Kenwood RXD-M35 Service Manual page 20

U V
Q Q
POWER BOARD
3 7 6 3 1 5 1 5 0
CN602
1
REC.MUTE 16
+9.0V 15 +9V
F.OFF2 14 14
F.OFF1 13 13
L.IN 12
A.GND 11
MAIN R.IN 10 10
BOARD-
PWR.RELAY 9 9
CN301
A.MUTE 8 8
1/2 TA.L 7
+12.0V 6 +12V
N - 2
TA.R 5
2 CD.MGND 4
REC.L 3
CD.+9.0V 2 +9V
REC.R 1
IC702
CASSETTE MECHA
3 CN701
L.PLAY
7 7
Lch L.REC
6 6
GND
R/P
5 5
R.REC
4 4
Rch
R.PLAY
3 3
GND
2 2
ERASE ERASE
1 1
PLAY
PLAY-SW 8
REC.R
T E
L 1 3 9 4 2 2 9 6 5 1 3
REC-R-SW 7
REC.F
MAIN
BOARD-
REC-F-SW 6
CN402
PACK
4
1/2 PACK-SW 5
M
CPM 4
N - 1
SOLENOID
SOL 3
GND 2
END
PHOTO 1
C717 C718
1000P 1000P
5
SW701
BEAT
CUT
CN603
F1 16 16
14
CD.+5.0V 15
F2 14
CD.DGND 13
CD : 4.8V
VPP 12
MAIN
BOARD- CD.POWER 11
CN302
FL.GND 10
U.GND 9
1/2
N - 3
+5.0V 8 +5V
6
+5.6V 7 +5.6V
CD.
6 +5V
PROTECTION
LINE.MUTE 5
w w w
TA.MGND 4
TA.REC/PB 3
TA.+9.0V 2 +9V
TA.BIAS 1
CAUTION: For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to parts
list). indicates safety critical components. For continued protection against risk of fire, replace only with same type and rating
fuse(s). To reduce the risk of electric shock, leakage-current or resistance measurements shall be carried out (exposed parts are
7
acceptably insulated from the supply circuit) before the appliance is returned to the customer.
W X
R733
C741 4.7u50 1K
+
C742 4.7u50 R734
+
Q706 Q705 1K
MUTE
C727 2.2u50
+
C728 2.2u50
+
PLAY/REC HEAD SW
L701 R719 C713
10mH 18K 10u50
+
C731 220P C715 1200P
R707 C709
4.7K 0.027
C701
R703
270P 1K C703
PLAY : 2.3V
100P
REC : 3.0V 0V
0V
IC701
0.6V
0.6V
PLAY : 2.3V
0V
REC : 3.0V 0V
C702 R704 C704
270P 1K 100P
R706 R708 C710
22 4.7K 0.027
L702
R720 C714
10mH
18K 10u50
+
C732 220P C716 1200P
R723 C721
390K 220P
R724 C722
390K 220P R702 100
+9V
R725 10
T701
C733 C705 C737 8200P
8200P
0.022
R730 5.6K
R726
Q703
5.6K
BIAS
OSC
TAPE PLAY : 0V
REC : 1.6V
Q606
+5V +5V
CD : 4.9V R645 R629 5.0V
Q704
1.5K 47K
TAPE PLAY : 0V
LINE
REC : 1.6V
Q607
MUTE CD : 4.2V
CD+B
SW
5.0V
+5V
5.6V
-29.2V
B
9,.0V
x a o
REC : 4.2V
. i
Y Z
9.0V
+9V
C313 R601
2.2u50 1K
+
C314 R602 MUTE
2.2u50 1K
10
+
11.2V
Q602
+12V
9.5V
MUTE ON :
9.0V 4.6V
R621
+9V
Q605
1K
R619
AUDIO
4.7K
MUTE
8
CONT.
MUTE ON : 3.9V
OFF : 4.8V
IC701
11.2V
PLAY BACK
/REC EQ.
