Sharp CD-C423H (serv.man4) Service Manual ▷ View online
– 21 –
CD-C423H
Figure 21 WIRING SIDE OF P.W.BOARD (1/6)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
B R
COLOR TABLE
R D ( R )
O R
Y L
G R
B L
V L
G Y
W H ( W )
B K
P K
BROWN
RED
ORANGE
YELLOW
GREEN
BLUE
VIOLET
GRAY
WHITE
BLACK
PINK
FL701
SW706
TAPE
(TAPE1 2)
SW705
TUNER
(BAND)
(BAND)
SW707
VIDEO/AUX
SW704
CD
FW701
L702
3
1
3
1
SW701
ON /STAND-BY
SW708
EON
SW711
DISPLAY MODE
SW710
ASPM
SW709
PTY.TI
SEARCH
C701
SW702
CLOCK
SW703
TIMER/
TIMER/
SLEEP
SW724
REW
PRESET DOWN
R746
R747
SW719
MEMORY/
SET
SW716
STOP
R732
R733
R734
R736
R756
R750
R728
R727
R726
R740
R739
R749
R748
R735
R737
R752
XL701
R770
C711
Q703
B
C
E
C
E
B
C
E
C
E
E
C
B
C
B
Q701
Q704
L701
D704
R718
R719
R716
R717
Q702
D705
SW717
FWD
FWD
SW726
DISC
SKIP
DISC
SKIP
SW725
OPEN/
CLOSE
OPEN/
CLOSE
C712
C716
SW720
TUNING DOWN
/TIME
ZD701
RX701
D703
D702
D701
FW703
C718
C719
C715
C717
R789
SW714
VOLUME
UP
SW722
X-BASS/
EQUALIZER
SW721
VOLUME
DOWN
SW712
REC PAUSE
SW718
FF
PRESET UP
SW713
TUNING UP
/TIME
SW715
RANDOM/
DEMO
41
40
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
2
1
FW702
9
1
9
1
1
5
10
15
20
24
25
30
35
40 41
45
50
55
60
64
65
70
75
80
IC701
R708
R709
R710
R712
R711
R713
R714
R764
R766
R765
C702
C710
C709
R702
R703
C703
C704
C705
C706
C708
C707
R730
R754
R707
R706
R745
R744
R731
R705
R701
R725
R724
R723
R722
R721
R720
R729
C714
R767
R715
R788
R798
R791
R796
R797
C713
C720
R794
R790
3
2
1
3
2
1
R795
R769
R793
R792
R768
R751
R738
R759
R760
R741
DISPLAY PWB-A2
SWITCH PWB-A3
TO MAIN PWB
P22 4-A
TO MAIN PWB
P23 10-A
CD-C423H
– 22 –
• The numbers
1
to
12
are waveform numbers shown in page 20.
Figure 22 WIRING SIDE OF P.W.BOARD (2/6)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
CNSM1
CNPM1
TO TAPE MECHANISM PWB
P24 5-D
TO DISPLAY PWB
P21 2-B
RD
WH
GY
WH
GY
WH
GY
WH
1
2
3
4
5
6
7
8
9
10
11
12
12
IC501
CNP502
IC961
C991
(N.P.)
