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Kenwood KRF-V4550D Service Manual page 10

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AE
AF
(X08-3010-10) (A/3)
J2
Lch
R251
15K
Lch 1
8
1
R252
15K
Rch 2
23
LSch
R255
10K
LSch 3
5
DVD
6ch
INPUT
R256
10K
RSch 4
26
R259
10K
Cch 5
2
C ch
R260
10K
SWch 6
29
2
S.W ch
3.3V
3
D3
J1
C32
L31
4700P
DVD 1
11
COAX. INPUT
C34
L32
4700P
VIDEO 2
12
A1
R34
3
4.7
5.0V
VDD
+5V
1/4W
OPT. INPUT
2
CD/DVD
GND
4
1
R33 470
OUT
13
J61
1
D51
C604
D52
47u25
VIDEO2
2
2
IN
+
C511
R612
0.01
68
VIDEO1
3
3
OUT
5
R610
MONITOR
68
4
4
OUT
5V
C608
47u25
DVD
5
5
IN
+
IC61
VIDEO
C602
INPUT
47u25
VIDEO1
6
6
SELECTOR
IN
+
6
to TRANS
2/4
C
X07-A/3
5V
-CN3
2/4
D
7
AG
AH
+3.3V
+5V
C59 0.01
+3.3V
3.3V
D6
C58
0.01
R66
INVERTER
C46
100K
3.3V
22P
DIGITAL
SIGNAL
IC
IC6
C43
C41
1000P
22P
Q1
RESET
IC4
C42
R43
27P
220
+2.5V
+2.5V
2.5V
R404
470
C510
0.01
28
40
SCLKN2
AUDATA1
27
41
SDATAN2
AUDATA0
26
42
LRCLKN1
LRCLK
25
43
SCLKN1
SCLK
24
44
DGND3
IC51
MCLK
1
+2.5V
VD1
DSP
23
VD3
22
SDATAN1
2
DGND1
21
3
EXTMEM
R527
XMT958
20
10K
4
INTREQ
EMWR
19
SCDOUT
R505
5
EMOE
10K
6
18
SCDIN
CS
2.5V
C502
0.1
+2.5V
+2.5V
+5V AVR
5.1V
R633
Q61
100
12.0V
+5V
R631
C450
680
0.01
4.45K
6dB
75K
R632
AMP
DRIVER
680
R634
Q62
100
5.3dB
75
-5.1V
-5V AVR
5.3dB
75
6dB
75K
AMP
DRIVER
4.45K
5
5V
4
3
AI
AJ
+3.3V
+3.3V
+3.3V
+5V
+5V
+5V
DIGITAL
C900
AUDIO
330u6.3
RECEIVER
+
R54
9.1K
C57
R68
5.0V
1
3.3V
220
IC5
C54
22P
C56
1000P
R59
100
C23
1000P
1
SDOS
2
I2C
3
SMUTE
4
BICK
5
IC2
LRCK
6
41
SDTI1
CODEC
7
(ADC & DAC)
40
SDTI2
8
39
SDTI3
R21
+2.5V
9
27
SDTO
220
10
R520
2.5V
DAUX
11
DFS
10K
C505
R518
1000P
4.7K
R516
10K
4.9V
3.3V
+2.5V
+12V
12V
-11.9V
AK
AL
+3.3V
+5V
5.0V
+5V
+5V
5.0V
+5V
+5V
33
DZF2
32
RIN+
32
31
RIN-
30
LIN+
30
29
LIN-
28
ROUT1
28
27
LOUT1
27
26
ROUT2
26
25
LOUT2
25
24
ROUT3
24
23
LOUT3
23
IC11,21,31
L.P.F
R20
4.7
+5V
1/4W
+3.3V
+2.5V
12V
+2.5V
+5V
+3.3V
+12V
AM
AN
R121 10K
LS
R217
6
5.6K
4
-11.9V
IC12
CONFIG.2
12.0V
+12V
R218 5.6K
CONFIGURATION
SELECTOR
2
+12V
12V
C3
12.0V
12.0V
0.01
-11.9V
C109
0.01
C110
100P
R1
R2
5.6K
5.6K
Lch
1
7
Rch
3 2
6
5
4
8
4
8
3
2
IC1
IC1
IC11
6
5
IC11
1
7
(1/2)
(2/2)
(1/2)
(2/2)
R3
R111
R109
R110
R112
100
4.7K
10K
10K
4.7K
C105
C106
1800P
1800P
R103
R104
BUFFER
100K
100K
2.5V
2.5V
+5V
+3.3V
3.3V
20
18
R426 220
R427 220
IC41
IC41
LEVEL
5.0V
SHIFTER
(5V-3.3V)
C403 0.01
R406 470

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