Read Sharp CD-C423H (serv.man4) Service Manual online
– 33 –
CD-C423H
7
8
9
10
11
12
Figure 33 SCHEMATIC DIAGRAM (7/10)
R981
330
(1/2W)
1
5
1
5
R982
330 (1/2W)
CNS901
S0901
AC POWER
INPUT SOCKET
AC 230V/50Hz
AC POWER
INPUT SOCKET
AC 230V/50Hz
L901
CORE
R972
4.7
4.7
CNP901
C948
3300/25
3300/25
D911
RL104A
RL104A
C908 0.22
F901
T3.15A L 250V
F902
T1.6A L 250V
T1.6A L 250V
D905
RL104A
RL104A
D908
RL104A
RL104A
C903
47/50
R902
12K
D904
D906
RL104A
RL104A
D910
RL104A
RL104A
C909
0.047 (ML)
0.047 (ML)
ZD901
MTZJ6.2A
MTZJ6.2A
C906
100/50
100/50
C901
100/35
D903
D902
R973
270 (1/2W)
C979
0.1
(ML)
0.1
(ML)
C977
0.1
(ML)
0.1
(ML)
C988
0.047
(ML)
C986
0.022
(ML)
0.022
(ML)
C984
0.022
(ML)
0.022
(ML)
R984
3.3
3.3
C989
0.022
(ML)
C987
0.022
(ML)
R985
3.3
C990
0.047
(ML)
R971
4.7
4.7
R986
3.3
R983
3.3
3.3
C985
0.047
(ML)
C991
10/50
(N.P.)
C921
0.022
C924
0.001
C923
0.001
C925
0.0033
C926
0.0033
C983
0.047
(ML)
C922
0.022
0.022
D907
RL104A
RL104A
D901
D901-D904
1N5402M
1N5402M
R901
220
C902
47/50
R903
220
R905
3.3K
R904
100
ZD902
MTZJ30B
C907
0.22
C904
47/50
Q901
KTA1266 GR
KTA1266 GR
C905
100/50
C910
0.047 (ML)
0.047 (ML)
C949
2200/50
JK961
HEADPHONES
HEADPHONES
D909
RL104A
1
2
3
4
5
6
7
1
2
3
4
5
6
7
1
2
3
4
5
6
7
FW902
PT901
POWER TRANSFORMER
+B
GND
GND
+B
VF1
–VP
VF2
AC POWER CORD
FRONT SPEAKERS
MIN 5.4 OHMS
MIN 5.4 OHMS
SURROUND SPEAKERS
MIN 16 OHMS
MIN 16 OHMS
R-CH
L-CH
R-CH
L-CH
+
+
+
+
TF901
CHASSIS
GND (D)
GND (D)
HASSIS
ND (D)
ND (D)
LUG962
(258)
(258)
UG961
258)
(AUDIO)
(AUDIO)
(PWR)
(PWR)
R907
2.2
(FUSE)
2.2
(FUSE)
SO961
SPEAKER TERMINAL
SPEAKER TERMINAL
POWER PWB-B
HEADPHONE PWB-A4
R975
270
(1/2W)
–
–
–
–
L963
2.2mH
L961
0.29
µ
H
L962
0.29
µ
H
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.
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