C602
C603
C604
C605
C606
R510
L501
R568
C571
C572
C609
R628
D601
L601
C607
R633
R637
R626
R625
R624
R622
R621
D602
D942
C941
C948
C949
R975
R984
R985
C983
C925
C989
C986
C987
C985
R983
L961
C967
C963
C965
C978
C980
R972
R973
C976
C964
C979
C977
R971
C973
C969
C974
C968
LUG962
C988
C997
C990
L962
R986
C970
C942
C966
Q941
F941
T500mA L 250V
T500mA L 250V
R944
C947
C944
IC941 IC942
LUG961
R563
Q576
Q575
R577
C563
C561
C555
C544
C539
C565
C564
C562
C556
C558
C946
C945
C943
D943
Q515
Q516
R535
C531
C540
C532
R536
R520
CNP501
C584
C570
Q571
E
C
B
B
C
E
B
C
E
B
C
E
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
1
2
3
1
2
3
E
C
B
E
C
B
E
C
B
Q511
Q514
Q512
Q513
Q565
Q583
Q582
Q581
C583
C581
Q584
Q566
D941
L942
C557
R981
L963
R982
FW902
C975
1
1
2
3
1
2
3
4
5
6
7
2
3
FW703
1
9
JK961
HEADPHONES
HEADPHONE PWB-A4
SO961
SPEAKER TERMINAL
FRONT
SPEAKERS
5.4 OHMS MIN.
RIGHT
LEFT
RIGHT
LEFT
SURROUND
SPEAKERS
16 OHMS MIN.
CNS501
CNS502
TO
TAPE MECHANISUM
TAPE1 HEAD
P24 4-H
CNS901
TO
POWER PWB
P24 2-B
TO
TAPE MECHANISUM
TAPE2 HEAD
P24 5-H
CHASSIS
GND
CHASSIS
GND
R611
C608
R629
R639
R641
R6
R632
R627
R518
R516
R515
R517
C533
R531
C537
R533
C535
R537
R539
R551
C551
R555
R559
R557
C513
C543
R553
C553
C559
C503
1
5
10
12
13
15
20
24
R519
C519
R562
R578
R576
R575
C566
R561
R560
C560
R554
C554
R542
C520
C504
R502
C511
R570
R569
R571
C512
R501
C514
R965
R961
C961
C962
R962
R966
R968
C923
C924
C926
C984
C921
R967
C922
R969
C972
1
1
1
5
5
2
3
1
2
3
1
B C E
2
3
4
5
6
7
8
9
10
11
12
13
14
R565
C552
R552
R558
R556
R540
R538
R534
C536
C538
C534
R532
R541
C502
C501
R566
R567
R585
R581
R582
R584
R513
R512
R514
R511
R583
5
55
60
64
65
70
75
80
– 23 –
CD-C423H
Figure 23 WIRING SIDE OF P.W.BOARD (3/6)
7
8
9
10
11
12
11
5
3
9
8
6
4
2
1
10
12
7
TO DISPLAY PWB
P21 2-F
CNP3
CNP1
C13
C9
C8
C7
C6
C3
C5
CNP303
R39
C17
C18
R29
CNP2
C21
CNP10
D91
Q91
Q93
R99
C44
C96
C91
IC91
C67
WH
C43
C68
BK
C19
R27
R26
C34
C45
C35
C52
C2
C40
C39
C24
Q1
C50
C11
C37
L1
C42
R18
R38
C41
C408
C405
C407
C403
C406
C416
C404
R426
R427
R427
R425
C415
C455
C421
C401
C425
C423
C427
C429
C431
C445
R411
C422
C424
C585
C586
C426
C428
C430
C432
D401
1
3
IC80
CD DIGITAL
OUT
C447
C991
(N.P.)
C80
CNP80
C81
C449
C450
C451
SO401
C452
C446
C448
R432
R431
C454
C402
C458
R79
R72
R77
R71
R70
R78
D81
CNP901
R601
R54
XL80
C59
C82
C83
Q602
Q601
XL601
D2
D7
D5
C602
CNS601
C603
C604
C605
C606
C609
28
D601
L601
C607
R633
R637
C948
R984
R985
C925
C989
C987
E
C
B
B
C
E
1
2
3
4
5
6
7
1
8
1
18
19
20
25
30
35
36
5
10
15
FW702
3
2
1
1
1
9
2
3
4
5
6
7
8
3
4
5
6
7
8
1
2
3
4
5
6
7
8
2
3
4
5
6
7
8
12
11
10
11
10
9
8
7
6
5
4
3
2
1
8
7
6
5
4
3
2
1
1
2
3
4
5
6
9
10
B
C
E
E
C
B
MAIN PWB-A1
LEFT
ND
RS
MIN.
MIN.
RIGHT
LEFT
VIDEO/AUX
CNS10
TO CD MECHANISM
P25 8-E
TO CD MECHANISM
P25 8-C
TO CD MECHANISM
P25 8-G
TO CD MECHANISM
P25 8-C
CNS2A
CNS3A
CNS1A
CNS303
TO TUNER PWB.
