DOWNLOAD Sharp MX-M350N / MX-M350U / MX-M450N / MX-M450U (serv.man4) Service Manual ↓ Size: 4.11 MB | Pages: 127 in PDF or view online for FREE

Model
MX-M350N MX-M350U MX-M450N MX-M450U (serv.man4)
Pages
127
Size
4.11 MB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / Circuit Diagram
File
mx-m350n-mx-m350u-mx-m450n-mx-m450u-sm4.pdf
Date
PREV: Sharp MX-M350N / MX-M350U / MX-M450N / MX-M450U (serv.man3) Service Manual / Specification

Sharp MX-M350N / MX-M350U / MX-M450N / MX-M450U (serv.man4) Service Manual ▷ View online

MX-M350/M450  CIRCUIT DIAGRAM / 回路図  3 - 86
4
4
3
3
2
2
1
1
D
C
B
A
GND
GND
+12V_FAN
+12V_FAN
+12V2
+12V2
+12V2
+12V2
+3.3V2
+3.3V2
+3.3V2
+3.3V2
+3.3V2
+3.3V2
+3.3V2
+3.3V2
+5V1
+5V1
HDD_VCC(+5V1)
HDD_VCC(+5V1)
HDD_VCC(+5V1)
HDD_VCC(+5V1)
+5V1
+5V1
+5V1
+5V2
+5V2
+5V2
+5V2
+24V3
+24V3
+24V3
+24V3
+12V1
+12V1
PCU_VCCW
H SYNC
DTEN
VIDEO1
VIDEO0
DTR_PCU
DS R_PCU
TXD_PCU
RXD_PCU
POF
MSW_MON
RES_PCU
BUR_PR
DCCNT
CNTFAN_MON
PWM
GND
HDDFAN_MON
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
+5V1
GND
GND
GND
GND
GND
GND
GND
GND
+12V_FAN
+12V2
+3.3V2
+5V1
HDD_VCC(+5V1)
+5V2
+24V3
+12V1
+12V1
no-mounting
no-mounting
mounting
no-mounting
no-mounting
no-mounting
D2
DIODE
Vout
9
Vout
10
Vout
11
Vout
12
Vout
13
GND
14
GND
15
GND
16
GND
17
GND
18
R3
130kJ 1/4W
TP_+12V1
1
2
+
C5
470uF/16V`*
GND
6
GND
7
djust
8
Vout
9
Vout
10
+
C9
470uF/16V`
TP_+3.3V2
1
2
+
C18
470uF/16V`
TP_+5V2
1
2
C6
10uF/16V*
C10
10uF/16V*
CN1
TX25-80P-LT-H1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
C19
10uF/16V*
C2
470uF/35V
TP_+12V2
1
2
1/1
MX-M350/M450  CIRCUIT DIAGRAM / 回路図  3 - 87
5. SCANNER CONTROL PWB / スキャナーコントロール PWB
/XL_C
TH
(8)
SPWS
(8)
DSR_SCN
(7)
/ADD_CCD2
(3)
/RES_CCD1
(3)
/HWR
(2,3,5)
/FRM_CCD1
(3)
RXD_SCN
(7)
TXD_SCN
(5)
/RD
(2,3)
/RES_CCD2
(3)
/MIMDA
(7)
/SPFDB
(3)
SPFDB
(3)
MIMDB
(7)
/SPFDA
(3)
/CSIO
(3)
SPFDA
(3)
MIMDA
(7)
/LWR
(5)
RY/BY
(2)
PD_CPU
(6)
/XL_C
(5)
/YL_C
(5)
/CSRAM
(2)
/CSFROM
(2)
/CSEE
(2)
/MIMDB
(7)
+3.3V
VAREF
+3.3V
VAREF
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
no-mounting
no-mounting
no-mounting
BR10B
10KJ
BR10B
10KJ
BR26B
10KJ
BR26B
10KJ
BR26D
10KJ
BR26D
10KJ
TP185TP185
BR29B
10KJ
BR29B
10KJ
BR33A
33J
BR33A
33J
BR26C
10KJ
BR26C
10KJ
