Sharp SD-EX220H Service Manual page 23

1-bit digital audio system
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M1
CD DOOR
MOTOR
+
1 2
CNS5
1 2
CNP5
IC3
5
8
1
4
C60
C522
D2
C83
D1
C526
R63
E
R53
C524
C528
C
13
B
15
Q2
10
12
1
C525
R519
C521
R524
C523
R525
E C B
Q551
1
CNP601
6 - 1 4 - G
TO DISPLAY PWB
• The number
7
CNS4B
6
5
4
3
2
1
1 2 3 4 5 6 7 8
Ð
10
6
5
4
3
2
1
1 2 3 4 5 6 7 8
C87
6
5
4
3
2
1
1 2 3 4 5 6 7 8
CNP4
CNP2
C86
1
14
C57
10
5
IC2
20
25
15
28
C70
Q3
3 2 1
B C E
Q82
C116
R112
C115
CNP501
R111
1
2
3
4
5
6
7
8
9
10
11
12
C108
13
CNP502
14
15
16
11
17
10
18
9
19
8
20
7
21
6
22
5
23
4
24
3
25
2
26
1
27
28
29
30
31
32
33
34
RT22
12
11
1
FFC502
34
FFC501
TUNER UNIT
1
to
12
are waveform number shown in page 5-3.
8
CNS2B
7
6
5
4
3
2
1
9
6
7
6
5
4
3
2
1
CNS2A
7
6
5
4
3
2
1
CNP1
R16
R73
C19
21 20
C21
25
15
30
10
1
35
5
40
IC1
80
45
41
75
50
70
55 65
XL1
60 61
8
9
R106
C88
10
D101
5
15
1
16
3
2
1
R27
CT22
RT21
9
10 11 12 13 14 15
16
CT26
E
8 7 6 5 4 3 2
1
C
ICT21
CT31
LT22
B
MAIN PWB-A1
3
11
TUN1
PICKUP UNIT(306)
M802
SPINDLE MOTOR
CD MOTOR PWB-D
9
10
6 – 3
CNS1B
CNS1A
1
2
4
5
C43
Q1
B C E
8
R40
7
L-CH
R578
R-CH
JT501
Q84
AUX INPUT
3 2 1
1
2
3
IC4
7
1
8
1
CNP4A
6
5
4
3
2
1
SW4
PICKUP IN
M801
SLED MOTOR
11
SD-EX220H
12

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