Sharp AR-C270 (serv.man16) Service Manual ▷ View online
13 – 4
(4) DV, HOPPER SECTION
GND2
GND2
DVCHK
GND2
TCS_K
RTHK
+5V
DMS K
/DMLED K
+24V
9
8
6
7
1
2
3
4
1
+24V
3
/DLK
/DLC
+24V
1
3
RTHC
/DMLED C
DVCHC
+24V
+5V
DMS C
TCSC
DLM
3
2
1
DMSM
TCSM
+5V
/DMLED M
DMSM
+24V
RTHM
DVCHM
+24V
/DLY
+24V
/DLM
+24V
TCSY
/DMLEDY
RTHY
DVCHY
+5V
DMSY
1
2
DLY
3
DMSY
5
10
9
8
6
7
1
2
3
4
5
10
9
8
6
7
1
2
3
4
5
10
9
8
6
7
1
2
3
4
5
10
1
3
1
3
DLK
DMSK
TCSK
1
2
3
2
DLC
DMSC
1
3
CN 8 (3pin)
CN 9 (10pin)
CN 6 (3pin)
CN 4 (3pin)
CN 2 (3pin)
CN 7 (10pin)
CN 5 (10pin)
CN 3 (10pin)
DRIVER
PROCESS
PWB
RD
BL
LB
PL
OR
RD
LB
GY
LB
PL
OR
RD
LB
GY
RD
BL
RD
BL
BL
RD
BL
RD
LB
PL
OR
LB
PL
OR
RD
LB
GY
RD
LB
PL
OR
RD
LB
GY
OR
RD
OR
LB
PL
OR
LB
PL
OR
LB
PL
OR
RD
BL
RD
BL
RD
BL
GND2
GND2
GND2
GND2
GND2
GND2
GND2
GND2
GND2
DV HARNESS K
DV HARNESS C
DV HARNESS M
DV HARNESS Y
TCS
HARNESS
DMS
PWB HARNESS
3
2
1
DMS
PWB HARNESS
DMS
PWB HARNESS
DMS
PWB HARNESS
DV UNIT
4
1
GND2
+24V
3
TCSK
2
PCU
PWB
12
10
22
14
20
24
18
8
16
6
CN119 (28pin)
RD
GY
GY
DMSLED
+5V
PRD_AN M
PRD_STB/
PRD_AN Rth
PRD_AN K
GND2
PRD_CLK
TM b
PRD_AN Y
TM a
PRD_DATA
PRD_AN C
6
PRD_DATA
TM a
PRD_AN Y
PRD_CLK
14
PRD_AN Rth
12
9
10
PRD_STB/
1
PRD_AN M
7
5
PRD_AN K
PRD_AN C
8
15
13
11
CN 1 (15pin)
GND2
GND1
+24V
TM b
+5V
DMSLED
4
3
2
LB
PL
BL
BR
PK
BR
BL
PL
LB
PK
BR
OR
SMR/P-N
SMP/R-N
51021-0400
PHR
PHR
PHR
PHR
PHR
PHR
PHR
PHR
PHR
SMR/P-N
SMR/P-N
SMR/P-N
26
4
2
15
1
2
3
4
5
6
7
8
9
10
11
12
13
14
16pin
DF1B-DEP/DES
PROCESS PWB
RELAY HARNESS
BR
BL
LB
PK
BR
BL
PL
PL
GY
BR
1
TMK-a
3
2
GY
3
3
1
PL
TMC
BL
GY
3
TMM-a
TMM
TMY-b
LB
TONER HOPPER UNIT
1
FG
PK
TMC-a
TMY
GY
2
1
TMK-b
BR
FG
TMY-a
BL
2
TMC-b
2
PL
FG
TONER HOPPER HARNESS
TMK
TMM-b
GY
FG
OR
GY
BR
HOPPER RELAY HARNESS
2
1
4
3
6
5
8
7
9
12
11
10
FG
GY
DF1B-DEP/DES
SMP/R
12pin
TMC-b
TESK
9
6
TMM-b
12
TMC-a
TMK-b
TMK-a
TMY-b
1
2
7
5
11
4
TMY-a
3
8
TMM-a
+5V
10
GND2
CN 10 (12pin)
FG
FG(TM)
PHR
RD
LB
GY
BL
BL
2
1
3
SMP/R-N
RD
1
TCSC
GND2
GY
4
TCSC
51021-0400
LB
3
TCS
HARNESS
+24V
2
1
+24V
3
TCSM
GND2
2
4
TCSM
RD
LB
GY
TCS
HARNESS
