Read Sharp AR-337 (serv.man3) Service Manual online
PCU
PWB
1
2
3
4
5
6
ORS
PD
PDSEL0
PDSEL1
PDSEL2
+5V1
PD
GND2
DSWF
DL
PDSEL0
PDSEL1
PDSEL2
+5V1
PD
GND2
/DL
+24V(DL)
DSWF
+24V2
1
2
3
4
5
6
7
8
9
10
11
/SM0
/SM1
/SM2
/SM3
VH(MirM)
VH(M
VH(MirM)
MHPS
MHPS
GND2
+5V1
MM
4
3
2
1
2
3
4
+5V1
GND2
/MM
MM-T
1
2
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
/PCLED
PCS
/DMLED
DMS
F-GND
1
2
3
4
5
6
7
8
9
10
11
12
VAREF
+5V1
GND2
MPFS
+24V1
MPED
MPWS
MPLD1
MPLD2
MPLS1
MPLS2
1
2
3
DSWF
MSS
MPWS
MPLS1
MPLS2
MPED
MPLD1
MPLD2
MPFS
MSS
IDPWB
DMPWB
F-GND
F-GND
/PCLED
PCS
/DMLED
DMS
+12V1
1
2
3
4
5
GND2
MPLS1
GND2
MPLS2
GND2
+5V1
MPED
+5V1
GND2
+5V1
GND2
MPLD2
MPFS
+24V1
MSS
+24V1
1
2
1
2
2
1
2
1
2
1
2
1
2
1
2
3
1
2
3
1
2
3
4
5
6
7
8
9
10
11
12
1
2
3
4
5
6
7
8
9
10
11
12
1
2
3
4
5
6
7
8
9
10
11
12
1
2
3
4
5
6
7
8
9
10
11
12
G
PWB
1
2
3
4
5
6
7
8
9
10
11
12
13
13
13
1
2
3
QR/P8-8S-2C
+24V2
B13B-PH-K-S
/S
1
2
3
4
5
6
/MODE1
/NODE2
/MODE4
/MODE5
/SCLK
/CWB
SMRST
/SMRET
/SMEN
/SCLKin
B6B-PH-K-S
B13B-PH-K-S
B3B-XA
A
B
A
B
DV
G
TC
G
+2
TM
G
/PCLED
PCS
/DMLED
DMS
+12V1
+5V1
GND2
/MM
MM-T
TX
RX
/D
(N
R
/D
TX
/D
1
2
3
1
2
3
+24V2
DSWF
DSWF(L)
DSWL
PDSEL0
PDSEL1
PDSEL2
+5V1
PD
GND2
/DL
+24V(DL)
+24V1
GND1
+2
/C
G
/L
/L
+2
+5
G
O
MHPS
GND2
+5V1
+5V1
GND2
VAREF
MPWS
MPLD1
MPLD2
MPED
MPLS1
MPLS2
MPFS
MSS
+24V1
/SCLK
SMRST
/SMRET
/SMEN
/SCLKin
/CWB
1
2
1
2
GND2
VA
R
R
E
F
MPWS
MPL
D
1
MPL
D
2
MPL
S
1
+5V1
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
1
2
2
1
/DL
+24V1
1
3
5
6
7
8
9
10
11
6
+24V2
DSWF
11
1
2
4
3
5
7
9
DSWF(L)
DSWL
KRWH-22-M B
KRWH-22-M A
11
10
9
8
7
6
5
4
3
2
1
+24V1
1
2
3
4
5
6
7
8
9
10
11
12
MPL
S
2
1
2
3
2
VAREF
MPWS
MPLD1
1
3
2
1
3
2
1
+12V1
+12V1
/PCLED
PCS
/DMLED
DMS
/D
R
RX
8
7
6
5
4
13
12
11
10
9
8
7
6
5
4
3
2
1
+24V1
(NC)
(NC)
PC
PC
PC
PC
PC
SC
LD
PC
PA
FW
F
VFM3
VFM3
2
1
VFM3
4
8
MSW PR/
+24V1
+24V1
MSW PR/
DV
DV
DV
+12V1
ScannerM
SM
MSW
1
2
3
4
5
6
+38V(MM)
GND1(MM)
+5V1
GND2
/MM
MM-T
1
2
3
4
+12V1
+12V1
+12V1
+12V1
CN1
B24B-KRWHK
CN3
CN2
B26B-KRWHK
CN4
CN5
B32
+24V1
3
1
3
2
1
1
2
3
MHPS
GND2
+5V1
RD
RD
PL
RD
PL
GY
BL
GY
LB
LB
GY
LB
LB
LB
LB
LB
GY
LB
LB
LB
RD
RD
RD
RD
RD
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
PL
GY
BL
LB
LB
LB
LB
LB
LB
LB
LB
B20
1
2
3
4
5
6
1
2
3
4
+5V1
+5V1
+5V1
+5V1
GND2
GND2
GND2
GND2
GND2
GND2
1
2
3
4
5
6
1
2
3
4
+24V1
+24V1
+24V1
+24V1
+5V1
+5V1
+5V1
GND2
GND2
GND2
LB
LB
LB
LB
A
B
A
B
/MODE1
/NODE2
/MODE4
/MODE5
TM
TM
1
2
3
+24V1
MSW PR/
CN1
CN2
CN3
CN1
/PFM
/SVREF1
/SVREF2
/SVREF3
/SVREF1
/SVREF2
/SVREF3
LB
LB
LB
LB
3
3
+38V MM
GND2 MM
+5V1 MM
GND2
GND2
GND2
GND2
GND2
GND2
GND2
GND2
GND2
GND2
GND2
GND2
CN704
DC
P/S
(2-5A)
(2-5A)
+38V MM
(2-3A)
1
3
5
4
1
3
4
5
RD
GY
LB
BL
PL
BR
PK
LB
RD
LB
PL
OR
BR
PK
OR
LB
BR
PL
LB
OR
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
LB
LB
LB
LB
MSW PR/
RD
RD
RD
LB
(NC)
(NC)
(NC)
3
2
6
7
PTH
PTH
GND2
1
3
PTH
GND2
LB
GY
PTH
GND2
G
PT
(2-6A)
+24V1
/PFM
GND1
(2-6A)
(2-6A)
(NC)
(NC)
(NC)
1
2
3
4
5
A
B
C
D
1
2
3
4
5
HARNESS DIAGRAM (AR-287/337)
[2] ACTUAL WIRING CHART
1. HARNESS DIAGRAM
AR-287/337
AR-407/507
AR-407/507
4/5/2000
2 – 1
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