AR-286 (serv.man3). AR250 286 336-Circuit Diagrams - Sharp Copying Equipment Service Manual (repair manual). Page 3

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D
C
B
A
D
C
B
A
[1] Wiring Chart
/PRT-RES
+5VLD
/A2-RES
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
ORS
LED
OCSW
1
2
3
3
2
1
+24V1
/LED0
/LED1
+5V1
GND2
OCSW
1
2
3
1
2
3
+24V1
/CL
GND1
CL
INV
MM
TM
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
TCS
VAREF
+5V1
GND2
MPFS
+24V1
MPED
MPWS
MPLD1
MPLD2
MPLS1
MPLS2
+24V1
DVCH1
TCS
GND2
+24V1
GND2
1
2
3
1
2
3
4
5
6
7
1
2
3
4
5
6
7
DVCH1
GND2
TCS
GND2
+24V1
Bias
2
3
4
DSWF
Bias
MSS
MPWS
MPLS1
MPLS2
MPED
MPLD1
MPLD2
MPFS
MSS
IDPWB
DMPWB
F-GND
+24V1
+5V1
GND1
GND2
1
2
3
4
1
2
3
4
+24V1
TXD-ADF
F-GND
RXD-ADF
+5V1
/DSR-ADF
RES-ADF
GND2
/DTR-ADF
3
4
5
6
7
8
9
10
11
3
4
5
6
7
8
9
10
11
12
12
GND1
F-GND
DH-L
DH-N
1
2
1
2
F-GND
ADF
F-GND
1
2
3
5
7
9
11
13
15
F-GND
/PCLED
PCS
/DMLED
DMS
+12V1
1
2
3
4
5
F-GND
GND2
CTS-RIC
/DSR-RIC
/RXD-RIC
TXD-RIC
+5V1
/DTR-RIC
/RTS-RIC
1
1
Bias
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
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
GND2
PWB
1
2
3
4
5
6
7
8
9
10
11
12
1
2
3
4
5
6
7
8
9
13
13
(NC)
13
1
2
3
TMS
GND2
TMS
GND2
8
9
10
11
12
8
9
10
11
12
9
8
7
6
5
4
3
9
8
7
6
5
4
3
1
2
2
1
QR/P8-12S-2C
QR/P8-8S-2C
1
2
3
4
5
6
7
8
9
1
2
2
1
10
11
12
13
14
10
11
12
13
14
+24V2
B13B-PH-K-S
15
16
15
16
/SPF SCAN
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
1
2
3
4
5
6
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
+5VLD
+38V
ICU
+24V1
ICU
GND1
ICU
GND1
ICU
+12V1
ICU
+5V1
ICU
+5V1
ICU
+5V1
ICU
+3.3V
ICU
+3.3V
ICU
-5V
ICU
GND2
ICU
GND2
ICU
GND2
ICU
GND2
ICU
+5V1
ICUS
+3.3V
ICUS
+3.3V
ICUS
+5V1
ICUS
+5V1
ICUS
GND2
ICUS
GND2
ICUS
GND2
ICUS
GND2
ICUS
GND2
ICUS
+12V1
HDI
GND1
HDI
+5V1
HDI
GND2
HDI
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
DVCH1
GND2
TCS
GND2
+24V1
TMS
GND2
/PCLED
PCS
/DMLED
DMS
+12V1
+5V1
GND2
/MM
MM-T
TXD-ADF
RXD-ADF
/DTR-ADF
(NC)
RES-LCC
/DTR-LCC
TXD-LCC
/DSR-LCC
1
2
3
1
2
3
3
4
5
5
4
3
TMS
GND2
+24V2
DSWF
DSWF(L)
DSWL
PDSEL0
PDSEL1
PDSEL2
+5V1
PD
GND2
/DL
+24V(DL)
+24V1
GND1
+24V1
/CL
GND1
/LED0
/LED1
+24V1
+5V1
GND2
OCSW
