Service manual

– 35 –
CD-C449W/K449W
7
8 9 10 11 12
Figure 35 SCHEMATIC DIAGRAM (14/15)
CV32
0.1(ML)
CV28
47/50
RV40
56K
QV19
KTC3199 GR
DV15
1SS133
QV18
KTC3199 GR
RV55
47
QV21
KTC3199 GR
CV30
3300/63
CV29
3300/63
4
133
3
33
3.9V
0V
0V
0V
0V
3.9V
RV41
56K
RV42
56K
RV44
4.7(1/2W)
CV31
0.1(ML)
RLYV11
DV17
1SS133
DV23
1SS133
RV54
22K
H/P SW
FAN SW
SP LEVEL
FAN CONT
RV60
27K
RV53
22K
DV24
1SS133
DV19
1SS133
ZDV11
MTZJ5.1B
RV59
100K
CV48 10/50
DV22
1SS133
RV58
10K
CV49
100/50
DV25
1SS133
DV20
1SS133
RV57
4.7K
RV72
22K
+
+
GND(A)
H/P SW
GND(M)
CV47
47/25
QV20
KTA1270
ZDV12
MTZJ6.2B
RV56
3.9K
7.2V
8V
0V
8V
0V
0V
2 3 4
5
6
7
1
N
PV12
C919
7
00/25
ZD903
MTZJ130C
R907
5
60(1/4)
4
.
7K
Q
914
K
RC107 M
SW991
VOLTAGE
SELECT
F990
T3.15A L 250V
F991
T1.6A L 250V
F992
T1.6A L 250V
F997 T2A L 250V
D993
D995
D994
D992
ZD951
MTZJ330C
C963
47/50
C964
47/50
ZD952
MTZJ6.8C
Q951
KTA1266
D954
1N4004S
R956
100
C965
100/35
R955
12K
D953
1N4004S
C962
47/63
R957
2.2K
D951 1N4004S
C961
220/50
D952
1N4004S
R954
220
(1/4)
R953
220
(1/4)
C960
220/50
C959
220/50
C957
0.047
(ML)
C958
0.047
(ML)
D991
KBU1003
D
220V
127V
230-240V
T.F.
-38V
D992-D995
2A02
–31.4
–32.1V
1 2 3 4
5
6
7
2 3 4
5
6
7
1
BI903
2
3
4
5
1
WTV11
RV52
330
RV51
330
1
CNPV11
2
M
1
CNSV11
2
1
FW901
2 3
T991
POWER TRANSFORMER
RV43
4.7(1/2W)
CV33
0.1(ML)
CV34
0.1(ML)
RV62
3.3K
RV61
47K
QV22
KTC3199 GR
RELAY1
0.13V
0.8V
C954
0.047(ML)
C956
0.047(ML)
TMV01
FAN MOTOR
M901
HP-L-CH
HP-R-CH
FROM
HEADPHONES PWB
P30 1-B
FW901
SPEAKER
L-CH
SPEAKER
R-CH
8OHMS
N
S903
–VCC –VCC
–VCC –VCC
+VCC
+VCC
GND GND
–VP VF1 VF2
WTP02
TO MAIN PWB
P26 1-E
(285)
(285)
AC110/127/220
/230-240V
50/60Hz
(242)
AC POWER
SUPPLY CORD
SPEAKER AMP.PWB-F
0V
–
–
+VCC +VCC GND GND GND
GND
3
–36.1V
110V