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Kenwood KRF-V7030D-S Service Manual page 20

Audio video surround receiver
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AY
AZ
Q Q
(X08-301X-XX) (B/3)
3 7 6 3 1 5 1 5 0
R662 68
C654 47u25
1
C658 47u25
R666 68
R661 68
C653 0.01
C657 0.01
J65
R665 68
S VIDEO
R657 82
C663 47P
DVD
C664 47P
PLAY IN
R658 82
2
R663 100K
C669 47P
REC
C670 47P
OUT
R664 100K
VIDEO1
R651 82
C651 47P
PLAY
C652 47P
IN
R652 82
3
C666 47u25
J66
C665 0.01
R653 82
C655 47P
VIDEO2
C656 47P
PLAY IN
R654 82
C662 47u25
T E
L
1 3 9 4 2 2 9 6 5 1 3
C661 0.01
R655 82
4
C659 47P
VIDEO3
C660 47P
PLAY IN
R656 82
R659 100K
C667 47P
MONITOR
C668 47P
OUT
R660 100K
5
IC66,67 : NJM2279M
IC68
: TC74HC4052AFT or
NJU4052BV
6
w w w
to TRANS
2/4
.
C
X07-A/3
-CN3
7
2/4
D
BA
BB
10
12
+
3
+
5
10
12
3
5V
5V
5
15
S VIDEO
SELECTOR
IC68
4.9V
1
Y0
2
16
Y2
VCC
IC66
3
15
YCOM
X2
4
14
Y3
X1
14
5
13
5
Y1
COMX
6
12
INH
X0
12
-4.9V
S VIDEO(C)
11
X3
SELECTOR
7
10
5V
VSS
A
10
8
9
GND
B
9
5V
IC67
1
+
12
5
+
14
S VIDEO(Y)
SELECTOR
5V
5V
C682
C681
10u50
10u50
+5V
+
+
x
a o
y
i
BC
BD
8
4.45K
6dB
75K
AMP
DRIVER
5.3dB
75
5.3dB
75
6dB
75K
AMP DRIVER
4.45K
3
12
4.45K
6dB
75K
AMP
DRIVER
5.3dB
75
5.3dB
75
Q
Q
6dB
75K
3
7
6
3
AMP
DRIVER
4.45K
3
E6
1
15
C
2
2
Y
-5.1V
3
VGND
R682 4.7 1/4W
4
5V
-VSS
R681
5.1V
WH6
4.7 1/4W
5
+5V
+VDD
6
9
VMUTE
7
CTLD
8
10
CTLC
9
CTLB
10
CTLA
(X14- ) (E/6)
J2
R151
E7
100
1
Lch
AUX L
2
A.GND
R152
100
3
Rch
AUX R
WH4
4
V.GND
R155
100
5
VIDEO
COMP
6
C
7
Y
J3
P2
W51
6
2
S-VIDEO
u 1 6 3
3
7
.
E8
BE
BF
(X08-301X-XX) (A/3)
J2
DVD 6ch INPUT
Lch
LSch
R251
2
4
9
9
8
15K
Lch 1
8
23
5
26
R252
2
15K
Rch 2
29
R255
10K
LSch 3
R256
10K
RSch 4
R259
10K
Cch 5
C ch
3.3V
R260
10K
SWch 6
D3
S.W ch
J1
C32
L31
4700P
DVD 1
11
COAX. INPUT
C34
L32
4700P
VIDEO 2
12
A1
R34
4.7
3
5.0V
VDD
+5V
1/4W
2
CD/DVD
GND
1
R33 470
OUT
13
OPT. INPUT
A2
3
R36
VDD
+5V
4.7 1/4W
2
VIDEO3
GND
R35
1
OUT
14
470
A3
3
GND
R38
1
5
1
5
0
8
9
2
4
4.7 1/4W
2
OPT. OUTPUT
VDD
+5V
R37
1
IN
4
470
J61
C606
47u25
VIDEO3
1
1
IN
+
D51
C604
47u25
D52
VIDEO2
2
2
IN
+
C511
R612
0.01
68
VIDEO1
3
3
OUT
R610
68
MONITOR
4
4
OUT
5V
C608
47u25
DVD
5
5
IC61
IN
+
C602
47u25
VIDEO1
6
6
IN
+
m
c o
5V
BG
BH
2
9
9
+3.3V
+5V
+3.3V
C46
INVERTER
3.3V
22P
C43
C41
1000P
22P
C42
27P
IC4
+2.5V
2.5V
R404
470
C510
0.01
40
AUDATA1
41
AUDATA0
42
LRCLK
9
8
2
9
9
43
SCLK
44
MCLK
IC51
1
+2.5V
VD1
DSP
2
DGND1
3
R527
XMT958
10K
4
EMWR
R505
5
EMOE
10K
6
SCDIN
C502
2.5V
0.1
+2.5V
IC61,62
VIDEO
INPUT
SELECTOR
+5V
4.45K
IC62
6dB
75K
AMP
DRIVER
5.3dB
75
5.3dB
75
6dB
75K
AMP
DRIVER
5V
4.45K
5
1
2
5V
2
4

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Krf-v7030dVr-409Krf-v8030d-sKrf-v8030dVr-407

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