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Kenwood CV-351-HU Service Manual page 11

Stereo integrated amplifier/tuner

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AJ
PRE AMP UNIT
X11-A/5
-CN16
(X08-2672-73) (A/2)
1
2/4
CN1
VMUTE 15
11
VSEL2
14
13
B
EBOL.CK
13
X11-A/5
EBOL.DATA
12
E3
+10dB 11
2/4
-6dB
10
GND
9
H
Sch
8
GND
7
Cch
6
-15V
5
2
+15V
4
Rch
3
AGND
2
Lch
1
CN3
VSEL1 1
W25
TC9215
2
GND
3
X11-A/5
W20
Cch
4
-CN17
3
GND 5
W14
2/4
SWch
6
GND
7
W19
I
SLch
8
GND
9
W16
SRch
10
GND
11
Lch
12
GND
13
Rch
14
GND
15
CN4
4
GND
1
Lch
2
1
GND
3
Rch
4
GND
5
J3
C-V301/351
6ch INPUT
5
PLAY
1
VCR
VIDEO
REC
2
LD
3
MONITOR
4
OUT
6
J2
(X08- )
X11-A/5
-E9
7
2/4
G
AK
2
CN5
1
2
3
4
15V
+15V
C133
1000P
C131 10P
R139
R155
5.6K
C132 10P
R153 5.6K
R154 5.6K
13
R151 5.6K
R152 5.6K
R174
D12
390 1W
C152
10u50
C148
10u25
C154
5.0V
0.01
C146
10u25
R165
75
C143
10u25
R161
75
IC1,5,11
: NJM4580D-D
Q1,2,5-8,11,12
IC2-4
: NJM4565D-D
Q15,19
IC6
: NJM2279D
D1-10
IC7
: TDA7466
D11,12
IC8,9
: TDA7309
D13
IC10
: TC9215AP
D14,15,18,19
D16
AL
3
CN6
5
1
2
3
4
5
15V
+15V
IC10
W5
9
SW3
10
SW3'
11
SW2
12
1K
SW1
13
SW4
14
SW4'
W6
15
16
2ch(L,R)/6ch
15.3V
SEL.
100Hz HPF
ON/OFF
+15V
15V
D11
C151
10u50
C153
0.01
4.6V
-5.0V
BOTTOM
VIEW
4.45K
75K
6dB
DRIVER AMP
75
5.3dB
75
5.3dB
75K
6dB
DRIVER
AMP
4.45K
IC6
VIDEO
R173
SEL.
1K
: 2SC2878(B)
: 2SA1048(Y,GR) or 2SA1309A(Q,R)
: RD8.2ES(B2) or HZS8.2N(B2)
: RD5.1ES(B2) or HZS5.1N(B2)
: RD10ES(B2) or HZS10N(B2)
: 1SS131 0r HSS104A
: RD3.9ES(B2) or HZS3.9N(B2)
AM
8
-15.4V
7
6
5
4
ELECTRIC
3
VOLUME
2
(C,S/SL)
1
D3
C115
2.2u50
+
C116 2.2u50
C117 4.7u35
9.9V
C118 2.2u50
C119 2.2u50
R140
120 1W
ELECTRIC
VOLUME
(SW,SR)
D8
D7
C125
2.2u50
13
+
C126
2.2u50
C127 4.7u35
9.9V
C128
2.2u50
5.0V
+
5.0V
18
C129
2.2u50
D10
D9
AN
+15V
C81 2.2u50
+
C82 2.2u50
+
+
5.0V
IC8
D4
5.0V
+
+
5.0V
+
+
D6
D5
IC9
5.0V
+
5.0V
5.0V
+
+

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C-v351C-v301