Read Sharp MX-M350N / MX-M350U / MX-M450N / MX-M450U (serv.man4) Service Manual online
MX-M350/M450 CIRCUIT DIAGRAM / 回路図 3 - 88
A17
A16
A14
A19
A6
A18
A15
A8
A12
A10
A13
A2
A5
A9
A11
A7
A4
A3
A0
A20
A1
D14
D13
D10
D11
D8
D15
D12
D9
D0
D1
D2
D3
D7
D6
D5
D4
D6
D5
D4
/XL_C
/CLK_CCD2
(3)
/CLK_CCD1
(3)
/RXD_CCD2
(5)
/RXD_CCD1
(5)
/TXD_CCD2 (3)
/TXD_CCD1 (3)
/DTR_SCN
(5)
SPPDin (4)
/MHPS
(5)
/RES_CPU
(3)
/POF_SCN
(5)
/PAGE2
(3)
/PAGE1
(3)
KEYIN
(5)
/FRM_CCD2
(3)
BZR
(7)
/ADD_CCD1
(3)
D[0:15]
(2,3)
reserve1in
(4)
reserve2in
(4)
A[0:20]
(2,3)
STMPS (6)
+3.3V
+3.3V
+3.3V
+3.3V
no-mounting
no-mounting
Circumference of X1:surround GND to the IC16-pin
BR23A
10KJ
BR23A
10KJ
TP133
TP133
BR9C
10KJ
BR9C
10KJ
TP142TP142
BR34A
33J
BR34A
33J
TP102
TP102
BR36D
33J
BR36D
33J
BR34C
33J
BR34C
33J
BR17C
33J
BR17C
33J
C55
10D
C55
10D
BR34D
33J
BR34D
33J
TP194TP194
BR22D
10KJ
BR22D
10KJ
TP176TP176
BR36A
33J
BR36A
33J
BR36B
33J
BR36B
33J
BR21B
33J
BR21B
33J
BR19C
33J
BR19C
33J
TP29
TP29
TP110TP110
TP141TP141
TP166TP166
TP77TP77
BR7B
10KJ
BR7B
10KJ
TP129TP129
BR14A
10KJ
BR14A
10KJ
BR32A
33J
BR32A
33J
TP243
TP243
TP202
TP202
TP201
TP201
TP201
BR
1B
33J
BR
1B
33J
BR9A
10KJ
BR9A
10KJ
TP204
TP204
BR24B
10KJ
BR24B
10KJ
BR14C
10KJ
BR14C
10KJ
TP168TP168
TP128TP128
BR12A
10KJ
BR12A
10KJ
TP212
TP212
BR22C
10KJ
BR22C
10KJ
TP187TP187
TP209TP209
BR35B
33J
BR35B
33J
R42
0J
R42
0J
TP213
TP213
BR7C
10KJ
BR7C
10KJ
TP114TP114
VDD
8
SSON
5
Modout
6
VSS
4
Xout
2
Xin
1
MRA
3
SR0
7
IC13
P2027*
IC13
P2027*
TP49
TP49
TP203
TP203
TP182TP182
BR8C
10KJ
BR8C
10KJ
BR24C
10KJ
BR24C
10KJ
TP223TP223
TP71TP71
TP177TP177
TP13
TP13
TP119TP119
TP188TP188
BR17B
33J
BR17B
33J
TP224
TP224
TP171TP171
BR22A
10KJ
BR22A
10KJ
TP211
TP211
BR19A
33J
BR19A
33J
BR7D
10KJ
BR7D
10KJ
TP112
TP112
TP193TP193
TP105TP105
BR1D
33J
BR1D
33J
BR24D
10KJ
BR24D
10KJ
BR21A
33J
BR21A
33J
BR19D
33J
BR19D
33J
BR32D
33J
BR32D
33J
BR36C
33J
BR36C
33J
TP165TP165
TP139TP139
TP199
TP199
BR23C
10KJ
BR23C
10KJ
TP225
TP225
BR21D
33J
BR21D
33J
TP120
TP120
TP155TP155
BR7A
10KJ
BR7A
10KJ
TP111
TP111
TP109TP109
TP183TP183
BR14B
10KJ
BR14B
10KJ
BR24A
10KJ
BR24A
10KJ
C56
10D
C56
10D
R
1
2
33J
R
1
2
33J
R43
0J
R43
0J
TP205
TP205
C77
223Z
C77
223Z
BR32B
33J
BR32B
33J
BR
1A
33J
BR
