Service manual

– 27 –
CD-BA160H/1700H
Figure 27 SCHEMATIC DIAGRAM (4/10)
7
8 9 10 11 12
-28V
-28V
-33V
4.4V
0.2V
R1_OUT
L1_OUT
3
44
55
66
77
88
M
22
11
11
22
1
2
3
4
5
2
1
3
C931
22/50
8 OHMS MIN
16 OHMS MIN
1
5
2
1
AC POWER
SUPPLY CORD
POWER PWB-B
+
+
+
+
–
–
–
–
L-CH
L-CH
L-CH
GND
R-CH
R-CH
R-CH
GND
R-CH
GND
L-CH
GND
HEADPHONES PWB-A3
5
1
2
3
4
5
1
5
1
M901
FAN MOTOR
+
–
MAIN PWB-A1(2/3)
C930
22/50
VOLTAGE REGULATOR
1
2
3
FM SIGNAL
C971
47/50
R975
4.7(1/2W)
D971
DS1SS133
C972
10/50
R972
68K
R971
1K
R973
15K
Q971 KTC3203 Y
CNS971
CNP971
CNP951
FW951
R951
330(1/2W)
C952
220P
C951
220P
JK951
HEADPHONES
L951
2.2uH
R952
330(1/2W)
R954 4.7K
R953 4.7K
RL951
RELAY
D951
DS1SS133
Q951
KRC107 M
SO901
SPEAKER
TERMINALS
FOR
CD-BA160H
2 SPEAKER
R922
6.8
C922
0.022
C920
0.022
R924
6.8
C925
0.022
C927
0.022
R921
6.8
C923
0.022
C921
0.022
L921
0.29µH
L920
0.29µH
C926
0.022
R923
6.8
C924
0.022
C928 0.001
C929 0.001
R925 68
C932 0.001
R926 68
C933 0.001
C934 0.001
R927 68
1N4004S D871
C871 0.0047/250
L801
LINE
FILTER
SO801
AC INPUT
SOCKET
AC 230V,
50Hz
CNP801
RL871
RELAY
T.F
PT801
MAIN POWER TRANSFORMER
C873
470/35
C875
0.022
C876 0.001
R874
220
C874 1000/6.3
R876
1K
C877 0.001
R875 47K
Q873
KTC3199 GR
PT871
SUB POWER
TRANSFORMER
D876
DS1SS133
C872
0.047
(ML)
D875
1N4004S
D874
1N4004S
D872
1N4004S
D873
1N4004S
CNS871
CNP802
F803
T2A L 250V
F802
T4A L 250V
F801
T4A L 250V
C801
0.1(ML)
C802
0.1(ML)
D801
TS6B04GM
C803
2200/50
C804
2200/50
C805
0.1 (ML)
C806
0.1(ML)
D
803
N4004S
D804 1N4004S
D802
1N4004S
D
805
1
N4004S
C809 100/50
D807 1N4004S
D806 1N4004S
C808 100/50
C810 220/50
R804 2.2K
C811
47/50
R805 47K
C812 100/50
R806
10
Q801
KTA1274 Y
D808
1N4004S
ZD802 DZ6.2BSA
ZD801 DZ30BSB
FW871
SO801
When Servising, pay attention as the
area enclosed by this line( ) is
directly connection with AC main voltage.
FRONT
SPEAKERS
SURROUND
SPEAKERS
SO902
SPEAKER
TERMINALS
FOR
CD-BA1700H
4 SPEAKER
CD-BA1700H
ONLY
+B
+B
VOLTAGE
REGULATOR
+B
+B
+B
+B
MOTOR
DRIVER