
4
5
R
9
8
X
_0J
R
9
7
X
_0J
BR98
10KJX4
1
8
2
7
3
6
4
5
R
136
10KJ
C368
0.1u
BR74
10KJX4
1
8
2
7
3
6
4
5
IC30
X_CY25811
X_CY25811
Xin
1
Vss
2
S1
3
S0
4
SSCLK
5
FRSEL
6
VDD
7
XOUT
8
BR
69
10KJX4
1
8
2
7
3
6
4
5
R102
10KJ
10KJ
R110
0J
R109
680J
R105
4.7KJ
4.7KJ
R131
100J
100J
C317
X_0.1uF
R50
X_4.7KJ
R51
10KJ
10KJ
C240
X_0.1uF
X_0.1uF
C241
X_0.1uF
X_0.1uF
C239
X_1000pF
C308
1000pF
1000pF
BR
68
10KJX4
1
8
2
7
3
6
4
5
R
9
6
X
_0J
R107
4.7KJ
4.7KJ
BR52
10KJX4
1
8
2
7
3
6
4
5
L3
X_uH
X_uH
L4
X_uH
X_uH
C310
X_pF
X_pF
C311
X_pF
X_pF
R106
X_J
C405
100uF/
100uF/
+
Q17
DTC114Y
DTC114Y
3
1
2
IC40
M51957BF
M51957BF
NC
1
Vin
2
NC
3
GND
4
CD
5
OUT
6
Vcc
7
NC
8
IC20
X_M51957BF
X_M51957BF
NC
1
Vin
2
NC
3
GND
4
CD
5
OUT
6
Vcc
7
NC
8
C242
X_0.1uF
X_0.1uF
C243
X_0.1uF
X_0.1uF
C
322
0.
1uF
C244
0.1uF
R
135
33J
C
366
0.
1uF
BR96
33JX4
1
8
2
7
3
6
4
5
C
318
0.
1uF
C
320
0.
1uF
BR72
33JX4
1
8
2
7
3
6
4
5
C
370
0.
1uF
C
319
0.
1uF
BR71
33JX4
1
8
2
7
3
6
4
5
R
134
33J
BR97
33JX4
1
8
2
7
3
6
4
5
IC31
H8S/2320
P17/PO15/TIOCB2/TCLKD
115
P16/PO14/TIOCA2
116
P15/PO13/TIOCB1/TCLKC
117
P14/PO12/TIOCA1
118
P13/PO11/TIOCD0/TCLKB
119
P12/PO10/TIOCC0/TCLKA
120
P11/PO9/TIOCB0/DACK1
121
P10/PO8/TIOCA0/DACK0
122
P27/
PO
7/
TI
O
C
B5/
T
M
O
1
72
P26/
PO
6/
TI
O
C
A5/
T
M
O
0
73
P25/
PO
5/
TI
O
C
B4/
T
M
C
I1
74
P24/
PO
4/
TI
O
C
A4/
T
M
R
I1
75
P23/
PO
3/
TI
O
C
D
3
/T
M
C
I0
76
P22/
PO
2/
TI
O
C
C
3
/T
M
R
I0
77
P21/
PO
1/
TI
O
C
B3
78
P20/
PO
0/
TI
O
C
A3
79
PF3/
L
W
R
93
P5
0
0
/Tx
D2
/IRQ4
D2
/IRQ4
97
P30/TXD0
59
PD0/D8
49
P5
1
1
/Rx
D2
/IRQ6
D2
/IRQ6
98
P52/
SCK2/
IRQ6
101
P53/
ADTRG/
IR
Q7/
W
AI
T/
BREQO
102
PF2/
LCAS/
W
A
IT
/B
REQO
94
P63/
TEN
D
1
71
P67/
C
S
7/
IR
Q
3
33
PE0/D0
40
PF1/
BA
CK
CK
95
PA
0
0
/A
1
6
24
P31/TXD1
60
Vref
104
PF0/
BREQ
96
PB0/
A
8
15
PE1/D1
41
P32/RXD0
61
P40/AN0
105
PF7/
F
a
i
88
PF6/
AS
90
PF5/
RD
91
PF4/
HW
R
92
P33/RXD1
62
PE2/D2
42
PD1/D9
50
PE3/D3
43
WD
T
O
V
F
80
RES
81
NMI
82
STBY
83
XT
AL
AL
85
EXT
AL
86
P66/
C
S
6/
IR
Q
2
34
P34/SCK0
63
P60/
D
R
E
Q
0
/C
S4
66
P61/
TEN
D
0
/C
S5
69
P62/
D
R
E
Q
1
70
PE4/D4
45
P
A
5/
A21/
IR
Q
5