51021-0400
2
1
3
SMP/R-N
+24V
1
2
3
GND2
TCSY
4
TCSY
RD
LB
GY
3
1
2
TCS
HARNESS
51021-0400
SMP/R-N
GY
GY
SMP/R
SMP/R
SMP/R
DEVELOPING BIAS HARNESS
DEVELOPING BIAS HARNESS
DEVELOPING BIAS HARNESS
DEVELOPING BIAS HARNESS
2
4
6
8
10
12
14
16
18
20
22
24
26
CN714 (34pin)
CN705
(28pin)
PHDR
FFC
+24VN2
GND1
PRD_STB/
PRD_CLK
PRD_DATA
PRD_AN Rth
PRD_AN Y
PRD_AN M
PRD_AN C
PRD_AN K
DMSLED
TM a
TM b
+5VN
CN
PWB
AC PARTS
HARNESS
PCU
FFC C
28
22
17
18
15
16
13
14
11
9
7
5
3
25
20
GND
3
Rc
2K ohm
Rm
6.2K ohm
Ry
18K ohm
13 – 5
(5) PROCESS SECTION
HV PWB
CN
PWB
PCU
PWB
BR
BL
GY
PL
GND2
4
6
8
CN104 (28pin)
2
PCU HARNESS A/B
(MC)
/TCCLK
/TCDATA
+24V
GND1
8
5
6
7
CN B PHR-8
/TCSTB
4
PCU
SUB
PWB
PHR-5
4
1
5
3
+24V
2
HV PWB
(TC)
THVM
THVC
THVY
THVK
#187 F
TC Y
TC C
TC K
TC HARNESS
RD
GY
BR
BL
PL
PL
BR
BL
GY
RD
RD
RD
RD
RD
HVu RELAY HARNESS
/TCDATA
GND1
/TCSTB
/TCCLK
BELT UNIT
TRANSPORT HIGH VOLTAGE
RELAY HARNESS L
/MCSTB
/MCCLK
/MCDATA
DRIVE HIGH VOLTAGE
HARNESS
#250
MC K
GB K
#187
#110
DV BIAS K
RD
RD
RD
RD
RD
RD
WH
RD
RD
DV Bias K
GB K
MC K
DV Bias M
GB Y
MC Y
DV Bias Y
DV Bias C
GB C
MC M
GB M
MC PWB
MC C
#187
GB C
DV BIAS C
#110
GB M
DV BIAS M
#110
#187
#110
DV BIAS Y
#187
GB Y
#250
MC CMY
MC HOLDER UNIT
WH
WH
WH
WH
RD
RD
RD
RD
RD
RD
RD
RD
SRA
SRA
SRA
SRA
SRA
SRA
SRA
SRA
#187
#187
#187
#187
#187 F
#187 F
#187 F
#187 F
#187 F
#187 F
#187 F
TC M
#250
#250
#250
#250
GY
BL
OR
TFD RELAY HARNESS
NH
TFD
SMP/R
10
TFD
1
8
2
10pin
3
+5V
9
GND2
BL
GY
OR
CN117 (30pin)
GND(VFM)
LSUFM
26
28
VFM
1
2
GND
VFM
LB
GY
PK
VFM
3
RD
RD
+24VL
+24VL
2
3
LSUFM
LSUFM
GND
1
SMR/P-B
SMR/P-N
5
TFD
DCFM
30
CN 713
(24pin)
23
16
17
24
18
CN 708
(26pin)
POD
POD
+5VN
2
3
1
GND2
1
2
3
BL
OR
GY
SMP/R-N
PHR
3pin
20
19
OR
BL
GND1
GY
/MCDATA
PL
6
GND2
/MCCLK
CN401 (6pin)
RD
+24V
BL
1
/MCSTB
02
4
5
GY
PHR
3
BR
2
DCFM
RD
+24VL
2
3
DCFM
GND1
1
DF1B-EP/ER
PCUFFC A
CN 707
(30pin)
EXHAUST FAN HARNESS
DC HARNESS R
9
25
3
GND
+5V
TFD
+24VL
LSUFM
GND
+24VL
VFM
POD
+5VN
22
GNDVFM
GY
29
26
28
30
29
PHDR
PCUFFC B
5
CN118 (26pin)
CN706
(26pin)
1
1
POD
GY
GND
15
PHDR
2
