Sharp 20F550 Service Manual page 28

H
Z 1 A1
G
F
E
D
C
F DC 2
Z 3
B
A
1
R1 0 2 7
RJ 1 6 R1 0 2 4
C1 0 1 6
RJ 3 1
RJ 3 2
PWB-A: MAIN Unit (Chip Parts Side)
2 3
28
R1 0 0 3 R1 0 0 2
R1 0 0 7
R1 0 8 3
Q1 0 7 0
R 3 1 4
R 3 0 5
C3 0 8
R3 0 7
R3 0 8
Q1 0 7 3
R1 8 9 6
R8 0 2
Q7 0 2
C8 0 8
Q7 0 1
R7 0 7 C8 0 9
R1 8 5 1
R1 8 5 2
R1 8 5 3
RJ 3
C8 1 0
RJ 2 9
R8 0 7
R6 6 2
RJ 3 0
Q6 0 4
R1 0 6 3
R 8 4 2
R8 1 2
R8 1 6
Q8 0 4
R8 1 4
R 8 1 5
R8 1 7
C 8 2 3
Q8 0 1
C1 0 0 9
C1 0 1 1
C1 0 1 3
C1 8 5 5
R1 0 6 6
R1 0 4 3
C 1 0 0 4
R5 2 0
C5 1 9
I C1 0 0 3
C5 1 8
R5 0 4 RJ 1 2
R4 3 7
I C4 0 3
C4 0 1
RJ 1 9
C4 3 6
I C4 0 1
Q8 0 3
RJ 2
RJ 9
R3 7 7 R3 5 3
R3 7 4
I C 3 0 5
I C4 0 2 R3 7 8
R4 3 8
R4 3 3
4 5
20F550
B1
R3 8 3
F DC1
Q1 0 7 2
Q1 0 0 2
R3 0 0 6
R1 0 8 5
R1 0 7 8
R1 0 8 7
RJ 2 4
I C3 0 0 2
Q8 0 5
R8 3 1
C8 4 6
R8 2 8
C8 0 4
F DC3
C 8 0 2 R8 3 3
C8 4 1
C 8 3 6
I C8 0 1
R 8 4 5
C 8 3 2
C 8 3 3
C 8 3 1
R 8 4 4
C 8 3 0
C8 1 9 C 8 2 8
C 1 8 5 6
C 8 2 6
D 1 0 8 6
R1 0 5 5
R1 0 4 8
R1 0 4 7
R 1 0 4 4
R 1 0 3 7
R 1 0 3 6 R1 0 7 6 R3 0 1
R 1 0 3 4 R1 0 3 3
Q1 0 0 1
R 1 0 9 0 R1 0 9 1
R 1 0 3 8
I C1 0 0 7
Q2 0 2
C 1 8 6 1
R2 2 0
Q2 0 1
C 1 8 6 3
C2 0 8
R2 0 7 R 4 4 0
C2 1 0
C2 0 9
C2 0 5
R2 1 1 R2 1 0 RJ 7
R2 1 2
R8 3 0
D2 0 2
RJ 2 8
Z 2
R2 0 1
A2
R2 0 2
R4 3 5
6