Kenwood RXD-652 Service Manual page 24

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AE
AF
(X28-298X-XX)
Q25
Q23
Q24
Q26
B DECK
A DECK
A DECK
B DECK
Q27
PLAY
PLAY
PLAY
PLAY
LEVEL
LEVEL
LEVEL
LEVEL
(Lch)
(Lch)
(Rch)
(Rch)
R9
R10
220K
220K
OPE AMP
IC1
C5
R7
R8
C6
PLAYBACK/REC
0.01
13K
13K
0.01
EQ.
5.7V
5.7V
5.3V
5.3V
5.7V
5.7V
5.7V
C57
22u16
+
R56
1K
R57
1/4W
10
+
12
+12V
+B
+12V
L6
10uH
BIAS
CONTROL
Q4
10
11
9
R85 10K
10
R86 10K
11
R87 10K
12
R88 10K
+5V
+5V
+5V
5.0V
IC4
+12V
Q6
Q10
R74
R78
47K
47K
Q5
Q9
R84
B SOL
CPM
10K
CONTROL
CONTROL
R90
68K
R83 10K
R82 10K
R89
68K
R81 10K
AG
AH
IC5
C8
2.2u50
(1/2)
3
1
+
2
R20
R22
4
390
10K
C24 270P
AMP
IC5
C7
2.2u50
8
(2/2)
5
7
+
6
R19
R21
Q28
390
10K
C23 270P
B
R124
Q29
2.2K
+12V
A
L4
R24
1.5K
D9
D10
L3
R23
1.5K
+12V
+12V
+5V
IC4
TYPE 1
BIAS
CONTROL
12.3V
10.6V
R106
470
+12V
+12V
R39
C73
1/4W
56K
3300P
6
R40
56K
+
11
+
+
AI
AJ
C10
R26
4.7u35
W34
1K
+
C9
4.7u35
W32
R25
+
1K
C53
100u16
+
+12V
+12V
12.3V
11
6
R16
+
1.5K
C20
+
2.2u50
+
IC2
DOLBY
B
C19
2.2u50
+
C13
+
2.2u35
+
R62
R53
22K
13
10 1/4W
+
+
12.3V
+12V
+5V
+5V
18
17
DPSS
E
16
IC6
(2/2)
15
8
C76
R104
R105
5
D7
10u16
3.3K
1K
7
6
+
R101
100K
12
C75 220P
+
3
1
2
8
IC6
4
(1/2)
7
6
AK
AL
RXD-A601 (X28-2980-11)
DESTINATION
UNIT No.
A
C
E
B
COUNTRY
ABB.
U.S.A
K
0-11
NO
YES
CANADA
P
RXD-652 (X28-2980-11)
DESTINATION
UNIT No.
A
C
E
B
COUNTRY
ABB.
GENERAL MARKET
M
AUSTRALIA
X
0-11
NO
YES
EUROPE
E
RXD-652E (X28-2980-11)
DESTINATION
UNIT No.
A
C
E
B
COUNTRY
ABB.
EUROPE
E1
0-11
NO
YES
CN1
RXD-652W (X28-2983-82)
1
MECHA+12V
DESTINATION
UNIT No.
A
E
B
C
2
+12V
COUNTRY
ABB.
RUSSIA
Q
3-82
NO
YES
X13-
E3
RXD-A81/A701 (X28-2980-10)
DESTINATION
2/5
UNIT No.
A
E
B
C
COUNTRY
ABB.
3
M-GND
U.S.A
K
0-10
YES
NO
4
L-PLAY
CANADA
P
A
5
A-GND
6
R-PLAY
RXD-752/852 (X28-2980-10)
DESTINATION
7
BIAS-GND
UNIT No.
A E
B
C
COUNTRY
ABB.
8
L-REC
PX
Y
9
R-REC
GENERAL MARKET
M
AUSTRALIA
X
0-10
YES
NO
10
+5V
U,K
T
EUROPE
E
11
D-GND
RXD-772S (X28-2980-10)
DESTINATION
UNIT No.
A
E
B
C
COUNTRY
ABB.
GENERAL MARKET
M1
0-10
YES
NO
RXD-702E/752E/852E (X28-2980-10)
DESTINATION
UNIT No.