GY
GND
5
+24VL
CN804(10Pin)
PHDR
RD
1
E-STAR
PWB
+24VL
DCFM
GND1
16
17
15
CN 711
(18pin)
BL
GY
PHDR
RD
OZFM
SMP/R
BL
2
3
+24V
PL
ICUFM
/OZFM
1
RD
BL
PL
27
4
CN103 (18pin)
+24V
ICUFM
2
/OZFM
13 – 6
(6) OPTICAL UNIT
CN
PWB
3
1
GND2
CL
CN706 (26pin)
BR
OR
CN 2 (3pin)
CN 3 (3pin)
CL
GND2
3
1
CL L
CL N
OPTICAL UNIT
GY
BL
CN 711 (18pin)
+5VN
MHPS
OR
GY
BR
3
MHPS
1
MHPS
GND2
2
+5V
2
CFM1
CFM1
1
BR
+24V
RD
3
GND1
GY
51024
DF1B-ES/EP
VHR
CL
REGU-
LATOR
PWB
CFM1
GND1
+24VN2
RD
GY
BR
OPE
CONTROL
PWB
SMRST
SMPWM
/CWB
SMCLK
/SM_ENB
2
4
1
6
3
CN 2 (6pin)
/CWB
SMCLK
/SM_ENB
GND2
SMPWM
/SMRST
5
SCANNER
MOTOR
GND1
+5VN
PHR
PK
BR
BL
PL
LB
DRIVE
PWB
OPTICAL HARNESS B2
CN 1 (4pin)
1
2
3
OR
RD
GY
XA
LB
BR
PL
BL
GY
PK
CN 1 (4pin)
CLR L
2
CLR N
4
VHR
CN 1 (4pin)
CLR L
1
CLR N
4
VHR
TO AC
CIRCUIT
SECTION
100V
200V
3
OCSW
DF1B-ES/EP(BL)
6
RD
LED
/LED1
1
PK
3
GND3
1
4
OCSW
LB
/LED0
PWB
1
3
GY
5
+5VL
2
PL
+26VL
ORS
2
H3P-SHF-AA
2
OR
+5VL
+26VL
24
PK
OCSW
RD
18
/LED1
GND3
PL
/LED0
20
14
LB
22
16
GY
OR
3
2
SM_U
1
CN 3 (3pin)
XA
SM_W
SM_V
SCANNER
MOTOR
+24VL
CFM1
MHPS
SMRST
/SM_ENB
/CWB
SMCLK
GND2
SMPWM
CN 712 (20pin)
CN104 (24pin)
CFM1
MHPS
SMRST
/SM_ENB
/CWB
SMCLK
GND2
SMPWM
6
PCU
PWB
CN118 (26pin)
6pin
SMR/P
12
3
+5VL ADF
4
7
8
9
5
RXD-ADF
FG
6
/DSR_ADF
GND3 ADF
/DTR-ADF
+24VN1
11
RES-ADF
GND1
AR-RF1
ADF UNIT
FG
12pin
6
5
11
12
10
8
4
7
9
3
BR
BL
PL
LB
PK
RD
OR
GY
GY
GY
ELR
PHR
BK
WH
WH
BK
OPTICAL HARNESS B2
CL LEAD HARNESS
2
1
2pin
ELR/P
COPY LAMP
ELR/P
1
2
4pin
TXD-ADF
10
+24VL
RD
RXD-ADF
/DSR_ADF
/DTR-ADF
GND1
RES-ADF
+5VL ADF
+24VN1
TXD-ADF
GND1
GY
BR
BL
PL
LB
PK
OR
RD
GY
PHDR
BL
GY
1
3
4
GY
RD
OR
SMP/R
(4Pin)
TO CCD
SECTION
2
4
6
8
10
12
DF1BDES/P
24pin
AC PARTS HARNESS
OPERATION MAIN HARNESS
AC HARNESS R
VLP/R
7
8
8pin
AC PARTS HARNESS
AC HARNESS R
PCUFFC B
4
9
10
8
6
1
13
11
3
18
18
14
17
20
15
7
5
19
16
14
12
2
CL
7C
L
8
10
12
14
16
18
20
13
15
17
19
21
CN117 (30pin)
PCUFFC A
CN707 (30pin)
TXD-ADF
RXD-ADF
/DTR-ADF
/DSR_ADF
RES-ADF
RES-ADF
/DSR_ADF
/DTR-ADF
RXD-ADF
TXD-ADF
6
7
8
10
12
14
16
18
20
13
15
17
19
21
FFC
FFC
