Read Sharp AR-M351U / AR-M451U (serv.man14) Service Manual online
AR-M351U/M451U, AR-M355U/M455U MAINTENANCE AND DETAILS OF EACH SECTION 7 - 55
B. Major parts and signal functions
SCN
cnt
PWB
cnt
PWB
SPF
PWB
1
+24V3
CND
B
B6B-PH-K-S
2
3
/B
5
4
6
+24V3
/A
A
VAREF
+5V2
4
B12B-PHDSS-B
GND2
GND2
5
2
6
GND2
7
3
SPLS1
SPWS
+5V2
CNA
1
9
SPLS2
10
SRA-01T-3.2
2
1
+5V
3
B22B-PHDSS-B
CNB
GND2
5
7
4
SPED
8
9
10
14
15
16
12
18
22
20
+5V2
SCOV
GND2
+5V2
SPPD
GND2
+24V3
/SDSS
+5VPOD
SPOD
GND2
11
12
+24V3
/SPFS
/SPFS
GND2
1
1754873+179228-3
GND2
+5V2
1754873+179228-3
1
2
SPLS1
SPLS2
3
+5V2
3
2
GY
FG
SRA-21T-3
GY
GY
SRA-21T-3
11
/SDSS
2
1
1 +24V3
2
SPPD
GND2
+5V2
2
1754873+179228-3
3
1
SPED
GND2
+5V1
GND2
+5V2
SCOV
+5V2
GND2
SPPD
+24V3
/SDSS
PHNR-11-H+BU11P-TR-P-H
2
B3B-PH-K-S
3
1
3
2
1
PHNR-3-H+BU3P-TR-P-H
2
1
PHNR-2-H+BU2P-TR-P-H
/SRRC
+24V3
+24V3
/SPFC
+5VPOD
SPOD
GND2
(NC)
1
2
3
4
5
6
7
8
9
10
11
6
5
4
8
9
10
11
7
3
2
1
1
3
2
1754873+179228-3
GND2
+5V1
SPED
1
SCOV
3
1754873+179228-3
2
+5V2
GND2
SMP-02V-NC+SMR-02V-N
3
2
1
2
1
2
1
+24V3
/SPFC
+24V3
/SRRC
(NC)
PHNR-6-H+BU6P-TR-P-H
1
3
1754873+179228-3
2
+5V2
GND2
SOCD
+5V2
SOCD
GND2
6
19
13
17
21
1
3
VAREF
3
SPWS
2
GND2
1
SMR-03V-NC+SMP-03V-N
2
1
1
PHNR-2-H+BU2P-TR-P-H
2
2
+24V3
SOCD
SPOD
5
1
6
2
+5V2
3
6
+5VPOD
3
4
2
GND2
GND2
4
1
5
/SPFS
PHNR-6-H+BU6P-TR-P-H
+24V3
B
5
1
6
2
A
3
6
/B
3
4
2
/A
+24V3
4
1
5
2_DATA0+
2_CLK-
2_CLK+
RXD_CCD2
TXD_CCD2
CIS
cnt
PWB
CLK_CCD2
FRM_CCD2
B26B-PHDSS
9
1
20
24
18
7
17
15
10
21
23
25
5
26
13
4
19
6
8
12
11
14
2
16
22
3
CN1
2_DBL+
1
2
3
4
5
6
7
8
9
2_DBL+
/CIS_SET
9604S-35F
17
16
18
20
19
15
SCN
LGATE
CLK
2_DATA0+
2_CLK-
2_CLK+
DGND
DGND
VAS
GND2
GND2
SCLK
DGND
SD0
DGND
DGND
/LST
VLED
+5V2
DGND
DGND
DATA
DGND
DGND
2_DATA1-
/CIS_SET
25
26
+3.3V
2_DBL-
LD
SD1
VDS
DGND
DGND
CN3
1
2
3
4
5
6
GND2
ADD_CCD2
RES_CCD2
GND2
CN7
+3.3V
S26B-PHDSS
2_DATA1+
2_DATA0-
7
35
34
33
32
31
30
29
28
27
26
25
24
23
22
14
13
12
+12V1
11
10
9
8
GND2
GND2
+5V2
+12V1
FRM_CCD2
GND2
PAGE2
SD2
20
24
18
17
15
10
21
23
13
PAGE2
+24V3
RXD_CCD2
TXD_CCD2
CLK_CCD2
+3.3V
21
2_DBL-
DGND
+24V3
ADD_CCD2
RES_CCD2
+5V2
+5V2
+3.3V
DGND
SD3
DGND
SD4
DGND
SD5
DGND
SD6
DGND
SD7
19
12
11
14
16
22
GND2
8
7
a
b
c
SPFSET
SPWS
SPFMB
+24V3
VAREF
SDSS
SRRC
6
SPPD
GND2
5
4
3
1
+5V2
27
28
SPOD
SOCD
SPED
SPLS1
/SPFMA
SPFMA
SPFC
SCOV
SPFMO0
2
SPFS
SPLS2
GND2
/SPFMB
+5V1
GND2
+24V3
GND2
GND2
16
10
17
24
9
8
7
S28B-PHDSS
23
14
15
22
19
13
21
11
20
12
18
CN10
26
25
B26B-PHDSS-B
CNC
3
SPPD
/SPFMB
GND2
9
24
SPED
SOCD
SPFC
SPFMA
/SPFMA
SPLS1
SPFMB
SPWS
SPFSET
25
26
SPFMO0
SCOV
SPLS2
SPOD
1
2
16
18
12
20
11
21
13
19
22
15
14
23
SRRC
SDSS
VAREF
SPFS
GND2
17
10
4
+5V2
GND2
GND2
5
6
+24V3
+24V3
2_DATA1+
2_DATA1-
2_DATA0-
CN6
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
GND2
/STMPS
+24V3
CN1
TX25-100P-LT-H1
CN3
SCN
JNT
PWB
(1/2)
TX24-100R-LT-H1
SCOV
SPLS2
SPLS1
SDSS
SPPD
SPOD
SOCD
SPED
SPFC
SRRC
OCSW
SPFVR
SPFS
CIS unit
STMP
SPFM
10
8
3
4
5
7
2
11
12
9
1
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