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 - 94
/CV_COPYin
(3)
/PNC_ain (3)
/AUDin
(3)
SCOVin (3)
/STSETin (3)
SPODin (3)
SPFSETin (3)
SPPDin (1)
SPLS1in (3)
SPLS2in (3)
/READYin
(3)
SOCDin (3)
SPEDin (3)
reserve1in
(1)
OCSWin (3)
reserve2in
(1)
+3.3V
+5V2
+5V2
+5V1
+3.3V
R3
5
0J
R3
5
0J
BR3A
10KJ
C49
102K
C49
102K
C43
223Z
C43
223Z
C26
102K
C26
102K
C27
102K
C27
102K
BR3C
10KJ
R2
0
10KJ
BR4A
10KJ
C48
223Z
C48
223Z
C25
102K
C25
102K
C44
102K
C44
102K
BR3B
10KJ
BR4C
10KJ
C28
102K
C28
102K
C45
102K
C45
102K
R2
1
10KJ
BR3D
10KJ
C34
102K
C34
102K
BR6A
10KJ
BR4B
10KJ
R3
4
0J
R3
4
0J
BR6C
10KJ
C47
102K
C47
102K
BR4D
10KJ
I0
2
I1
4
I2
6
I3
8
O0
18
O1
16
O2
14
O3
12
OE1
1
I4
17
I5
15
I6
13
I7
11
OE2
19
O4
3
O5
5
O6
7
O7
9
VCC
20
GND
10
IC7
74VHC244
IC7
74VHC244
C50
102K
C50
102K
BR6B
10KJ
C37
102K
C37
102K
C46
102K
C46
102K
BR6D
10KJ
C35
102K
C35
102K
I0
2
I1
4
I2
6
I3
8
O0
18
O1
16
O2
14
O3
12
OE1
1
I4
17
I5
15
I6
13
I7
11
OE2
19
O4
3
O5
5
O6
7
O7
9
VCC
20
GND
10
IC8
74VHC244
IC8
74VHC244
C36
102K
C36
102K
4
4
3
3
2
2
1
1
D
C
B
A
4/8
MX-M350/M450  CIRCUIT DIAGRAM / 回路図  3 - 95
/POF_SCN
(1)
POF_SCN
(8)
/RES_SCN
(8)
/RES_SCNin
(2,3)
MHPS
(8)
/MHPS
(1)
FWP
(3)
YH
(8)
XH
(8)
/XL
(8)
/YL
(8)
/XL_C
(1)
/YL_C
(1)
SWo
Yon
Xon
+3.3V
VAREF
+3.3V
+3.3V
+3.3V
+5V2
+3.3V
+3.3V
no-mounting
no-mounting
R94
30KJ
223Z*
C31
R17
10KJ
R87
1.2KJ
5
6
IC21C
74VHC04
IC21C
TP254
TP254
A
K1
K2
D41
DAP202U
3
4
IC21B
74VHC04
IC21B
C30
223Z
223Z
C87
223Z
C87
9
8
IC21D
74VHC04
R29
10KJ*
R88
1.2KJ
13
12
7
14
IC21F
74VHC04
IC21F
74VHC04
13
12
7
14
IC3F
74VHC04
1
2
IC21A
74VHC04
IC21A
74VHC04
TP43
TP260
O
G
I
Q11
DTA143ZUA
R7
10KJ
R14
20KJ
R14
20KJ
O
G
I
Q9
DTC143ZUA
1
2
IC3A
74VHC04
O
G
I
Q8
DTC143ZUA
K
A1
A2
D35
DAN202U
D35
DAN202U
R28
10KJ
R28
10KJ
O
G
I
Q10
DTA143ZUA
C32
102K
TP64
K
A1
A2
D42
DAN202U
O
G
I
Q12
DTA143ZUA
11
10
IC3E
74VHC04
O
G
I
Q7
DTC143ZUA
TP256
TP256
223Z
C29
A
