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Kenwood KRF-V7090D Service Manual page 3

Audio video surround receiver
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A
B
PC BOARD
Q Q
3 7 6 3 1 5 1 5 0
1
X08-3390-10 (J75-0058-12) (SIDE A)
OPTICAL IN
OPTICAL
OUT
VIDEO3
CD/DVD
2
A3
A2
R2
A1
R12
R1
D12
D11
48
37
1
36
IC23
R81
C85
IC1
R65
12
25
L4
13
24
L3
L5
R23
R30
C82
D8
R549
3
108
109
IC50
IC21
R546
R541
R542
144
T E
R524
L
R543
1 3 9 4 2 2 9 6 5 1 3
1
C538
R521
C539
R544
R523
R545
4
IC55
R537
5
4
1
Q2
8
1
B
E
IC54
1
5
B
E
IC57
I
G
O
3
4
Q1
1
5
10
3
4
IC22
IC58
4
3
IC63
5
1
D16
D15
CP62
R560
R561
5
CP61
R562
R563
40
21
IC49
48
25
C79
C99
1
20
IC59
D3
1
24
6
D2
2
1
w w w
1
CN1
CN53
.
7
Refer to the schematic diagram for the value of resistors and capacitors.
C
D
COAXIAL IN
S1
J1
C46
R43
C42
C41
R50
C2
L2
C1
44
34
24.576MHz
1
33
C101
X6
IC2
C121
4
1
IC6
11
23
12
22
5
8
R41
C49
R503
R52
R550
R506
73
8
7
72
R26
R501
IC62
R511
R25
R512
R548
14
1
R547
7
1
IC61
37
R517
8
14
36
CP72
CP54
CP53
CP71
10
1
20
R907
1
20
CN2
IC52
11
10
1
20
11
10
11
5
IC51
IC53
C546
C548
20
1
10
11
8
R905
16
9
R533
CP58
R534
IC56
CP60
CP55
1
8
CP56
CP65
CP59
C190
CP57
CP63
C550
5
3 1
22
1
8
4 5
IC64
C268
C194
IC60
16
23
44
C551
C192
IC20
CP64
C191
30
C198
2
20
50
1
21
CN4
x
a o
y
i
E
F
8
X08-3390-10 (J75-0058-12) (SIDE B)
C102
5
4
IC10
8
1
5
4
IC12
8
1
C129
R127
5
4
IC14
8
1
Q
Q
3
7
6
3
4
IC16
1
R186
5
4
IC18
8
1
C189
4
IC19
1
C267
15
R211
R219
R209
R218
R217
1
R215
C197
R213
R216
R214
u 1 6 3
.
3
G
H
2
4
9
9
8
R33
C556
R901
C508
C505
C518
R581
C519
C520
C577
C525
1
5
1
5
0
8
9
2
4
C547
R903
R904
R909
R210
R212
R220
m
c o
I
J
2
9
9
R603
IC24
C603
O G I
C580
R64
R902
5
1
R510
IC26
C517
C510
C515
C522
C516
C523
C524
R518
C527
C93
C528
C571
9
8
2
9
9
C560
C559
C574
R540
R539
B E
4

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