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Kenwood KRF-V7090D Service Manual page 8

Audio video surround receiver
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A
B
KRF-V7090D/VR-9050/9060/9070
Q Q
(X08-3390-10)
3 7 6 3 1 5 1 5 0
1
R602
C602
10
680P
R601
C601
10
100P
R603
C603
12
100P
J1
C1
R11
L1
4700P
100
DVD/6CH
D11
COAXIAL IN
C2
R12
L2
4700P
100
VIDEO2
R6
4.7
A1
+5V
1/4W
3
VCC
2
2
CD/DVD
GND
R1
1
OUT
100
D12
R3
OPTICAL IN
4.7
A2
+5V
1/4W
3
VCC
2
VIDEO3
GND
1
R2
OUT
100
USED
VR-9060/9060-S,
VR-9070/9070-S
A3
R4
+5V
3
470
IN
R5 4.7
2
OPT OUT
VCC
+5V
1/4W
1
GND
3
IC6
INVERTER FOR
OSCILLATOR
IC6
1
2
SYSTEM
CONTROL
3
CN5
4
1
6
2
5
T E
L
1 3 9 4 2 2 9 6 5 1 3
3
4
CN2
MVDD
10
+9V
MGND
9
F2 SUPPLY
8
+B
C569
CP71
180
0.01
CH. SPACE
7
S BUSY
6
6
LEVEL SHIFTER
(3.3V
S DATA
5
5
X14-A/11-
DSP RST
4
WH88
CP72
180
CODEC OVF
3
33
IC62
5/5
CODEC PDN
2
17
1
DIR PDN
1
31
BP-1
2
CN3
5
3
AK CS
13
41
36
CP73
4
180
DSP CS 12
12
5
AK CDIN
11
6
DIR CDOUT
10
7
CP74
X14-A/11-
180
WH89
AK CCLK
9
34
DSP MOSI
8
5
5/5
DSP MISO
7
8
LEVEL SHIFTER
(5.0V
DSP SCK
6
9
BN-1
CP75
180
SEL ST
5
14
125
SEL CLK
4
16
SEL DATA
3
17
9
10
DSP INTREQ
2
10
11
DIR ERF
1
122
12
6
12
13
C544
14
0.1
w w w
7
13
X08-3390-10 (1/2)
C
D
97
37
INT1
C13 0.1
38
MCKO1
AVDD
R21 18K
39
R
C12 0.47
40
VCOM
41
IC1
AVSS
42
RX0
192kHz 24Bit
43
DIR
NC
44
RX1
45
B START
TEST1
46
RX2
47
NC
48
RX3
+3.3V
+5V
8
VCC
7
+1V
6
5
109
GND
GND
C515 0.01
110
VDDINT
R62 1M
111
GND
C516 0.01
112
X6
VDDINT
24.576MHz
113
GND
C517 0.01
114
R61 1M
VDDINT
115
GND
116
+3.3V
VDDEXT
117
GND
C522 0.01
118
VDDINT
119
GND
C523 0.01
120
CP66
VDDINT
22
121
121
RESET
122
122
SPIDS
125
5.0V)
127
123
GND
C524 0.01
124
C545 0.1
VDDINT
125
R516
SPICLK
100
126
126
MISO
127
MOSI
14
128
VCC
+5V
GND
13
C527 0.01
129
VDDINT
130
12
+3.3V
VDDEXT
11
131
10
AVDD
10
9
132
126
AVSS
133
8
GND
GND
8
134
CLKOUT
R546 10
135
EMU
R541 10
136
TDO
R542 10
3.3V)
137
TDI
R543 10
138
IC61
TRST
R544 10
8
7
139
GND
TCK
6
R545 10
140
9
127
TMS
5
5
4
141
3
GND
121
142
CLKIN
2
143
2
XTAL
1
144
VCC
VDDEXT
+3.3V
R571
1M
X51
18.750MHz
x
a o
R573
1M
.
i
+3.3V
+9V
+B
E
F
R902
0
SDTI(1,2,4)
1
SDOS
AUDIO SERIAL
2
DATA IN
I2C/SPI
3
SMUTE
R901
R45 100
R23
4
87
BICK
24
33
0
R46 100
5
LRCK
88
86
LRCK
L3
23
R47 100
6
53
SDTI1
R48 10
7
22
SDTI2
DVSS
R49 10
8
SDTI3
21
R41 33
9
DVDD
SDTO
20
R42 100K
V BIT
10
DAUX
19
11
U BIT
DFS
18
C BIT
17
AUDIO
16
TX1
SERIAL
15
DATA OUT
TX0
14
NC
13
TVDD
+3.3V
+3.3V
+5V
+3.3V
+3.3V
C508
0.01
Q
Q
3
7
IC50
DSP
C542
u 1 6 3
CP54
0.01
y
C536
22
0.01
+3.3V
+3.3V
14
G
H
2
4
8
9
9
33
+5V
C46
47u25
35
+
C50
C41
0.01
D42
0.1
R43
100
33
OVF
32
RIN
C58
31
470P
LIN
C57
D41
IC2
470P
30
NC2
96KHz 24Bit
29
NC1
CODEC & DAC
28
ROUT1
FR
27
LOUT1
FL
26
ROUT2
SR
25
LOUT2
SL
24
ROUT3
SBR
23
LOUT3
SBL
C45
C51
0.1
0.01
SW
C44
C49
C
0.1
10u50
R52
+
4.7
1/4W
+5V
+5V
+3.3V
+5V
+5V
+3.3V
C501
0.01
+1V
C503 0.01
72
6
3
1
5
1
5
0
8
9
VDDINT
71
R501 33
DAI P9 (SD2A)
70
R502 33
DAI P8 (SFS1)
69
GND
68
C504 0.01
VDDINT
67
GND
66
C505 0.01
VDDINT
R511 33
65
DAI P7 (SCLK1)
64
R512 100
DAI P6 (SD1B)
63
R513 100K
DAI P5 (SD1A)
R514 100K
62
DAI P4 (SFS0)
61
GND
C518 0.01
60
VDDINT
59
VDDEXT
+3.3V
58
GND
57
R515 100K
DAI P3 (SCLK0)
+3.3V
56
R548 10
DAI P2 (SD0B)
56
55
GND
54
C520 0.01
VDDINT
R547 10
53
DAI P1 (SD0A)
53
16
52
AD8
AD8
51
AD9
AD9
50
AD10
AD10
49
AD11
AD11
48
GND
CP51
47
C525 0.01
22
VDDINT
46
AD12
45
VDDEXT
+3.3V
CP52
22
44
GND
AD12
43
AD13
AD13
42
AD14
AD14
41
AD15
AD15
40
R517 22
ALE
R525 22
39
RD
38
GND
C531 0.01
37
VDDINT
m
+1V
CP53
c o
C533
22
0.01
.
+3.3V
+1V
+9V
+B
I
J
2
8
9
9
IC55
IC57
DUAL BUS
SINGLE 2-INPUT
BUFFER GATE
POSITIVE-AND GATE
+3.3V
+3.3V
IC55
IC57
CP64
IC60
22
SRAM
CP63
22
+3.3V
2
4
9
8
2
9
9
CP56
CP55
22
22
C547
0.01
IC51
TRANSPARENT
D-TYPE LATCH
+3.3V
CP57
CP58
22
22
IC52
TRANSPARENT
D-TYPE LATCH
IC54
BUS TRANSCEIVER

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