K1
K2
D29
DAP202U
TP255
TP255
C14
223Z
8
8
7
7
6
6
5
5
D
C
B
A
SCANNER CONTROL PWB (INPUT)
MX-M350/M450  CIRCUIT DIAGRAM / 回路図  3 - 96
/TXD_SCN
(8)
/DTR_SCN
(1)
TXD_SCN (1)
DTR_SCN
(8)
RXD_CCD1
(8)
/RXD_CCD2
(1)
RXD_CCD2
(8)
/RXD_CCD1
(1)
KEYIN
(1)
WAKEUP
(8)
KEYIN_UP
(6)
/HWR
(1,2,3)
/LWR
(1)
/WE_F
(2)
WA
(6)
WB
(6)
/WP_F
(2)
SWon
(3)
Yon
(3)
Xon
(3)
SPED
(4,8)
+5V2
+3.3V
+3.3V
+5V1
R30
10KJ
R30
10KJ
TP74
TP74
R9
330J
R9
330J
11
10
IC21E
74VHC04
IC21E
74VHC04
1
2
3
14
7
IC2A
VHCT08
IC2A
VHCT08
223Z
C13
223Z
C13
223Z
C40
223Z
C40
R10
1KJ
R10
1KJ
12
13
11
IC6D
74VHC32
IC6D
74VHC32
15
102K
15
102K
R8
10KJ
R8
10KJ
3
4
IC3B
74VHC04
IC3B
74VHC04
TP2
TP2
9
10
8
IC2C
VHCT08
IC2C
VHCT08
TP4
TP4
C16
102K
C16
102K
9
8
IC3D
74VHC04
IC3D
74VHC04
R18
1KJ
R18
1KJ
9
10
8
IC6C
74VHC32
IC6C
74VHC32
TP258
TP258
12
13
11
IC2D
VHCT08
IC2D
VHCT08
5
6
IC3C
74VHC04
IC3C
74VHC04
4
5
6
IC2B
VHCT08
IC2B
VHCT08
C88
102K
C88
102K
TP46
TP46
C33
102K
C33
102K
1
2
3
14
7
IC6A
74VHC32
IC6A
74VHC32
R91
330J
R91
330J
TP7
TP7
TP65
TP65
TP62
TP62
R6
10KJ
R6
10KJ
TP61
TP61
4
5
6
IC6B
74VHC32
IC6B
74VHC32
TP8
TP8
TP47
TP47
R92
10KJ
R92
10KJ
4
4
3
3
2
2
1
1
D
C
B
A
5/8
MX-M350/M450  CIRCUIT DIAGRAM / 回路図  3 - 97
VAREF
(1,5,8)
PD
(8)
STMPS
(1)
/STMPS
(8)
PD_CPU (1)
/PNC
(8)
PNC
(3)
/TC
(8)
+12V1
VAREF
+24V3
+3.3V
VAREF
+5V2
+24V3
no-mounting
TP250
3
2
1
+
-
IC19A
LM324D
+
-
K
A1
A2
D34
DAN202U
ZD1
HZU3.0B2
ZD1
HZU3.0B2
C85
223Z
R48
10KJ
R48
10KJ
G
D
S
Q13
2SK3065
Q13
2SK3065
D21
CRH01
D20
CRH01
5
6
7
+
-
IC19B
LM324D
+
-
C79
102K*
R90
10KJ
R86
1.5KJ  0.25W
R86
1.5KJ  0.25W
R79
10KF
R57
1KJ
R57
1KJ
C78
223Z
10
9
8
+
-
IC19C
LM324D
+
-
K
A
C
D24
DA204U
G
D
S
Q14
2SK3065
G
D
S
Q1
2SK3018
D40
CRH01
R93
1KJ
TP259
TP249
TP249
D28
MA704A
12
13
14
+
-
IC19D
LM324D
+
-
R80
30KF
TP146
TP146
8
8
7
7
6
6
5
5
D
C
B
A
SCANNER CONTROL PWB (OPAMP & Comparator)
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