+12V
PLAY : 3.1V
REC : 3.8V
14
PLAY : 4.9V
REC : 6.3V IC604
3.0V
5.0V
+5V
PLAY : 3.8V
+9V
REC : 0V
Q Q
3 7
3.0V 0V
C725
100u50
+
+5.6V
18.9V
BIAS
9.0V
AVR
BD601
Q708
REC : 8.9V
R745
REC : 8.2V 47K
Q707
REC : 0V
BD602
Q709
BIAS
CONT.
16
14
-29V AVR
Q604
R623
330
-29.8V
+5.6V
B
-29.2V
+9V
u 1 6 3
y
The DC voltage is an actual reading measured with a high impedance
type voltmeter with no signal input. The measurement value may vary
depending on the measuring instruments used or on the product.
AA AB
Note: Unit has a protection circuiting it use TDA2030A.
TDA2040A is available for no protection circuiting.
2 4
8 9
IC601 IC602
POWER AMP POWER AMP
(Lch) (Rch)
C601
2.2u50 C611
+
47P
C602
2.2u50 C612 R610
+
R609 47P 22K
22K
Q601
C605
47u50
C606
+ 47u50
+
-19.1V
R618
18.9V
22K
+B +B
Q603
+12V
AVR
Q613
11.8V
6.2V
Q612
IC603
+5V +9V
AVR AVR
9.0V 16.3V
-19.1V 18.9V
+9V
+B
B
+B
6 3 1 5 1 5 0 8
TRANSFORMER BOARD
CN604
Q608
15
CN601 POWER
14 +5.6V
RLY CONT.
15
13
14
12
5.6V
+B
13
R644
47K
12 Q608
T601
R643
11
4.7K
10
11
10
9
9 5.6V
8 +5.6V
8
AVR
7
+B 7
6 IC605
6
OUT IN
5
GND
5
4
4
3 3
2
-40.5V R640
2
22K
D609
1 1
IC601,602 : TDA2030A or D601-604,609,613 : 1SR139-400
TDA2040V D605 : MTZJ5.6B
IC603 : BA17809T D606,612 : MTZJ6.2B
IC604 : BA17805T D607 : MTZJ13B
IC605 : AN78057S D608 : MTZJ16(B)
IC701 : AN7317 D615-623,627,628 : 1SS133
IC702 : BA3126N D629 : MTZJ5.1B
m
Q601,602 : 2SD2114K BD601,602 : KBL402
Q603 : 2SD2061E
Q604,606,609,708 : 2SA1036K
Q605,623,704 : 2SA1037K
c o
Q607,612,709 : DTC124EUA
Q608,621,622,703,705-707
: 2SC2412K
. Q613 : DTA124EUA
Y39-4342-70
AC AD
2
9 8 9 9
PROTECTION
HEADPHONE
R656 Q622
32 OHM
68K
JK602
R658
0.22 2W
R657
0.22 2W
Q621
SPEAKER
6 OHM
R659
2.2K
JK601
C645
0.01
Lch
Q623
Rch
J617
DESTINATION
F601
COUNTRY ABB.
U.S.A. K F800mA
CANADA P
SHANGHAI
V
AUSTRALIA X
F2A
U.K. T
EUROPE E
KOREA H
9 2 4 9 8 2 9 9
D613
RELAY SW
0.2V
RL601
7.7V
(K,P) : AC120V 60Hz
R630
(X) : AC240V~ 50Hz
100 1W
(T,E) : AC230V~ 50Hz
Q609
(H) : AC220V~ 60Hz
13.8V
(V) AC220V~ 60Hz
R642 R641
R651
1K 1K
100
F601
T602
D616
R650
100
D617
D618
R631
D619 (K,P) TYPE
2.2M
ONLY
1W
D620
D621
RECORDING LINE
SIGNAL LINE
GND LINE
B LINE
+B
B LINE
B
RXD-M35 (2/2)
RXD-M35