– 31 –
CD-C470H,C470E,C480H/CP-C470H,C470E,C480H
7
8
9
10
11
12
Figure 31 SCHEMATIC DIAGRAM (10/14)
H:ON
L:OFF
OUL_R1
OUL_L1
OUL_R
OUL_L
A_GND1
+B
+B
+B
6
4
5
3
2
1
6
4
5
3
2
1
5
4
3
2
1
+B
7
6
5
4
3
2
1
14
13
12
11
10
9
8
(1/2W)
(1/2W)
POWER AMP.
–32V
–31.3V
VOLTAGE
REGULATOR
–36.7V
V
POWER PWB-B1
–B
–B
(ML)
(ML)
(ML)
(ML)
TO MAIN PWB
P27 7-H
CNP801
VF2
1
3
–B1
GND1
+B1
D802~D805:
–VP
VF1
GND3
GND2
+B2
(280)
CORE
50Hz
AC 230V
AC POWER
SUPPLY CORD
(216)
POWER
TRANSFORMER
T.F
POWER AMP. PWB-B2
FRONT SPEAKERS
REAR SPEAKERS
8 OHMS
8 OHMS
SP_REAR_R-CH
SP_REAR_R-CH_GND
SP_REAR_L-CH_GND
SP_REAR_L-CH
HEADPHONES
PWB-A3
HEADPHONES
1
HP_L
HP_L1
HP_R
HP_R1
HP_GND
5
12 OHMS
12 OHMS
SP_REAR_R-CH
SP_REAR_R-CH_GND
SP_REAR_L-CH_GND
SP_REAR_L-CH
+
–
–
+
(ML)
(ML)
+
–
–
+
CENTER SPEAKER
6 OHMS
SP_CENTER_GND
SP_CENTER
–
+
(ML)
(ML)
–
+
–
+
(1/2W)
(1/2W)
When Servicing, pay attention as the area
enclosed by this line ( ) is directly
connected with AC main voltage.
C808 47/63
D809
RL104A
D807 RL104A
D806 RL104A
CNS801
BI801
D802
C810 100/50
C811 100/50
C809
100/50
C805 100/35
F804
T1.6A L 250V
F803
T4A L 250V
F802
T4A L 250V
T801
JA901
FW903
WT903
F901
T2.5A
L 250V
F902
T2.5A
L 250V
C930
0.022
C929
0.022
R936 6.8
R935
6.8
R934
6.8
R933
6.8
L901
0.29
µ
H
L902
0.29
µ
H
C932
0.022
C934 0.001
C933
0.001
C927
0.022
C931
0.022
C926
0.022
C928
0.022
SO901
C936
0.001
C935
0.001
SO902
C975
0.022
R965
6.8
C977
0.022
L951
0.29
µ
H
C979 0.001
C969
0.1
C967
0.1
R959
4.7
C981
0.01
SO903
C978
0.022
C976
0.022
R966
6.8
L952
0.29
µ
H
C986
0.01
C960
47/35
C961
0.022
D801
S4VB20
R806 100
R801 12K
R807 2.2K
Q801
KTA1266 GR
C807 47/50
C806 47/50
C965
1000/25
C966
2200/25
C963
47/50
C964
47/50
IC951
LA4451
D805
R802 220
R803
220
ZD801
MTZJ300C
C801
0.22
C802
0.22
C803
0.047
C804 0.047
C925
0.022
R937
10
C980 0.001
C982 0.001
D803
RL104A
D804
R931
330
R932
330
C923
100P
C924
100P
L903
2.2
µ
H
R962
270
R961
270
C970
0.1
C968
0.1
R960
4.7
R957
10K
R970
56K
ZD802 MTZJ5.6B
D808
RL104A
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