Service manual

– 25 –
CD-PC1881V
Figure 25 SCHEMATIC DIAGRAM (8/12)
7
8 9 10 11 12
SW801
VOLTAGE SELECTOR
Q906
KRC107 M
RL902
Q907
KRC107 M
R964
4.7K
6
5
K
C
937
0
.1(ML)
C
936
0
.1(ML)
C940
0.1(ML)
C987
0.1(ML)
R940
4.7
R937
4.7
C959
0.1(ML)
C960
0.1(ML)
R949
4.7
R944
4.7
C949
0.1
(ML)
C950
0.1
(ML)
PT801
MAIN POWER TRANSFORMER
R942
270
(1/2W)
D906
1N4004S
D905
1N4004S
D904
1N4004S
C811
220/50
ZD
802
DZ300BSB
2.2K
1
7
4 Y
C818
1000/6.3
IC803
AN78L05
CONSTANT
VOLTAGE REGULATOR
3 1
D903
1SS133
R966
15K
C941
0.022
C938
47/50
R941
270
(1/2W)
C944
1000/25
C945
2200/25
C943
47/50
C942
47/50
C817
4.7/50
R807
10K
R808
220
Q802
KRC107 M
Q801,Q802: VOLTAGE
REGULATOR
D811
1N4004S
D812
1N4004S
C814
0.047
C816
10/16
D810
1SS133
C815
470/35
C808
0.047
(ML)
C807
0.047
(ML)
8
02
04GM
C809
0.047
(ML)
C810
0.047
(ML)
C806
0.047
(ML)
C805
0.047
(ML)
C812
100/50
D807
1N4004S
D808
1N4004S
D809
1N4004S
C813
100/50
R969
120(1/2W)
C979
10/50
R967
68K
R968
1K
C978
47/50
Q905
KTC3199 GR
7
M
F902
T3.15A L 250V
F901
T3.15A L 250V
F903
T3.15A L 250V
CNS804
CNP804
T.F.
133 C
D908
1SS133
D907
1N4004S
1
2
3
4
5
6
7
1
2
3
4
5
6
7
1
2
3
1
2
3
CNS805
CNP805
CNP802
CNS802
4
3
2
1
5
4
3
2
1
5
CNS801
CNP801
2
1
CNS800
12
CNP800
1
2
2
F802
T5A L 250V
F803
T5A L 250V
F804
T3.15A L 250V
F805
T1.6A L 250V
–
–
+
+
M
M901
FAN
MOTOR
M
M902
FAN MOTOR
C826
0.0047
RL801
1
2
3
4
5
6
7
4
3
2
1
0
9
8
L:OFF
H:ON
IC951
LA4451
POWER AMP.
1
2
3
1
2 3
1
2
3
RL901
D909
1SS133
+
–
+
–
+
–
L-CH
R-CH
L-CH
R-CH
FRONT
SPEAKER
6 OHMS MIN.
SURROUND
SPEAKER
8 OHMS MIN.
SUB WOOFER
6 OHMS
CENTER SPEAKER
4 OHMS
SO901
SPEAKER
TERMINALS
+
–
+
–
+
–
D825 1SS133
AC POWER
SUPPLY CORD(249)
AC 110/127/220/230-240V
50/60Hz
R982
270K
230-240V
220V
127V
110V
1
2
(251)
(251)
PT802
SUB POWER
TRANSFORMER
0
1
6
B04GM
D817
1SS133
D814
1N4004S
D813
1N4004S