1A
33J
TP15
TP15
TP52
TP52
X1
19.6608MHz
X1
19.6608MHz
TP132TP132
BR12C
10KJ
BR12C
10KJ
TP48
TP48
BR35C
33J
BR35C
33J
TP157TP157
TP108TP108
TP31
TP31
BR25C
10KJ
BR25C
10KJ
BR17D
33J
BR17D
33J
BR15A
33J
BR15A
33J
TP180TP180
TP210
TP210
TP214
TP214
TP118TP118
TP50
TP50
BR14D
10KJ
BR14D
10KJ
TP30
TP30
TP51
TP51
TP241TP241
BR25D
10KJ
BR25D
10KJ
TP167TP167
BR15C
33J
BR15C
33J
BR8D
10KJ
BR8D
10KJ
BR19B
33J
BR19B
33J
BR1C
33J
BR1C
33J
R41
1MJ
R41
1MJ
R44
0J
R44
0J
BR21C
33J
BR21C
33J
TP169TP169
BR34B
33J
BR34B
33J
BR9B
10KJ
BR9B
10KJ
TP156TP156
BR23D
10KJ
BR23D
10KJ
TP107TP107
BR12D
10KJ
BR12D
10KJ
BR35D
33J
BR35D
33J
C69
223Z
C69
223Z
BR25B
10KJ
BR25B
10KJ
C62
223Z*
C62
223Z*
BR15D
33J
BR15D
33J
BR8B
10KJ
BR8B
10KJ
TP130TP130
TP70TP70
BR23B
10KJ
BR23B
10KJ
BR9D
10KJ
BR9D
10KJ
TP140TP140
BR35A
33J
BR35A
33J
TP14
TP14
TP218
TP218
BR17A
33J
BR17A
33J
BR12B
10KJ
BR12B
10KJ
TP131TP131
PG
3
/C
S
1
PG
4
/C
S
0
2
Vs
s
3
NC
4
Vc
c
5
A0
6
A1
7
A2
8
A3
9
Vs
s
10
A4
11
A5
12
A6
13
A7
14
A8
15
A9
16
A1
0
17
A1
1
18
Vs
s
19
A1
2
20
A1
3
21
A1
4
22
A1
5
23
A1
6
24
A1
7
25
A1
8
26
A1
9
27
Vs
s
28
A2
0
29
IR
Q
5
30
IR
Q
6
31
IR
Q
7
32
CS
7
33
CS
6
34
Vs
s
35
Vs
s
36
IR
Q
1
37
IR
Q
0
38
Vcc
39
D0
40
D1
41
D2
42
D3
43
Vss
44
D4
45
D5
46
D6
47
D7
48
D8
49
D9
50
D10
51
D11
52
Vss
53
D12
54
D13
55
D14
56
D15
57
Vcc
58
TxD0
59
TxD1
60
RxD0
61
RxD1
62
P34
63
P35
64
Vs
s
65
P
60/
CS
4
66
Vs
s
67
Vs
s
68
P
61/
CS
5
69
P
62/
DRE
Q1
70
P6
3
71
P
27/
P
O
7/
TI
OCB
5
72
P
26/
P
O
6/
TI
OCA
5
73
P
25/
P
O
5/
TI
OCB
4
74
P
24/
P
O
4/
TI
OCA
4
75
P
23/
P
O
3/
TI
OCD3
76
P
22/
P
O
2/
TI
OCC3
77
P
21/
P
O
1/
TI
OCB
3
78
P
20/
P
O
0/
TI
OCA
3
79
WDTOV
F
80
RE
S
81
NM
I
82
STBY
83
Vc
c
84
XTAL
85
EXTAL
86
Vs
s
87
PF7
88
Vc
c
89
AS
90
RD
91
HWR
92
LWR
93
PF2
94
PF1
95
PF0
96
Tx
D
2
97
RxD2
98
Vs
s
99
Vs
s
100
P5
2
101
P5
3
TIOCB2
TIOCA2
TIOCB1
TIOCA1
TIOCD0
TIOCC0
TIOCA2
TIOCB1
TIOCA1
TIOCD0
TIOCC0
TIOCB0
TIOCA0
TIOCA0
IC16
HD6412322RVF25V
IC16
HD6412322RVF25V
BR22B
10KJ
BR22B
10KJ
TP154TP154
TP242
TP242
TP103
TP103
TP200
TP200
BR25A
10KJ
BR25A
10KJ
TP170TP170
BR8A
10KJ
BR8A
10KJ
BR15B
33J
BR15B
33J
BR32C
33J
BR32C
33J
TP198TP198
TP106TP106
4
4
3
3
2
2
1
1
D
C
B
A
1/8
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