Sharp XE-A203 Service Manual - Page 18

Driving Circuit

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8 7 DRIVING CIRCUIT VP D 1 P101 R72 10KF R74 10KF 1 TH C29 0.1uF 6 5 VCC R73 30KF C30 330pF P100 VCC R71 56KF 8 3 + 2 - 4 1 IC8A BA10393 1 R75 5.1KF VO 1,3 TCOFF 3 4 3 VO 2,3 8 5 + 7 6 - 4 IC8B BA10393 2 1 2/4 VP NOT INSTALL C28 0.1uF CN4 1 2 EH-2A 2 1 MOTOR R76 1 1K Q1 2SD2212 D MOTOR 3 XE-A203U/XE-A203A CIRCUIT DIAGRAM AND PWB LAYOUT - 16 - C 1 1 B A D2 /S4 2 1 S 1 1SS133 G2 D 3 P91 P91 Q2 2SK2731 1 1 PE 1 1 C33 0.1uF KST0 KST1 KST2 KST3 /S7 VCC IC9 1 2 A B VCC Y0 16 15 3 4 5 6 C G2A G2B G1 Y1 Y2 Y3 Y4 14 13 12 11 7 8 Y7 GND Y5 Y6 10 9 74HC138 /S0 /S1 /S2 C32 /S3 /S4 0.1uF /S5 /S6 2 1 VCC + C31 10uF/50V P91 D3 /S3 2 1 1SS133 1 3 Q3 2 HUPS KRC111S CN6 VCC VLED IC10 VCC 1 2 3 4 5 6 7 A B C G2A G2B G1 Y7 VCC Y0 Y1 Y2 Y3 Y4 Y5 16 15 14 13 12 11 10 /S8 /S9 C36 0.1uF 1 8 GND Y6 9 74HC138 VP VCC 1 34 33 32 C37 + C38 47uF R10 31 30 29 28 27 26 25 24 23 a b c d e f g dp a 1 b 1 c 1 d 1 e 1 f 1 g 1 dp 1 0.1uF 50V CN10 1 2 3 4 5 2 10K AS /BS BS /AS 1 1 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 /S0 /S1 /S2 /S7 /S8 /RESET P90 P91 P92 P93 P94 P95 P96 P97 /S9 /VON /S0 /S1 /S2 /S7 /S8 /RESET P90 P91 P92 P93 P94 P95 P96 P97 /S9 /VON 1 1 1 1 1 1 1 1 1 3 5 4 3 2 1 /S3 /S4 /S5 /S6 /S3 /S4 /S5 /S6 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 1 /LAT 1 1 TH 1 /STB1 1 /STB2 1 CLK 1 DAT 1 PE HUPS 1.25-2-34P 1.0-11-26P R11 10K R80 PRINTER CN 2K C40 R81 0.1uF 4.7K C41 0.1uF KEY CN DR1 VO F1 T500mA/250V + C35 10uF/50V VDR JUMPER WIRE(FB1) FB1 C66673 C34 0.1uF 2 R77 1 1.8K Q4 2SD2212 3 2 D4 1SS133 1 ENA1 ENA2 IN1 IN2 VCC IC11 1 VCC 2 13 ENA1 ENA2 6 9 IN1 IN2 7 14 GND GND LB1838M VP VS1 VS2 4 11 OUT1 3 OUT2 OUT3 OUT4 5 12 10 8 VCONT 1 AS /AS BS /BS + C39 10uF/50V 2 8 7 6 5 4 3 TP2 CN5 D18 1N4002 3 2 1 2510-3A STRAIGHT CON 2 1 FB2 C66673 JUMPER WIRE(FB2) D 3 2 1 G S 2SK2731 123 BCE 2SD2212 2 DRAWER C C 3 2 1 B E B KRC111S A 1

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XE-A203U/XE-A203A
CIRCUIT DIAGRAM AND PWB LAYOUT
– 16 –
MOTOR
DRAWER
STRAIGHT CON
JUMPER WIRE(FB2)
D
G
S
JUMPER WIRE(FB1)
NOT INSTALL
KEY CN
PRINTER CN
2SK2731
1
2
3
S
G
D
KRC111S
2
3
E
B
C
1
2SD2212
2
B
C
1
3
E
P93
/S0
P94
/S3
d
a
/S1
dp
P95
/AS
/BS
/S2
BS
P96
e
b
P91
/S7
P97
/S4
/S8
/S5
VDR
P91
/RESET
/S9
/S6
AS
f
P90
P92
/VON
c
g
/BS
AS
BS
/AS
P95
1
/S8
/S9
f
1
/S4
P101
1
c
1
/S2
PE
HUPS
/S1
VO
2,3
IN1
1
/S5
/S3
P90
1
/S8
KST3
1
P100
1
dp
1
P96
1
/S0
P94
1
P91
1
e
1
P91
1
VO
1,3
/S7
IN2
1
/S6
/S3
KST2
1
/S0
b
1
TH
1
TCOFF
3
/S6
/RESET
1
P91
1
/S7
/S5
ENA2
1
/S3
g
1
P93
1
KST1
1
/S1
d
1
MOTOR
1
/VON
3
/S2
a
1
DR1
1
P92
1
/S4
/S4
ENA1
1
/S9
KST0
1
P97
1
TH
1
CLK
1
/STB1
1
PE
HUPS
/STB2
1
/LAT
1
DAT
1
VP
VP
VO
VCC
VLED
VP
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VP
R72
10KF
R74
10KF
D2
1SS133
1
2
IC9
74HC138
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
A
B
C
G2A
G2B
G1
Y7
GND
Y6
Y5
Y4
Y3
Y2
Y1
Y0
VCC
+
-
IC8A
BA10393
3
2
1
8
4
D18
1N4002
1
2
+
C35
10uF/50V
IC11
LB1838M
1
2
13
6
9
7
14
4
11
3
5
12
10
8
VCC
ENA1
ENA2
IN1
IN2
GND
GND
VS1
VS2
OUT1
OUT2
OUT3
OUT4
VCONT
R73
30KF
D4
1SS133
1
2
C41
0.1uF
R11
10K
F1
T500mA/250V
TP2
IC10
74HC138
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
A
B
C
G2A
G2B
G1
Y7
GND
Y6
Y5
Y4
Y3
Y2
Y1
Y0
VCC
C28
0.1uF
C36
0.1uF
Q4
2SD2212
1
3
2
CN6
1.25-2-34P
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
C32
0.1uF
C29
0.1uF
CN10
1.0-11-26P
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
C30
330pF
R81
4.7K
Q3
KRC111S
2
1
3
C33
0.1uF
R71
56KF
+
C39
10uF/50V
1
2
C37
0.1uF
+
-
IC8B
BA10393
5
6
7
8
4
D3
1SS133
1
2
CN4
EH-2A
1
2
Q1
2SD2212
1
3
2
R77
1.8K
FB1
C66673
R76
1K
+
C31
10uF/50V
1
2
FB2
C66673
CN5
2510-3A
1
2
3
+
C38
47uF
50V
1
2
Q2
2SK2731
2
3
1
R80
2K
C40
0.1uF
R10
10K
C34
0.1uF
R75
5.1KF
A
B
C
D
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
D
C
B
A
2/4
DRIVING CIRCUIT