Read Sharp MX-1800N (serv.man19) Service Manual online
MX-1800N ELECTRICAL SECTION 11 – 8
2. Actual wiring chart
A. Power supply section (P1)
(AC
CORD)
CN1(B03P-VL)
AC
PWB
CN2(B03P-VL-K)
(MSW
h
arness)
CN6(B03B-PASK-1)
(DC
m
ain
harness)
CN20(B4P-PH-K-S)
1
L_IN
MSW-Nout
1
M
SW-Nout
1
D
CCNT1
1
1
2N
C
NC
2
PS-250(RED)
NC
2
2
NC
NC
3N
_
IN
MSW-Lout
3
MSW-Lout
1
D
CCNT2
3
3
n
DCCNT1
CN6(B2P3-VH-R)
CN3(B03P-VL-R)
PS-250(RED)
4
n
DCCNT2
1
N_WH
MSW-Lin
1
M
SW-Lin
1
2N
C
NC
2
PS-250
MSW
CN2(B5P-VH-B)
(DC
m
ain
harness)
CN19(B10P-VH)
3
L_WH
MSW-Nin
3
MSW-Nin
1
D-GND
1
1
D-GND
CN4(B3P4-VH-R)
PS-250
CN1(B2P3-VH-B)
D-GND
2
2
D
-GND
CN5(B03P-VL-E)
L_DC
1
3
L_DC
5VO
3
35
V
L
1
L
_HL
NC
2
2
NC
5VL
4
45
V
L
2N
C
NC
3
1
N_DC
5VL
5
55
V
O
3
N_HL
N_DC
4
6
3.3V
(AC-HL
harness)
CN10(B4P-PH-K-S)
(AC-DC
harness)
75
V
N
1
81
2
V
NC
2
CN3(B03P-VH-B)
92
4
V
3
CN1
NC
3
3.3V
1
10
P-GND
L_HL
1
4
3.3V
2
NC
2
D-GND
3
N_HL
3
B03P-VL
HL
PWB
CN4(B6P-VH-B)
5VN
1
CN3
5VN
2
12
4
V
1
(AC-WH
harness
)
5VN
3
TO
LCC(P15)
2P
-G
N
D
5VN
4
TO
INSERTOR(P16)
To
P2
32
4
V
2
PS-187
D-GND
5
4P
-G
N
D
1
D-GND
6
TO
LCC(P15)
52
4
V
3
WH_SW
6
D
-GND
7
12V
8
D
-GND
PS-187
95
V
N
10
NC(D-GND)
11
3.3V
CN5(B04P-VH-B)
12
FW
CN5
12V
1
B12B-XL
1
12V
2
NC
2
NC
3
CN26
(FROM
-
P4)
3
NC
4
B
0
3
B
-P
H
-K
-R
(AC-WH
harness
)
CN7(B8P-VH-B)
CN1
FW
1
B32B-PHDSS-B
1
P-GND
2
2N
C
P-GND
3
3
P-GND
4
B2P3-VH-R
(SCN-WH
harness
)
NC(P-GND)
5
RE
L
2
P
IN
P
P-GND
6
TO
INSERTOR(P16)
WH
PWB
P-GND
7
TO
LCC(P15)
(SCN-WH
harness
)
NC(P-GND)
8
CN2
R
E
L
2
PIN
P
1
JPN:OPTION
NC
2
EX100V:OPTION
CN8(B7P-VH-B)
3
EX120V:OPTION
NC(24V1)
1
(DC
m
ain
harness)
NAME
B2P3VH-BL
EX200V:OPTION
24V1
2
5VL
MFP
24V2
3
To
P2
5VO
FAX
CN3
24V3
4
5VN
OTHER
1
RE
L
2
P
IN
P
24V3
5
24V1
ENGINE
NC
2
24V4
6
TO
LCC(P15)
24V2
ENGINE
3
24V5
7
TO
INSERTOR(P16)
24V3
ENGINE
B2P3-VH
J
PN:STANDARD
24V4
LCC,DESK
EX100V:OPTION
JPN:OPTION
24V5
FINISHER
CN4
EX120V:OPTION
EX100V:OPTION
EX200V:OPTION
EX120V:OPTION
EX200V:OPTION
PHNR-3-H
+
BU03P-TR-P-H
NC
3
To
P15,
P15-1
B4P(5-3)-VH
(Paper
feed
main
harness
PA)
WH
P-GND
26
28
30
PSFM_V
PSCF_LD
WH-L(SCAN)
2
1
WH-N(SCAN)
WH-L(SCAN)
MOTHER
P
WB
PCU
PWB
DC
PWB
1
L_WH
L_WH
D-GND
WH-N(SCAN)
PSU
FAN
2
P
SCF_LD
2
3
1
3
1
P
SFM_V
P-GND
5
D-GND
WH-L(DESK1)
2
4
1
WH-N(DESK1)
WH-L
WH-N
24V2
24V2
2
1
WH
WH
2
WH-N(SCAN)
2
1
WH-L(SCAN)
1
2
WH-N(SCAN)
2
1
WH-L(SCAN)
1
WH_N(LSU)
WH_L(LSU)
WH_L(DESK/LCC)
WH_N(DESK/LCC)
SCANNER
U
NIT
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