– 25 –
CD-BK260V/CD-BK2700V/CD-BK280V
Figure 25 SCHEMATIC DIAGRAM (4/13)
7
8
9
10
11
12
+B2
TRANSFORMER
PWB-A3
MAIN PWB-A1 (2/3)
POWER PWB-A2
CD-BK280V ONLY
+
R1_OUT
L1_OUT
SP_RCH_GND
SP_LCH_GND
SP_RCH
SP_LCH
R-CH
L-CH
5
1
8
9
6
5
4
3
2
7
1
10
1
2
3
4
5
6
7
8
9
10
M
2
2
1
1
T.F.
220 V
127 V
110 V
230-240 V
AC POWER
SUPPLY CORD
AC 110/127/220/230-240 V
50/60 Hz
1
7
2
3
4
5
6
9
8
10
C952
0.047
(ML)
R958
4.7
R988 680
R986 680
R981 680
R982 680
R968
4.7K
R967
4.7K
RL914
RELAY
D914
DS1SS133
C967
47/50
R970
1K
Q906
KTC3203 Y
CNP971
FW981
CNR1
BI903
CNS903
D901
TS6B04GM
C901
0.1
(ML)
D905
DS1N404S
D903
DS1N404S
D902
DS1N404S
D904
DS1N404S
R984
47K
F901
T4A L 250V
F902
T4A L 250V
C902
0.1
(ML)
F904
T2A L 250V
F903
T2A L 250V
C908 100/50
D907
DS1N404S
C909 100/50
D906
DS1N404S
D908
DS1N404S
R905 47K
C911
47/50
R904
2.2K
Q901
KTA1274 Y
R906
10
C910 220/50
ZD901
DZ330BSB
ZD903
DZ6.2BSA
R977
47
R978
47
R907 12K
C913 100/35
C912 47/50
C905
0.1
(ML)
C906
0.1
(ML)
CNS971
R971
68K
D915
DS1SS133
C968
10/50
R972
15K
R983
220K
CNP902
CNS902
BI902
Q914
KTC3199 GR
R973
47K
ZD902
DZ110BSB
L920
0.29
µ
F
L921
0.29
µ
F
R969
4.7
PT801
POWER
TRANSFORMER
SO901
SPEAKER
TERMINAL
M901
FAN MOTOR
SW801
VOLTAGE SELECTOR
LUG1
LUG2
SR1
SURROUND
SPEAKER TERMINAL
VOLTAGE
REGULATOR
HEADPHONES
PWB-B2
SURROUND
SPEAKER PWB-G2
1
2
3
4
5
CNP981
JK701
HEADPHONES
C734
220P
CR1
22/50
CR2
22/50
C735
220P
FM SIGNAL
+B
+B
+B
+B
+B
1
2
3
1
2
3
CD-BK260V/CD-BK2700V: 6 ohms
CD-BK280V: 8 ohms
1
2
3