A
E
B
C
COUNTRY
ABB.
EUROPE
E1
0-10
YES
NO
RXD-702W/752W/852W (X28-2983-81)
DESTINATION
UNIT No.
A C E
B
COUNTRY
ABB.
RUSSIA
Q
3-81
YES
NO
RXD-702E (X28-2980-10)
DESTINATION
UNIT No.
A
E
B C
COUNTRY
ABB.
EUROPE
E1
0-10
YES
NO
IC1
: HA12219NT
IC2
: HA12136A
IC3
: BA3126N
IC4
: HD74HC166P or TC74HC166AP
IC5,6
: NJM4565L
Q1
: KTC3205 or 2SC3940A(R,S)
Q2-5,7,9,16,
22,27,28
: KRC103M or DTC124ESA
Q6,8,10
: 2SA1286-T11
Q11,12,23-26
: KTC3199(Y,GR) or 2SC2785(F,E)
5.0V
Q13,14
: 2SC1845(F,E)
Q15,21,29
: KRA103M or DTA124ESA
D1-4,6,7,9,10
: 1SS133 or HSS104A
D5
: HZS5.6N(B2) or MTZJ5.6(B)
D8
: HZS5.1N(B2) or MTZJ5.1(B)
RECORDING LINE
CN5
SIGNAL LINE
GND LINE
21
N.C
B LINE
+B
20
LMUTE
B
B LINE
19
PH B
18
A/B2
17
A/B1
RXD-A601 (1/5)
A 120/70
16
RXD-652/E/W (1/5)
X13-
15
B 1/2
CN4
RXD-A81 (1/5)
14
14
D-R/P
RXD-752/E/W (1/5)
2/5
13
13
DOLBY
RXD-702/E/W (1/5)
12
R/P
RXD-772S (1/5)
11
11
NOR
B
RXD-A701 (1/5)
10
10
BIAS
RXD-852/E/W (1/5)
9
9
BEAT-C
8
B-SOL
7
CPM
6
A-SOL
5
5
CLK
4
4
PS LOAD
RXD-652/702/752/772S/852/A81/A601/A701
3
3
PS IN
2
DPSS
1
PH A
Y03-3110-10
AM
AN
R33,
R113,
C25,
W16-19,21,
W32,
34
114
26
25,28
34
NO
YES
NO
YES
NO
R33,
R113,
C25,
W16-19,21,
W32,
34
114
26
25,28
34
NO
YES
NO
YES
NO
R33,
R113,
C25,
W16-19,21,
W32,
25,28
34
114
26
34
NO
YES
NO
YES
NO
R33,
R113,
C25,
W16-19,21,
W32,
34
114
26
25,28
34
NO
YES
NO
NO
YES
R33, R113,
C25,
W16-19,21, W32,
25,28
34
114
26
34
YES
NO
YES
YES
NO
R33, R113,
C25,
W16-19,21,
W32,
34
114
26
25,28
34
YES
NO
YES
YES
NO
R33,
R113,
C25,
W16-19,21,
W32,
34
114
26
25,28
34
YES
NO
YES
YES
NO
R33, R113,
C25,
W16-19,21, W32,
34
114
26
25,28
34
YES
NO
YES
YES
NO
R33, R113,
C25,
W16-19,21,
W32,
34
114
26
25,28
34
YES
NO
YES
NO
YES
R33, R113,
C25,
W16-19,21,
W32,
34
114
26
25,28
34
YES
NO
YES
YES
NO
CAUTION: For continued safety, replace safety
critical components only with manufacturer's rec-
ommended parts (refer to parts list).
indicates
safety critical components. For continued protec-
tion 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 acceptably insulated from the supply
circuit) before the appliance is returned to the
customer.
The DC voltage is an actual reading measured
with a high impedance type voltmeter with a cas-
sette loaded at playback mode. The measure-
ment value may vary depending on the measur-
ing instruments used or on the product. Bias cir-
cuit DC voltage is measured while in the record
mode.
DOLBY and the double-D symbol are trade-
marks of Dolby Laboratories Licensing Corpora-
tion. Noise reduction circuit made under license
from Dolby Laboratories Licensing Corporation.

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