Read Sharp XE-A303 (serv.man4) Service Manual online
XE-A303 (V)
CIRCUIT DIAGRAM AND PWB LAYOUT
– 21 –
PRINTER DRIVING
4/7
C
D
B
A
C
D
B
A
876
5
4
321
8
76
5
4
321
2SJ511
1
3
2
G
DS
E
2
3
C
DTC114EK
A
B
1
1
DS
3
G
NTD2955
T
2
D
2SK2731
1
2
3
S
G
NOT INSTAL
L
NOT INSTAL
L
4
D
G
D
S
modified 06,
1
3
VPTE
S
T
0
VPT
E
S
T
1
TCOFF
0
TCOFF
1
PE
S
O
N
1
VHCO
M
0
1
ST
R
B
0
1
#
1
ST
R
B
0
2
#
1
ST
R
B
0
3
#
1
VPTE
S
T
0
1
VPTE
S
T
1
1
VHC
O
M
1
1
STR
B
1
1
#
1
STR
B
1
3
#
1
STR
B
1
2
#
1
HT
M
0
HTEM
P
0
1
HT
M
1
HT
EM
P
1
1
VCC
7
PSVC
C
6
VCC
PSVC
C
VCC
24
V
VCC
VHR
24
V
VCC
VCC
VCC
24
V
VCC
VCC
24
V
VCC
VHJ
VCC
R154
10K F
R144
1K
R153
56KF
FB6
EFCB322
513T
S
R146
5.6K
D13
1SS3
5
5
1
2
R139
51
K
C61
0.1UF
C62
470uF/50V
1
2
D1
1
1SS3
5
5
1
2
R157
5.1KF
D14
1SS3
5
5
1
2
R142
10K
D15
1SS3
5
5
1
2
D10
1SS35
5
1
2
R158
100K F
Q7
2SK27
3
1
2
3
1
+
-
IC13A
BA103
9
3
3
2
1
8
4
FB8
EFCB32
2513T
S
F3
T1.6A/
2
5
0
V
Q5
NTD2
9
5
5
T
1
3
4
D16
1SS3
5
5
1
2
D18
1SS3
5
5
1
2
C60
0.1UF
FB7
EFCB32
2513T
S
Q3
2SJ51
1
1
3
2
F2
T1.6A/25
0
V
Q4
DTC1
1
4
E
K
A
B
C
E
C65
10uF/50V
1
2
R155
10K F
D17
1SS3
5
5
1
2
D20
1SS3
5
5
1
2
Q6
N
T
D
2955T
1
3
4
R152
56KF
C63
470uF/50V
1
2
C69
0.1uF
R147
5.6K
R140
10K
C64
10uF/50V
1
2
R151
47K
R159
100K F
D19
1SS3
5
5
1
2
R149
15
K
R156
5.1KF
R143
10
K
R138
51K
R148
47
K
+
-
IC13B
BA103
9
3
5
6
7
8
4
C59
22uF/16V
1
2
C1
14
0.1uF
FB9
EFCB322
513T
S
R137
330
R145
1K
C67
0.1uF
D12
1SS3
5
5
1
2
R141
10
K
D9
1SS3
5
5
1
2
C57
22uF/16V
1
2
C68
0.1uF
R136
4.7K
Q8
2SK27
3
1
2
3
1
R150
15
K
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