30
PE5/D5
46
PD2/D10
51
P41/AN1
106
PE6/D6
47
P35/SCK1
64
PE7/D7
48
P42/AN2
107
PD3/D11
52
PA
1
1
/A
1
7
25
P
A
6/
A22/
IR
Q
6
31
PB1/
A
9
16
PD4/D12
54
P43/AN3
108
PD5/D13
55
PB4/
A
12
20
PD6/D14
56
PC4/
A4
11
PD7/D15
57
P
6
5
/IR
Q
Q
1
37
P
A
7/
A23/
IR
Q
7
32
PB5/
A
13
21
P45/AN5
110
PA
2
2
/A
1
8
26
PC5/
A5
12
PB6/
A
14
22
PC6/
A6
13
PC0/
A0
6
PB2/
A
10
17
PC1/
A1
7
PG3/
CS1
1
P46/AN6/DA0
111
PC2/
A2
8
PG4/
CS0
2
PC7/
A7
14
P47/AN7/DA1
112
PC3/
A3
9
PB7/
A
15
23
PB3/
A
11
18
P
6
4
/IR
Q
Q
0
38
PA
3
3
/A
1
9
27
MD0
123
MD1
124
MD2
125
PG0/CAS
126
PG1/CS3
127
PG2/CS2
128
P
A
4/
A20/
IR
Q
4
29
AVSS
113
P44/AN4
109
AVcc
103
VSS
10
VSS
3
VSSNC
4
VCC
5
VCC
39
VSS
19
VSS
44
VSS
28
VSS
35
VSS
36
VSS
53
+3.3V
58
VSS
99
VSS
100
VCC
84
VCC
89
VSS
87
VSS
114
VSS
67
VSS
68
VSS
65
R
9
9
X
_0J
R157
10KJ
10KJ
1
2
Q12
DTC114YUA
DTC114YUA
3
1
2
R40
1.5KJ
1.5KJ
1
2
R5
X_
X_
1
Q15
DTC114YUA
3
1
2
C213
1000pF
R56
X_10KJ
X_10KJ
12
C251
1000pF
1000pF
21
R130
0J
0J
1
2
R290
X_0J
X_0J
1
2
R103
X_0J
X_0J
R315
X_1MJ
X_1MJ
R327
1MJ
1MJ
AP6
AP5
AP18
AP3
AP5
AP9
AP17
AP12
AP4
AP11
AP2
AP21
AP14
AP7
AP8
AP17
AP19
AP20
AP20
AP21
AP3
AP0
AP0
AP9
AP15
AP11
AP10
AP1
AP18
AP15
AP16
AP16
AP13
AP4
AP8
AP2
AP10
AP1
AP19
AP13
AP[21..0]
AP12
AP14
AP7
AP6
CPU-
A1
8
CPU-
A1
9
CPU-
A2
0
AS\
CPU-
A5
CPU-
A1
1
NMI\
CPU-
A1
0
CPU-
A2
CPU-
A1
6
CPU-
A1
7
CPU-
A6
CPU-
A3
CPU-
A1
CPU-
A9
CPU-
A8
CPU-
A1
2
RESET_REQUEST
CPU-
A1
5
CPU-
A0
CPU-
A1
4
CPU-
A4
CPU-
A1
3
CPU-
A7
CPU-
A2
1
+3.3V_OP
+3.3V_OP
+3.3V_OP
+3.3V_OP
+3.3V_OP
+3.3V_OP
+5V_POF
+3.3V_OP
+3.3V
+3.3V_OP
+3.3V_OP
+3.3V_OP
RES_LCDC\
DTR_OPE_(3.3V)
S
S
S
S
BZR_PWM
S
O
X2
Y2
Y2
TH2
PD(+3.3V)in
RY_BY_DIMM\
WP_DIMM\
RES_OPE\_(3.3V)
CPU_CLOCK
LCD_CON
DSR_OPE_(3.3V)
P
P
CCFT_PWM
L
L
CS_MCE\
CS_IOCE\
SCAN0
SCAN1
SCAN2
SCAN3
SCAN4
S
OPEWU
LWR\
WAIT\
CS_FROM1\
RD\
HWR\
CS_FROM0\
/POF
/RES_ICU
/RES_OP
/POF_MFP
/POF_MFP
MFP PWB (OPE CONTROL CPU)
GND2
GND2
GND2
GND2
RESET_REQUEST
GND2
GND2
GND
*1
*2
*1/*2 :SELECT MOUNTE
GND2
GND2
GND2
GND2
GND2
+/- 1.2% Spreading
2/
14/15(2C)
Jp
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