Sharp XE-A203 Service Manual - Page 25

Popup Circuit

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XE-A203U/XE-A203A CIRCUIT DIAGRAM AND PWB LAYOUT - 23 - 8 7 6 5 4 3 2 1 ■ POPUP CIRCUIT 1/1 D D G7' G6' G5' G4' G3' G2' G1' LED4 LA56S1-S2 LED3 LA56S2-S2 LED2 LA56S2-S2 LED1 LA56S2-S2 13 14 13 14 13 14 8 3 3, 8 14 13 14 13 14 13 C 5 10 9 1 2 4 6 7 dp g f e d c b a 417 1 2 3 16 9 7 5 6 8 11 18 15 12 10 dp g f e d c b a dp g f e d c b a 4 17 1 2 3 16 9 7 5 6 8 11 18 15 12 10 dp g f e d c b a dp g f e d c b a 4 17 1 2 3 16 9 7 5 6 8 11 18 15 12 10 dp g f e d c b a dp g f e d c b a 11 10 8 6 5 12 7 9 16 15 3 2 1 18 17 4 11 10 8 6 5 12 7 9 16 15 3 2 1 18 17 4 11 10 8 6 5 12 7 9 16 15 3 2 1 18 17 4 7 6 4 2 1 9 10 5 B R8 27 1/6W R7 27 1/6W R6 27 1/6W DP' G' F' R5 27 1/6W R4 27 1/6W E' D' R3 27 1/6W R2 27 1/6W C' B' R1 27 1/6W A' C CN1 G1' G2' G3' G4' 1 2 3 G5' G6' G7' 4 5 6 A' B' C' 7 8 9 D' E' F' G' 10 11 12 13 B DP' 14 15 52807-1510 F ROM KE Y I / F BOARD A A 8 7 6 5 4 3 2 1

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XE-A203U/XE-A203A
CIRCUIT DIAGRAM AND PWB LAYOUT
– 23 –
FROM KEY I / F BOARD
F'
C'
C'
G2'
A'
G'
A'
G'
G4'
DP'
D'
G7'
G5'
G6'
F'
G5'
G3'
B'
E'
G7'
G1'
G6'
D'
DP'
E'
B'
G4'
G3'
G2'
G1'
13
14
11
8
6
5
7
9
12
16
15
3
2
1
18
17
4
10
b
c
d
e
f
dp
a
b
c
d
e
f
g
dp
a
g
LED2
LA56S2-S2
4
17
18
1
2
3
15
16
9
7
12
5
6
8
10
11
14
13
CN1
52807-1510
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
13
14
11
8
6
5
7
9
12
16
15
3
2
1
18
17
4
10
b
c
d
e
f
dp
a
b
c
d
e
f
g
dp
a
g
LED3
LA56S2-S2
4
17
18
1
2
3
15
16
9
7
12
5
6
8
10
11
14
13
a
b
c
d
e
f
g
dp
,
3
8
510
91
2
4
6
7
LED4
LA56S1-S2
3
8
5
10
9
1
2
4
6
7
R8
27 1/6W
R7
27 1/6W
R6
27 1/6W
R5
27 1/6W
R4
27 1/6W
R3
27 1/6W
R2
27 1/6W
R1
27 1/6W
13
14
11
8
6
5
7
9
12
16
15
3
2
1
18
17
4
10
b
c
d
e
f
dp
a
b
c
d
e
f
g
dp
a
g
LED1
LA56S2-S2
4
17
18
1
2
3
15
16
9
7
12
5
6
8
10
11
14
13
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
1/1
■
POPUP CIRCUIT