Read Sharp MX-M350N / MX-M350U / MX-M450N / MX-M450U (serv.man6) Service Manual online
MX-M350/M450 N/U ELECTRICAL SECTION 13 - 3
Scanner (2/3)
21
LcdD1-
12
YH
1
18
30
LcdD0+
18
LcdD3+
1
15
LcdDIS
/YL
52271-3079
15
LcdM-
3
12
LcdCP2+
+24V3
LcdS-
+24V3
9
LcdCP1+
GND2
LcdCP1-
LcdCP2-
13
TH
29
6
23
25
LcdS-
LcdD2-
23
LCD-VEE
2
/YL
26
3
20
28
LcdD1+
20
LcdD2+
4
17
LCD-VEE
YH
17
LcdD3-
6
14
GND2
XH
14
LcdD0+
8
11
GND2
GND2
LcdD0-
LcdD1+
GND2
8
LcdM-
LcdD3-
30FMN-BT
LcdDIS
5
CN5
CN1
/CCFT
28
5
22
26
LcdS+
LcdD2+
22
GND2
7
/XL
25
2
19
29
LcdD0-
19
LcdD2-
9
16
/XL
16
LcdM+
11
13
LcdCP2-
/CCFT
LcdS+
GND2
10
LcdCP1-
TH
LcdCP1+
LcdCP2+
GND2
30
7
24
LcdM+
LcdD3+
24
3.3V
10
XH
27
4
21
27
LcdD1-
SCN
JNT
PWB
T24FAZ-SMT-TF
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
CN4
B6B-PH-SM4-TB(LF)(SN)
PDSEL1
+5V2
GND2
PD
PDSEL0
PDSEL2
5
3
6
4
CN2
2
1
MFP
OPE
PWB
PL
BR
LB
BR
BL
4
GY
ORS PD
PDSEL1
1
+5V2
PDSEL0
PDSEL2
5
S6B-PH-K-S
6
3
PD
GND2
2
17
9
23
3
11
4
13
5
10
15
1
2
21
20
16
22
19
24
18
14
12
8
6
7
CN1
52610-2471
/F0
SEG2
SEG1
SEG0
/KEYIN
+5V1
GND2
PD
/F1
+5V2
/F2
/F3
GND2
PDSEL2
GND2
PDSEL1
PDSEL0
/BZR
(NC)
(NC)
GND2
GND2
GND2
+5V2
GND2
GND2
/F1
PDSEL2
+5V2
(NC)
SEG1
SEG0
PD
PDSEL1
PDSEL0
/BZR
GND2
/F3
/F0
GND2
/F2
+5V2
/KEYIN
(NC)
GND2
SEG2
GND2
+5V1
3.3V
CCFL
52271-0469
YH
4
2
1
XH
CN4
3
TOUCH
PANEL
/YL
YH
FFC-4PIN
/XL
XH
/XL
/YL
LCD
CN6
SLD5S-1
CN2
1
5
2
3
4
GND2
GND2
+24V3
+24V3
/CL1
3
4
2
1
5
SLD5R-1
CL1
STMP
GND2
/STSET
/STMPS
+24V3
4
2
1
3
179228-4+175694-4
BR
RD
GY
LB
4
3
2
1
B4B-PH-K-S
/STSET
GND2
/STMPS
+24V3
SCN
cnt
PWB
+5V2
MHPS
2
GND2
1
3
S3B-PH-K-S
BL
GY
LB
GND2
S3B-EH
MHPS
+5V2
3
1
2
MHPS
+5V2
2
1
3
GND2
CN5
6
4
5
B8B-PH-K-S
7
8
/RES_MFP
/DSR_SCN
DTR_SCN
/RXD_SCN
/TXD_SCN
(NC)
CN11
1
BL
/LED1
RD
LB
LB
GY
PL
ORS
LED
3
1
+24V3
PL
GND2
BL
OCSW
4
S6B-PH-K-S
B3B-EH
GY
LB
LB
3
/LED0
2
+5V1
5
6
+5V1
RD
2
GND2
OCSW
CN6
OCSW
/MIMB
MIMB
/MIMA
3
MIM
4
S5B-PH-K-S
1
5
CN2
2
MIMA
+24V3
11
10
7
5
4
8
6
B12B-XASK-1
GND2
/CV_COPY
+24V3
12
9
1
2
3
/CV_COUNT
/CV_START
/CV_CA
/CV_STAPLE
/CV_DUPLEX
/CV_SIZE1
/CV_SIZE0
/CV_SIZE2
/CV_SIZE3
CN8
9
11
+24V3
6
/PNC
13
12
PHR-13
(NC)
5
4
7
1
+24V3
3
5
/TC
2
10
8
11
/AUD
CN9
GND2
10
8
1
4
GND2
9
/COPY
PNC_a
+5V2
13
7
2
12
6
/CA
3
/READY
B13B-PH-K-S
+24V
11
8
6
10
CN2
9
2
13
D3
5
LP
CP
+3.3V
YD
D2
DISP
4
7
GND
52271-1379
1
VEE
LVDS
PWB
M
D1
D0
3
12
/CL1
GND2
GND2
+24V3
+24V3
(2/3)
(2/2)
CN1
INV
PWB
4
3
2
1
FFC-13PIN
/CCFT
+24V
S3B-PH-K-S(LF)
GND
3
2
1
CCFT+
NC
53259-0417
/CCFT
NC
4
3
2
1
S3B-PH-SM4-TB(LF)
+24V
2
1
GND
CN3
3
/CCFT
FFC
FFC
FFC
BR
BR
BR
FG
SRA-21T-3
GY
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