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
VAREF MPWS MPLD1 MPLD2 MPLS1
+5V1
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
1
2
2
1
/DL
+24V1
F-GND
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
MPLS2
1
2
3
2
VAREF
MPWS
MPLD1
GND2
TCS
3
2
1
3
2
1
+12V1
+12V1
/PCLED
PCS
/DMLED
DMS
/DSR-ADF
RES-ADF
RXD-LCC
RES-LCC
/DTR-LCC
TXD-LCC
/DSR-LCC
RXD-LCC
+5V1
GND2
+24V1
GND1
DH-L
DH-N
F-GND
2
9
10
8
11
3
4
5
6
7
GP1A22LC
8
7
6
5
4
13
12
11
10
9
8
7
6
5
4
3
2
1
+24V1
(NC)
(NC)
PCU CLK/
PCU TXD/
PCU RXD/
PCU RDY/
PCU LRQ/
SCAN/
LD START/
PCU RES
PAGE/
FW
F RES
VFM3
VFM3
2
1
VFM3
4
8
MSW PR/
+24V1
+24V1
MSW PR/
TXD-ADF
RXD-ADF
/DTR-ADF
/DSR-ADF
RES-ADF
(NC)
/SPF SCAN
+5V1
GND2
OCSW
+24V1
/LED0
/LED1
+24V1
/CL
GND1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1
2
3
DVCH2
DVCH3
DVCH4
DVCH2
DVCH3
DVCH4
10
11
12
10
11
12
+12V1
ScannerM
SM
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
SMP-03V-NC
DF1B-3EP-2.5RC(BL)
MSW
1
2
3
4
5
6
+38V(MM)
GND1(MM)
+5V1
GND2
/MM
MM-T
1
2
4
+12V1
+12V1
+12V1
+12V1
CN1
B24B-KRWHK
CN3
CN2
B26B-KRWHK
CN4
CN5
B32B-KRWHK
/PR
T-RES
/A2-RES
TXD-PRT
GND2
RXD-PRT
RTS-PRT
CTS-PRT
POFB
1
2
3
4
5
6
7
1
2
3
4
5
6
7
(NC)
+24V1
/RHS
GND2
TX+
TX-
RX+
RX-
/RHS
GND2
TX+
TX-
RX+
RX-
HAND SET
SP
SPOUT
GND1
1
2
1
2
3
1
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
GY
GY
RD
BL
GY
GY
RD
BL
BK
WH
BL
GY
GY
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
B20B-KRWHK
2
2
/SPF SCAN
LB
LB
LB
LB
LB
LB
LB
LB
LB
RD
RD
LB
LB
LB
LB
LB
LB
LB
LB
RD
GY
GY
RD
BL
GY
LB
LB
LB
LB
LB
LB
LB
LB
LB
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
1
2
3
4
5
6
1
2
3
4
5
6
/RHS
GND2
TX+
TX-
RX+
RX-
LB
LB
LB
LB
A
B
A
B
LB
LB
LB
LB
LB
LB
LB
LB
LB
/MODE1
/NODE2
/MODE4
/MODE5
TM1A
TM1B
TM1A
TM1B
TM1A
TM1B
TM1A
TM1B
1
2
3
+24V1
MSW PR/
CN1
CN2
CN3
CN1
/PFM
/SVREF1
/SVREF2
/SVREF3
/SVREF1
/SVREF2
/SVREF3
+12V1
0P
LB
LB
LB
LB
+24V3
OP
3
3
1
5
+38V MM
GND2 MM
+5V1 MM
RIC
AC
22
30
28
1
25
23
21
9
6
7
5
19
17
15
+5V1 SM
+5V1 ADF
+5V1 LCC
-5V LSU
+5V1 ICU
+5V1 ICU
+5V1 ICU
+3.3V ICU
+3.3V ICU
+3.3V ICUS
+3.3V ICUS
+5V1 ICUS
+5V1 ICUS
+5V1 ICUS
34
29
30
18
17
15
16
3
1
31
24
20
7
19
5
8
GND1 MM
+38V SM
GND1 SM
GND1 ADF
+24V1 ADF
+24V1 LCC
