Read Sharp MX-C250 / MX-C250E / MX-C250F / MX-C250FE / MX-C250FR / MX-C300F / MX-C300W / MX-C300WE / MX-C300A / MX-C300WR (serv.man8) Service Manual online
MX-C300W CIRCUIT DIAGRAM AND PARTS LAYOUT 2 – 80
A
A
B
B
4
3
2
1
AG
+5V
AG
AG
AG
AG
AG
+3.3V
AG
AG
AG
AG
AG
MDM3.3V
AG
AG
+5V
AG
AG
AG
+3.3V
DG
DG
VOLB
(2)
SPKON
(2)
BZ
(2)
VOLC
(2)
AOUT
(1)
4.7k
47k
Q8
DTC043ZUB
DTC043ZUB
2
1
3
TP93
R96
100kJ(NM)
100kJ(NM)
R85
47kJ
C69
B1u/10V(1608)
C38
B1000p/50V
R106
10kJ(NM)
10kJ(NM)
C84
B0.1u/10V
B0.1u/10V
C86
B0.01u/50V
B0.01u/50V
R89
4.7kJ
4.7kJ
TP96
R100
2.2kJ
2.2kJ
C63
B330p/50V
R102
560J
560J
R108
2.2kJ
2.2kJ
TP149
R121
47J
IC8
74LVC1G07GW(NM)
2
4
5
3
1
TP116
TP94
R92
2.2kJ
2.2kJ
TP114
TP137
R91
15kJ
15kJ
C67
B0.1u/10V
TP102
C75
B0.1u/10V(NM)
TP97
TP117
R122
100kJ
100kJ
4.7k
47k
Q10
DTC043ZUB
DTC043ZUB
2
1
3
R110
100kJ
100kJ
TP99
C70
B1u/10V(16
TP98
TP148
C85
B0.1u/10V
B0.1u/10V
R88
2.2kJ
2.2kJ
R123
0J(NM)
R111
10kJ
10kJ
R84
10kJ
10kJ
R87
1kJ
1kJ
4.7k
47k
Q9
DTC043ZUB
DTC043ZUB
2
1
3
C73
B0.01u/50V
B0.01u/50V
C74
4700p/50V
4700p/50V
TP118
TP103
C91
B0.1u/10V(NM)
B0.1u/10V(NM)
R117
3.3kJ
3.3kJ
ZD4
UDZV2.7B(NM)
-
+
IC3B
BA10358F
BA10358F
6
5
7
R101
100kJ
100kJ
C76
4700p/50V
D3
RB558W(NM)
K
KA
A
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