TP172TP172
C89
223Z*
C89
223Z*
A
K1
K2
D39
DAP202U
D39
DAP202U
TP173TP173
BR16C
10KJ
BR16C
10KJ
R56
10KJ
R56
10KJ
TP99TP99
TP144
TP144
BR13B
10KJ
BR13B
10KJ
BR10A
10KJ
BR10A
10KJ
TP145
TP145
BR28D
10KJ
BR28D
10KJ
BR30A
10KJ
BR30A
10KJ
TP195
TP195
TP153TP153
BR29A
10KJ
BR29A
10KJ
BR20B
10KJ
BR20B
10KJ
BR37A
10KJ
BR37A
10KJ
BR16B
10KJ
BR16B
10KJ
BR37B
10KJ
BR37B
10KJ
BR20D
10KJ
BR20D
10KJ
TP138TP138
BR10C
10KJ
BR10C
10KJ
BR13C
10KJ
BR13C
10KJ
BR37C
10KJ
BR37C
10KJ
BR20A
10KJ
BR20A
10KJ
BR28C
10KJ
BR28C
10KJ
C83
103K
C83
103K
C82
102K
C82
102K
BR33C
33J
BR33C
33J
R89
10KF
R89
10KF
TP100TP100
E0
1
E1
2
E2
3
Vss
4
SDA
5
SCL
6
WC
7
Vcc
8
IC22
24LC64*
IC22
24LC64*
BR31D
10KJ
BR31D
10KJ
TP251TP251
TP93TP93
TP222TP222
K
A1
A2
D37
DAN202U
D37
DAN202U
BR28B
10KJ
BR28B
10KJ
+
C72
47u/16V*
+
C72
47u/16V*
TP23
TP23
BR27C
10KJ
BR27C
10KJ
TP123
TP123
TP94TP94
BR11A
33J
BR11A
33J
TP215TP215
C67
223Z*
C67
223Z*
C76
223Z
C76
223Z
BR30D
10KJ
BR30D
10KJ
BR31C
10KJ
BR31C
10KJ
BR18C
10KJ
BR18C
10KJ
BR28A
10KJ
BR28A
10KJ
TP184TP184
BR27D
10KJ
BR27D
10KJ
A
K1
K2
D38
DAP202U
D38
DAP202U
R78
10KJ
R78
10KJ
BR27B
10KJ
BR27B
10KJ
BR18D
10KJ
BR18D
10KJ
BR11B
33J
BR11B
33J
C90
223Z
C90
223Z
BR31B
10KJ
BR31B
10KJ
C84
103K
C84
103K
BR33B
33J
BR33B
33J
BR30C
10KJ
BR30C
10KJ
TP122
TP122
TP196TP196
TP219
TP219
C80
103K
C80
103K
TP252TP252
TP253TP253
BR27A
10KJ
BR27A
10KJ
TP500
TP500
BR11C
33J
BR11C
33J
TP164
TP164
BR30B
10KJ
BR30B
10KJ
BR31A
10KJ
BR31A
10KJ
BR20C
10KJ
BR20C
10KJ
TP158
TP158
TP206TP206
TP121
TP121
BR18B
10KJ
BR18B
10KJ
TP124
TP124
E0
1
E1
2
E2
3
Vss
4
SDA
5
SCL
6
WC
7
Vcc
8
IC23
CAT24WC08LI
IC23
CAT24WC08LI
BR29C
10KJ
BR29C
10KJ
TP178TP178
BR11D
33J
BR11D
33J
TP207TP207
BR13A
10KJ
BR13A
10KJ
BR33D
33J
BR33D
33J
NF6
MMZ1608S121AT
NF6
MMZ1608S121AT
BR13D
10KJ
BR13D
10KJ
BR16A
10KJ
BR16A
10KJ
C61
223Z
C61
223Z
TP137
TP137
BR10D
10KJ
BR10D
10KJ
TP197
TP197
BR18A
10KJ
BR18A
10KJ
TP143
TP143
BR29D
10KJ
BR29D
10KJ
PG
3
/C
S
1
1
PG
4
/C
S
0
2
V
3
V
100
P5
2
101
P5
3
102
AVcc
103
Vref
104
AN0
105
AN1
106
AN2
107
AN3
108
AN4
109
AN5
110
DA0
111
DA1
112
AVss
113
Vss
114
P17/PO15/TIOC
115
P16/PO14/TIOC
116
P15/PO13/TIOC
117
P14/PO12/TIOC
118
P13/PO11/TIOC
119
P12/PO10/TIOC
120
P11/PO9/TIOCB
121
P10/PO8/TIOCA
122
MD0
