Kenwood KRF-X9080D Service Manual page 14

A B
KRF-X9080D/VR-8070/8060
Q Q
(X08-3310-11)
3 7 6 3 1 5 1 5 0
1
J1
C1 R11
L1
4700P 100
T3
DVD/6CH
T2
COAXIAL IN D11
C2 R12
L2
4700P 100
T1
VIDEO2
R6
4.7
A1
+5V
1/4W
3
VCC
2
2
CD/DVD GND
1 R1
OUT
100
D12
R3
OPTICAL IN
4.7
A2 +5V
1/4W
3
VCC
2
VIDEO3
GND
1 R2
OUT
100
A3
+5V
3 R4
IN
470
2 R5 4.7
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
CHANNEL
SPACE 0.01
SWITCH
50kHz
LEVEL SHIFTER
∗ (3.3V
S1 100kHz
X14-A/11-
WH88
IC62
4/4
1
CJ-1 CP71
2
180
CH. SPACE 7
5 3
36
S BUSY 6 6
4
S DATA 5 5
5
DSP RST 4
CP72
6
180
CODEC OVF 3 33
7
GND
CODEC PDN 2 17
DIR PDN 1 31
4
CN3
LEVEL SHIFTER
AK CS 13 41 (5.0V
CP73
180
DSP CS 12 12 8
125
11
AK CDIN
9
DIR CDOUT 10 9
10
CP74
X14-A/11-
180 11
WH89
AK CCLK 9 34 122
DSP MOSI 8 5 12
4/4 12
6
DSP MISO 7 8 13
DSP SCK 6 9
C544 14
CI-1 CP75
0.1
180
SEL ST 5 14
SEL CLK 4 16
w w w
SEL DATA 3 17
DSP INTREQ 2 10
DIR ERF 1
7
21 X08-3310-11 (1/2)
C D
97
37
INT1 LRCK
C13 0.1
38
MCKO1
AVDD
R21 18K
39
R DVSS
C12 0.47 40
VCOM
41
IC1 DVDD
AVSS
42
V BIT
RX0 192kHz 24Bit
43
DIR U BIT
NC
44
C BIT
RX1
45
B START
TEST1
46
RX2
47
NC
48
RX3
TVDD
+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
VDDINT
R61 1M
115
GND
116
+3.3V VDDEXT
117
GND
C522 0.01
118
VDDINT
119
GND
C523 0.01
CP66 120
VDDINT
22
121
121 RESET
122
122 SPIDS
125
5.0V)
127 123
GND
C524 0.01 124
VDDINT
C545 0.1
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
126 132
AVSS
133
8
GND
8
134
CLKOUT
R546 10
135
EMU
R541 10 136
TDO
R542 10
3.3V) 137
TDI
R543 10
IC61 138
TRST
7 R544 10 139
GND
TCK
6 R545 10
140
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
SDTI(1,2,4)
1
SDOS
AUDIO SERIAL
2
DATA IN
I2C/SPI
3
SMUTE
R45 10
R23 4
87 BICK
24 33
R46 10 5
88
86 LRCK
L3
23 R47 10 6
53 SDTI1
R48 10
600 7
22
SDTI2
R49 10 8
SDTI3
21 R41 33 9
SDTO
20
R42 100K
10
DAUX
19
11
DFS
18
17
AUDIO
16
TX1
SERIAL
15
DATA OUT
TX0
14
NC
13
+3.3V +3.3V
+5V
+3.3V +3.3V
C508
0.01
Q Q
3 7
∗
IC50
DSP
C542
CP54
0.01
C536
u 1 6 3 22
y 0.01
+3.3V +3.3V
22
G H
2 4
8 9 9
33
+5V
C46
47u25
35
+
C50 C41
0.01
D42
0.1
R43
33 100
OVF
32
RIN
31
LIN
D41
30
IC2
NC2
29
96KHz 24Bit NC1
28
CODEC & DAC
ROUT1 FR
27
LOUT1 FL
26
ROUT2 SR
25
LOUT2 SL
24
SBR
ROUT3
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
72 C503 0.01
6 3 1 5 1 VDDINT 5 0 8 9
R501 33
71
DAI P9 (SD2A)
R502 33
70
DAI P8 (SFS1)
69
GND
C504 0.01
68
VDDINT
67
GND
C505 0.01
66
VDDINT
R511 33
65
DAI P7 (SCLK1)
64 R512 33
DAI P6 (SD1B)
R513 100K
63
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
C525 0.01
47
VDDINT 22
46
AD12
45
VDDEXT +3.3V
CP52
22
44
GND AD12
43
AD13 AD13
42
AD14 AD14
41
AD15 AD15
R517 22
40
ALE
39 R525 22
RD
38
GND
37 C531 0.01
VDDINT
m
+1V
CP53
C533
22 c o
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
+5V
+3.3V
+3.3V +3.3V
IC55 IC57
C550
0.01
CP64
22
SRAM
IC60
C551
CP63
0.01
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