GND1 LCC
+12V1 ICU
+12V1 OP
+38V2 OP
GND1 ICU
GND1 ICU
+24V3 OP
+24V1 ICU
+12V1 HDI
GND1 HDI
4
2
13
11
9
7
23
21
19
17
15
25
GND2 ADF
GND2 ICU
GND2 ICU
GND2 ICU
GND2 ICU
GND2 ICUS
GND2 ICUS
GND2 ICUS
GND2 ICUS
GND2 ICUS
GND2 HDI
13
+5V1 HDI
CN703
(26Pin)
DC
P/S
DC
P/S
(2-7D)
(2-6D)
Bias
(2-5B)
(2-8D)
(2-4D)
+38V MM
(2-7D)
(2-3A)
(2-3A)
(2-3A)
(2-3A)
(2-3A)
(2-3A)
(2-3A)
(2-3A)
(2-3A)
CN704 (34Pin)
CN702 (30Pin)
1
3
5
4
1
3
4
5
1/2
GY
OR
RD
RD
GY
GY
PL
OR
OR
GY
RD
GY
RD
GY
PL
GY
BL
BL
BL
BL
OR
OR
OR
OR
BL
BL
BL
BL
BL
BL
BL
BL
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
ADF
ADF
ADF
ADF
LCC
LCC
LCC
LCC
PL
PL
GY
PK
LB
PL
BR
PK
LB
BL
GY
BR
RD
LB
GY
RD
PK
LB
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
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
GY
RD
BR
GY
PL
PK
LB
BR
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
LB
LB
LB
LB
LB
LB
GND2 LCC
1
1
2
9
10
8
11
12
12
3
4
6
5
7
/RHS
GND2
TX+
TX-
RX+
RX-
SPOUT
GND1
FRDY
RD
GY
LB
LB
LB
LB
LB
7
1
2
3
4
5
6
7
8
9
10
ICU
1
2
3
4
5
6
7
8
11
9
10
11
12
13
12
13
14
14
GND2
PCU CLK/
PCU TXD/
PCU RXD/
PCU RDY/
PCU LRQ/
SCAN/
LD START/
PCU RES
FW
F RES
FRDY
GND2
CTS-RIC
DSR-RIC
RXD-RIC
TXD-RIC
+5V1
DTR-RIC
RTS-RIC
GND2
TXD-PRT
RXD-PRT
RTS-PRT
CTS-PRT
POFB
(NC)
10
7
9
PAGE/
BL
GY
BL
OR
OR
BL
BL
BL
PL
OR
GY
GY
RD
RD
OR
BL
BL
GY
GY
GY
GY
PL
1
5
6
7
8
9
10
11
12
13
14
15
16
18
19
20
21
22
+5VLD
GND2
GND2
+5V1
-5V
B1
B2
B3
B4
SYNC/
VIDEO
VIDEO/
LDON/
GND2
START/
READY/
+24V1
GND1
+5VLD
GND2
GND2
+5V1
-5V
B1
B2
B3
B4
SYNC/
VIDEO
VIDEO/
LDON/
GND2
START/
READY/
+24V1
GND1
1
4
10
9
11
8
7
6
5
3
12
13
14
1
3
2
5
4
1
3
2
5
4
CN4
CN6
PWB
LSU
A
B
S28B-KRWHK
S22B-PHDSS
B14B-PH-K-S
BL
GY
GY
BL
BL
PL
BR
LB
PK
BR
LB
PL
PK
GY
PL
OR
RD
GY
22
17
15
13
8
14
5
4
3
2
1
6
11
12
18
19
20
21
16
CN4 DF1B-22DS-2.5RC
(NC)
(NC)
PTH
PTH
GND2
PTH
GND2
6
7
3
2
PTH
GND2
4
1
3
F RES
3
2
4
PAGE/
2
FRDY
1
FW
GY
+24V1
/PFM
GND1
3
1
3
LB
GY
(2-6A)
(2-6A)
(2-6A)
PTH
GND2
(NC)
(NC)
(NC)
(2-4D)
(2-8D)
(2-8D)
(2-8D)
(2-8D)
(2-8D)
(2-7D)
LCC
FAX available model only
FAX available model only
+12V1 HDI
1
3
2
4
GND1 HDI
+5V1 HDI
GND2 HDI
HDD
– 1 –
– 2 –
AR-336
4/2/1999
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