123
MD1
124
MD2
125
PG0/CAS
126
PG1/CS3
127
PG2/CS2
128
K
A1
A2
D36
DAN202U
D36
DAN202U
TP257TP257
BR16D
10KJ
BR16D
10KJ
BR26A
10KJ
BR26A
10KJ
BR37D
10KJ
BR37D
10KJ
TP208
TP208
C81
103K
C81
103K
8
8
7
7
6
6
5
5
D
C
B
A
SCANNER CONTROL PWB (CPU,S-EEPROM)
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
/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
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
TIOCB0
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
MX-M350/M450  CIRCUIT DIAGRAM / 回路図  3 - 89
A2
A3
A4
A12
A0
A0
A1
A2
A3
A6
A7
A9
A10
A11
A12
A5
A8
A4
A2
A13
A7
A11
A8
A6
A14
A9
A13
A14
A1
A11
A10
A17
A15
A13
A14
A18
A6
A16
A4
A19
A7
A8
A12
A5
A5
A10
A9
A3
A1
A20
/RES_SCNin
(3,5)
/WP_F
(5)
/WE_F
(5)
RY/BY
(1)
/CSFROM
(1)
/RD
(1,3)
/CSRAM
(1)
/HWR
(1,3,5)
/RD
(1,3)
+3.3V
+3.3V
+3.3V
+3.3V
R13
10KJ
R13
10KJ
TP
TP
TP26
TP26
TP
TP
TP45
TP45
R15
0J*
R15
0J*
TP27
TP27
TP28
TP28
TP
TP
CS1
20
A0
10
WE
27
A1
9
OE
22
A2
8
A3
7
A4
6
A5
5
A6
4
A7
3
A8
25
A9
24
A10
21
A11
23
A12
2
A13
26
A14
1
D0
11
D1
12
D2
13
D3
15
D4
16
D5
17
D6
18
D7
19
VCC
28
GND
14
IC11
IS61LV256-15JL
IC11
IS61LV256-15JL
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
C53
223Z
C53
223Z
TP
TP
A0
10
A1
9
A2
8
A3
7
A4
6
A5
5
A6
4
A7
3
A8
25
A9
24
A10
21
A11
23
A12
2
DQ0
11
DQ1
12
DQ2
13
DQ3
15
DQ4
16
DQ5
17
DQ6
18
DQ7
19
CE
20
OE
22
WE
27
RDY/BUSY
1
VCC
28
GND
14
NC
26
IC20
HN58V65AP
IC20
HN58V65AP
TP41
TP41
VSS1
1
D0
2
D1
3
D2
4
D3
5
D4
6
D5
7
D6
8
D7
9
VCC
10
NC
11
A0
13
A1
14
A2
15
A3
16
A4
17
A5
18
A6
28
RP
19
VSS1
20
D8
21
D9
22
D10
23
D11
24
D12
25
D13
26
D14
27
A7
31
A10
33
NC
30
A8
32
A9
29
A11
34
A12
36
D15
35
A13
65
D16
37
D17
38
VSS1
39
1CE1L
40
A20
41
2CE1L
42
NC
43
OE
44
RY/BY
45
WP
46
WE
47
BYTE
48
D18
49
D19
50
D20
51
D21
52
D22
53
D23
54
VCCW
55
D24
56
D25
57
D26
58
D28
59
D27
60
VCC
61
D29
62
D30
63
D31
64
A14
66
A15
67
A16
68
A17
69
A18
70
A19
71
D15
12
VSS
72
SOCKET1
FLASH  LV CONNECTOR
SOCKET1
FLASH  LV CONNECTOR
TP63
TP63
TP
TP
TP
TP
TP
TP
TP
TP
C86
223Z
C86
223Z
TP
TP
TP
TP
C20
223Z
C20
223Z
TP40
TP40
TP24
TP24
TP39
TP39
TP
TP
C21
102K
C21
102K
no-mounting
8
8
7
7
6
6
5
5
D
C
B
A
SCANNER CONTROL PWB (Flash, SRAM, P-EEPROM)
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