AR-335 (serv.man26). AR280 285 335 Circuit RADF - Sharp Copying Equipment Service Manual (repair manual). Page 3

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4
1
3
5
6
2
4
1
3
5
6
2
A
B
C
D
E
F
G
H
I
A
B
C
D
E
F
G
H
I
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
1
2
3
4
5
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9
10
12
13
14
15
16
17
18
19
20
60
59
58
57
56
54
53
52
51
50
49
48
47
46
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43
42
41
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
P43/AD3
P44/AD4
P45/AD5
P46/AD6
P47/AD7
P50/A8
P51/A9
P52/A10
P53/A11
P54/A12
P55/A13
P56/A14
P57/A15
P60/A16
P61/A17
P62/A18
P63/A19
P64/RD
P65/WR
P66/*WAIT
P75/ANI5
P76/ANI6
P77/ANI7
AVDD
AVREF1
AVSS
ANO0
ANO1
AVREF2
AVREF3
P20/NMI
P21/INTP0
P22/INTP1
P23/INTP2/CI
P24/INTP3
P25/INTP4/ASCK
P26/INTP5
P27/SI
P30/RXD
P31/TXD
P3
2/
*S
CK
P3
3/
S
O
/SB0
P3
4/
T
O
0
P3
5/
T
O
1
P3
6/
T
O
2
P3
7/
T
O
3
*R
ESE
T
X2
X1
PO0
PO1
PO2
PO3
PO4
PO5
PO6
PO7
P6
7/
*R
E
F
RQ
P7
4/
A
N
I4
P7
3/
A
N
I3
P7
2/
A
N
I2
P7
1/
A
N
I1
P7
0/
A
N
I0
P1
7
P1
6
P1
5
P1
4
P1
3
P1
2
P1
1/
P
W
M1
P1
0/
P
W
M0
MODE
AST
B
P4
0/
A
D
0
P4
1/
A
D
1
P4
2/
A
D
2
TP30
TP11
TP10
4
1
2
3
6
7
R4
22K
R3
22K
R2
22K
R1
22K
R24
10K
DFD
DTD
DSR
+5V
+5V
Q1
FN1L3N1
Q2
FN1L3N1
MDL1 CN2-7
CN2-8
20
22
10
9
8
7
6
5
4
3
25
24
21
23
2
26
27
2
5
6
9
12
15
16
19
1
11
3
4
7
8
13
14
17
18
CRG10G103J
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
R26
10K
+5V
MDL1
SGND CN2-9
+5V
DO
*CS
SK
DI
IC3
LE93C46M1
R49
100K
E2ROM+5V
R50
10
D1
C1
100µ F
+5V
D3
+5V
R41
10K
R42
10K
R8
10K
+5V
DTR
DSL1
DSL2
DTDDA
DFDDA
DTDOUT
DFDOUT
DFMRS
DLS3
TXD
RXD
IC11
µ PD78233GC-3B9
+5V
*OC
G
1D
2D
3D
4D
5D
6D
7D
8D
1Q
2Q
3Q
4Q
5Q
6Q
7Q
8Q
TC74HC373AF
IC1
IC2
AD (15 ~ 0)
O0
O1
O2
O3
O4
O5
O6
O7
*CE
*OE
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
LE27C256F
80
79
78
77
76
75
74
72
71
70
68
67
66
65
64
63
62
61
1
2
3
4
5
6
7
8
9
10
11
12
14
15
16
17
18
19
20
21
RA1-1
RA2-1
10K
x 8
+5V
+5V
10K
x 8
+5V
R2
7
10
K
R2
8
10
K
14
13
12
11
12
13
14
15
16
17
18
0
1
2
3
4
5
6
7
TP27
23
24
25
26
27
28
30
32
33
34
35
36
37
38
39
40
C42
