Sharp CDC2900 Service Manual - Page 34

Display Pwb-a3, Switch Pwb-a4, Ic701

Page 34 highlights

C718 RS712 C719 IC703 RS711 CD-C622/C2900 CD-C622 A SWITCH PWB-A4 RS707 10 9 LED707 RS706 LED706 SW709 RD09 OPEN/CLOSE SW708 DISC SKIP 18 1 RS705 B DISPLAY PWB-A3 COLOR TABLE LED705 RS704 LED704 RS703 SW729 EQUALIZER 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 FL701 R706 R721 R707 R722 R708 R723 R795 RD28 R711 C713 C711 C706 Q705 R727 R716 C SW730 DIMMER D723 1 2 C722 R797 D718 C720 Q706 E EC CB C723 3 C712 B R579 C567 D719 D720 R750 IC704 R562 R578 C566 R749 Q704 32 1 L702 ECB Q707 R774 D555 C559 D556 C710 ZD551 RD27 C551 D721 D554 R570 D717 IC563 D 4 5 R564 3 6 C568 R771 R580 2 7 C557 1 SW728 X-BASS/ DEMO R568 C556 C555 D722 R555 8 C553 R572 4 5 IC562 3 6 2 7 1 8 R566 R560 R573 C562 R567 C569 C561 SW722 FF R770 R766 R767 R768 R769 RD21 E R553 R558 C563 D551 R551 R556 R778 R777 R776 R775 R772 C709 R764 R763 R762 81 80 100 1 C707 C708 85 75 90 70 95 65 5 10 IC701 6 15 20 40 25 35 30 31 XL701 R575 R561 R574 RD24 RD26 SW727 VOLUME UP SW723 TUNING UP RD23 SW725 PLAY RD22 F SW724 LED717 LED716 D716 TUNING DOWN Q703 Q702 R760 BI702 B R758 R759 R786 1 RD25 BI703 SW726 VOLUME DOWN 1 4 G 15 BI701 C705 8 C E E C B 1 R724 R744 R743 R757 R756 R765 GY RD WH GY WH WH GY WH BL BL BL BL BL BL BL BL BL BL BL BL BL BL RD 1 2 3 4 CNS806 1 2 3 4 5 6 7 8 9 10 11 1213 14 15 12 11 10 9 8 7 6 5 4 3 2 1 CNP806 CNS12 CNSM1 P38 1 - D H TO POWER PWB CNP12 CNPM1 P39 12 - B TO CD SERVO PWB P38 6 - A TO TAPE MECHANISM PWB 1 2 3 4 5 6 Figure 34 WIRING SIDE OF P.W.BOARD (5/11) - 34 -

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CD-C622/C2900
– 34 –
Figure 34 WIRING SIDE OF P.W.BOARD (5/11)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
CD-C622
1
15
8
1
E
C
B
B
C
E
ECB
32
1
E
C
B
E
C
B
1
2
3
1
4
CNS806
CNS12
1234
CNP806
P38
1 - D
TO POWER PWB
CNPM1
P38
6 - A
TO TAPE MECHANISM PWB
CNP12
P39
12 - B
TO CD SERVO PWB
12 11 10 9
87
6
5
43
2
1
4
56
2
3
1
7
8 9 10 11 12 13 14 15
RD
BL
BL
BL
BL
BL
BL
BL
BL
BL
BL
BL
BL
BL
BL
WH
GY
GY
GY
WH
WH
WH
RD
DISPLAY PWB-A3
SWITCH PWB-A4
IC701
IC703
R724
R760
R758
R759
C708
C707
R723
R722
R721
R743
R744
R756
R757
RS703
RS706
C719
RS712
R727
R580
C569
R567
C561
C562
R573
R556
C563
C553
C559
R564
R570
R579
R797
R795
C711
R551
R566
1
2
3
4
8
7
6
5
1
2
3
4
8
7
6
5
R572
R568
C555
C556
C551
R562
R578
RD25
RD27
R749
R750
RD28
R711
C713
RD09
C557
1
5
10
15
20
25
30
31
35
40
6
65
70
75
85
90
95
100
80
81
1
18
10
9
R786
Q702
Q703
RD24
SW725
PLAY
LED716
LED717
C705
D716
XL701
R762
R763
R764
FL701
R708
R707
R706
C709
RS704
LED705
RS711
LED706
R771
R774
R772
R775
R778
R776
R777
R770
R768
R769
R766
R767
R765
RD23
BI701
SW724
TUNING
DOWN
BI702
SW723
TUNING
UP
RD22
SW726
VOLUME
DOWN
SW727
VOLUME
UP
D551
R558
R560
R553
R555
IC562
D556
C568
ZD551
RD21
R575
R561
R574
SW722
FF
C710
Q706
Q704
C723
D718
C722
C566
C567
D555
IC563
C720
C706
Q707
L702
D717
R716
RS705
LED707
SW708
DISC
SKIP
RS707
C718
SW709
OPEN/CLOSE
SW729
EQUALIZER
SW730
DIMMER
IC704
C712
D723
D554
D721
D720
D719
SW728
X-BASS/
DEMO
D722
RD26
BI703
Q705
LED704
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
CNSM1