P26 8-C
L80
BK
GY
WH
RD
IC5
IC2
IC1
IC401
IC601
R2
R3
R4
R5
R11
R7
R28
R19
C15
C12
R17
C14
R16
R15
R14
R13
R12
R9
C10
R8
C411
R413
R415
C417
R417
C4
R6
R43
R42
R25
R24
R21
R23
R22
C16
R20
C25
R40
R10
R95
R88
R31
R30
C20
C95
R96
R98
1
2
3
4
5
6
7
8
9
R97
C31
R35
R37
R32
R33
C30
C53
R61
R82
R81
R80
C51
C92
R86
R87
C56
C54
C55
C57
C22
R58
R57
C33
R41
R56
C32
R36
R34
R60
R47
R46
R45
C38
C1
R1
R402
R406
R404
R408
R418
C418
R416
C94
C70
R76
R74
R407
R405
R403
R401
C444
R420
C442
C453
R421
C443
C441
C457
C456
R412
C412
R414
R75
C69
R73
C93
R609
R610
R611
R605
R603
R612
R613
R614
R615
R616
R617
R619
R620
R604
R618
R606
R607
R608
C608
R629
R639
R641
R634
R632
R627
R642
R635
R643
R636
R623
C601
R631
R602
R638
R644
R630
R640
26
C984
1
5
10
15
20
25
30
35
45
55
60
64
48
49
40
32
33
16
17
1
5
10
15
20
25
30
35
45
55
60
64
48
49
40
32
33
16
17
1
5
4
3
2
1
4
3
2
1
5
10
15
20
25
30
35
45
55
50
60
64
48
49
40
32
33
16
17
1
5
10
15
20
24
30
35
40
41
45
50
55
60
64
65
70
75
80
25
B R
COLOR TABLE
R D ( R )
O R
Y L
G R
B L
V L
G Y
W H ( W )
B K
P K
BROWN
RED
ORANGE
YELLOW
GREEN
BLUE
VIOLET
GRAY
WHITE
BLACK
PINK
CD-C423H
– 24 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
Figure 24 WIRING SIDE OF P.W.BOARD (4/6)
R
CNPM1
CNPM2
1
2
1
2
FWM1
FWM2
SWM3
SWM4
F. A. S
F. A. S
F. P.
1
2
3
4
5
6
7
8
9
10
11
12
3
4
2
1
PHM1
1
7
1
2
3
4
5
6
7
RD
WH
BK
WH
BK
WH
BK
D903
D901
CNS901
TF901
PT901
POWER TRANSFORMER
S0901
AC POWER
INPUT SOCKET
L901
CORE
AC 230V/50Hz
R904
R902
ZD902
C903
R905
C908
F901
T3.15A L 250V
F902
T1.6A L 250V
D904
D902
C907
C909
D908
D906
C905
C906
D910
C904
D905
D907
C910
R901
D911
D909
C902
Q901
ZD901
B
C
E
C901
R903
R907
CNSM1
TO MAIN PWB
P22 2-A
CNP901
TO
MAIN PWB
P22 3-F
MM1
TAPE MOTOR(203-7)
TAPE MOTOR(203-7)
WH
BK
SOLM1
SOLENOID
(203-8)
SOLENOID
(203-8)
+
-
SWM5
CAM
BK
WH
TAPE MECHANISM
PWB-D
PWB-D
POWER PWB-B
WH
PK
BK
TAPE 1
PLAYBACK HEAD(203-6)
TAPE 2
ERASE HEAD(203-5)
RECORD/PLAYBACK
HEAD(203-6)
YL
WH
BL
PK
WH
BK
GY
GY
GY
BL
CNS502
CNS501
YL
WH
BK
PK
WH
BK
7
6
5
4
3
2
1
2
3
1
WH
BK
PK
CNP502
TO MAIN PWB
P22 2-C
TO MAIN PWB
P22 2-B
CNP501
TAPE MECHANISM ASSEMBLY
When Servicing, pay attention as the area enclosed by this line
( ) is directly connected with AC main voltage.
( ) is directly connected with AC main voltage.