0.1µ F
R91
820
OSC2
CSTS ~ OMGW
R90
1.0M
LED1
R89
1.5K
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
DFMPWM
FANPWM
NC
NC
D0
D1
D2
D3
D4
D5
D6
D7
XIN
XOUT
PWM1
PWM2
PWM3
PWM4
PWM5
PWM6
PWM7
PWM8
GL3PR8
60
59
58
57
56
55
54
53
51
50
49
48
47
46
45
44
43
42
41
FGOD
AUOD
DHS
DSS
+5V
P7
P6
P5
P4
P3
P2
P1
P0
BORROW
S2Q
S2B
S2A
TCLK
TESTI1
TESTI0
S1Q
S1B
NC
NC
NC
NC
M2
L
1
M2
L
2
M2
H1
M2
H2
M2
PWM
M2
CUR
M2
DI
R
M2
CL
K0
M2
CL
KA
M2
CL
KB
RES1
WD
T
RES2
S1
A
ROMCS
A1
5
A1
4
A3
A2
A1
A0
CHGCL
K
WR
RD
M1
H2
M1
H1
M1
L
2
M1
L
1
NC
NC
M1
CUR
M1
PWM
LSI-LC93043A-V54
IC7
2
3
6
7
12
+24V CN4-6
+24V
+24V CN4-5
*B
CN4-1
B
CN4-2
*A
CN4-3
A
CN4-4
13
15
14
16
9
11
8
10
5
4
A1
A2
B1
B2
VREF
TD1
TD2
SG
PG
VREF
+5V
C10
10µ F
PGND
TP28
R88
1.0K
PGND
C53
100µ F
A10
A20
B10
B20
NC
IC8
STK6713BMK4
C32
100PF
C39
0.1µ F
TP22
TP33
R113
68K
R116
20K
DFMPWM
TP44
RESE
T
10
9
8
7
6
1
2
3
4
5
3
4
1
2
PSW1
SKHHPK
SW1-1
SW1-2
SW1-3
SW1-5
OSC1
CST9 ~
83MTW
DRSOL CN8-5
+24V
CN5-4
PGND
Q14
2SK1282-Z
+24V
D8
SS14
1
2
3
4
5
6
7
0
ORG
TEST
Display LED
SB02-030
TP16
RDD
RDDLED
DWVR
RDDOUT
SW1-4
FD+24V
DFM1 CN5-1
10
11
6
7
2
9
8
+5V
4
2
6
3
1
13
16
C49
0.1µ F
INA
INB
INC
IND
CLK
VCC2
SG
OUT1-1
OUT1-2
OUT2-1
OUT2-2
VZ
VCC1-1
VCC1-2
PGND
DFM2 CN5-2
IC10
SK-BMS-5H
L1
72µ H
L2
72µ H
SK-BMS-5H
PG1
PG2
4
5 STK681-050
C34
1µ F
C28
0.1µ F
+5V
R62
4.7K
IC9-3
8
9
14
µ PC339G2
TP40
FD+24V
PGND
PGND
R99
0.39
R98
0.39
R97
0.39
R20
10K
C7
1000PF
R84
2.2K
R39
24K
R67
750
ZD2
12V
R37
10K
TP23
+5V
R9
10K
IC5.3
HD74LS06FP
6
5
D2
SB02-030
+5V
R5
10K
VCC
GND
C
OUT
+5V
IC6
M51953BFP
7
6
5
4
C4
1000PF
C9
0.33µ F
RESET
TGOD
RDDPWM
DRMPWM
DFSOL CN5-3
+24V
CN5-4
PGND
Q15
2SK1282-Z
FD+24V
D7
SS14
8
TP36
R82
1.0K
2
3
6
7
12
+24V CN7-3
+24V
+24V CN7-4
*B
CN7-5
B
CN7-6
*A
CN7-7
A
CN7-8
13
15
14
16
9
11
8
10
5
4
A1
A2
B1
B2
VREF
TD1
TD2
SG
PG
VREF
+5V
C11
10µ F
PGND
PGND
C54
100µ F
A10
A20
B10
B20
NC
IC12
STK6713BMK4
C33
100PF
C37
0.1µ F
TP43
TP42
R112
68K
R114
9.1K
DRMPWM
TP45
CONTROL PWB CIRCUIT-1 (RADF)
Reverse
motor
Transport
motor
Paper feed
motor
Reverse
solenoid
Paper feed
solenoid
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