1
2
3
13 – 7
(7) OPERATION UNIT
1
3
5
7
9
11
19
17
13
CN
PWB
OP R
PWB
9
LCD-VDD
D1
GND3
D3
5
LCD-VEE
D2
D0
4
3
//DIS
CP2
M
8
11
12
CP1
S
7
10
6
1
2
CN105 (12pin-FCC)
LCD
UNIT
OPERATION UNIT
1
2
3
4
5
6
7
8
9
10
11
12
S
CP1
CP2
M
//DIS
D0
D1
D2
D3
LCD-VDD
GND3
LCD-VEE
CN715 (34pin)
GY
BR
BL
PL
PK
BR
BL
PL
GND3
/OP-RXD
/OP-TXD
/OP-CLK
/OP-LRQ
/OP-RDY
OP-RES
FWS(OPE)
RD
OR
24pin
OP LR HARNESS
21
23
18
16
20
22
14
OR
BR
AC PARTS HARNESS
1
2
3
4
TOUCH
PANEL
YH
/XL
/YL
XH
YH
2
/XL
4
XH
3
/YL
1
CN107 (4pin-FCC)
24
/CARD
2
/SEL
4
/DATA
3
/CLOCK
1
CN102 (6pin)
+5VL
GND3
5
6
1
3
2
6
5
4
AR-EC1
6pin
(JAPAN ONLY)
OPTION
CARD READER UNIT
1
2
3
POF
WAKEUP
GND3
PRINTER
I/F PWB
PH
1
2
3
3pin
OR
GY
LB
(OPTION)
8
7
4
5
6
1
2
3
CN C (9pin-FFC)
9
/F0
/F2
/F3
SEG0
SEG1
K5
S2
S1
S0
6
1
5
7
9
4
8
3
2
CN D (11pin-FFC)
10
11
/F0
/F1
/F2
/F3
SEG0
SEG1
/BZR
+5VS
/KEY IN
TH
GND3
4
/F2
5
/F3
6
7
/BZR
1
3
TH
/KEY IN
+5VS
GND3
8
10
9
11
CN103 (11pin-FFC)
/F1
2
SEG1
SEG0
/F0
OP R HARNESS
+24VL
+5VL
+5VS
/L-POWER
6
7
5
- - -
OP L
PWB
- - -
PRTL
S1
COPYL
GND3
2
CN B (5pin-FFC)
K5
2
1
4
SEG1
4
S2
/F0
1
3
CN A (9pin-FFC)
5
S0
3
/F2
SEG0
8
9
/F3
20
12
10
8
6
4
1
2
27
31
29
21
5
GY
10
18
TO
OPTICAL
SECTION
3
GY
/OP-TXD
9
11
GND3
WAKEUP
NC
DF1B-DES/DEP
GY
+5VL
PH
BEAR OPE
CONTROL
PWB
OCSW
/PDSEL0
8
3
LB
1
/OP-CLK
2
PK
16
/L-POWER
+5VL
PHR
(NC)
GND3
+26VOP
BL
PL
8
12
5
2
ORS
+5VL
/LED0
CN106 (5pin-FFC)
3
PRTL
+26VL
2
PWB
PD
BR
GY
+26VL
20
6
COPYL
- - -
GND3
1
GND3
LB
5
/PDSEL0
/OP-RXD
PD
- - -
4
+26VOP
/PDSEL1
23
INVE
RTER
PWB
LB
GND3
4
+5VS
1
6
PD
/OP-RDY
17
BR
+5VL
/LED1
14
GND3
15
7
19
RD
GND3
CN101 (8pin)
2
BL
3
GY
24
/PDSEL1
GND3
5
+5VS PRT
6
BR
DF3
21
13
3
OP L HARNESS
/PDSEL2
4
OP-RES
CN 1 (3pin)
1
PL
PHD
OPERATION MAIN HARNESS
FWS(OPE)
4
GND3
PL
OR
CN104 (24pin)
/OP-LRQ
GND3
2
/PDSEL2
22
1
7
/OP-RXD
/OP-TXD
/OP-CLK
/OP-LRQ
/OP-RDY
OP-RES
FWS(OPE)
GND3
CN119 (28pin)
CN705 (28pin)
17
19
21
23
25
27
29
15
15
17
19
21
23
25
27
29
PCU
PWB
PCU
FFC C
FFC
3
TO AC
SECTION
SMR/SMP
SMR/
SMP
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