Kenwood KRF-V7070D Service Manual page 8

A B
(X08-3130-10)
D1
J1
L1 C1 R542
1 600uH
4700P 100
DVD
COAXIAL IN
L2
C2 R543
600uH
4700P 100
VIDEO2
A1
R1
3 470
VOUT
2
CD/DVD
GND
1
VCC
R6
4.7
+4.9V
1/4W
OPTICAL IN
A2
R2
3 470
VOUT
2
VIDEO3 GND
1
2
VCC
R3
4.7
A
1/4W
INVERTER FOR
A3
OSCILLATOR
3
R5 C9
GND
2 4.7 27P
OPT OUT VCC
1/4W
1 R4
IN
470
B
C8
27P
BUSY
6
2 DATA
5
3 GND
3 J800
DIR CONT.
SYSTEM DATA IN
CONTROL
CHANNEL
DIR CONT.
SPACE
DATA OUT
SWITCH
*S800
10
50kHz
100kHz
CN5
MVDD 10 +8.6V
MGND 9
F2 SUPPLY 8 8
CP600
X14-A/11-
180
WH88
CH. SPACE 7 10
4 S BUSY 6 6
4/4
S DATA 5 5 4
DSP RESET 4
BK-1
CP601
CODEC OVF 3
180
CODEC PDN 2 2
DIR PDN 1 3
7
CN4
25
AK CS 13
CP602
DSP CS 12
180
AK CDIN 11
12
DIR CDOUT 10
9
AK CCLK 9 26
X14-A/11-
CP603
WH89
180
DSP MOSI 8 5
4/4
12
8
5 DSP MISO 7
DDSP SCK 6 9
BJ-1
SEL ST 5 14
CP604
180
SEL CLK 4 16
SEL DATA 3 17
DSP INTREQ 2 10
DIR ERF 1 4
+8.6V
+3.3V
6
∗
IC51 EPROM
IC52
SRAM
R515
10
+3.3V
1/2W
7
C D
+5V
+3.3V
C12
1000P
96kHz 24Bit DIR
IC2
C11
0.1
1 28
DVDD CDTO
2 27 96KHz
DVSS CDTI
SWITCHING
C20 0.01 3 26
TVDD CCLK 26
4 25
TX CSN 25
5 24
XTI MCKO1
6 23
XTO MCKO2 7
7 22
PDN DAUX
8
R 21 R17 22
BICK
9
R18 22
AVDD 20
SDTO
10
AVSS 19 R19 22
LRCK
11
RX1 18
12 ERF
RX2 17
13 FS96
RX3 16
14 P/S
RX4 15
AUTO
+3.3V
IC6
C10 R10 MASTER
1000P 220 1 8
CLOCK SIGNAL
VCC
INVERTER
R20 C16
7 220 1000P
2 IC5
6
1 5
3
R21 NC VCC
22
4 5
GND
2 4
3
GND
+5V
+3.3V
LEVEL SHIFTER
(3.3V 5.0V)
36
C600
35
0.1
IC60
1 14
VCC
13
2
R504 100K
37
3 12
PF3/SCLK
11
R505 100K 38
4 36
PF4/MISO
R506 100K
5 10 39
10 PF5/MOSI
9
40
6 38
+3.3V VDDEXT3(3.3V)
7 8
GND 8
C500 R507 100K
41
PF6/FRAME CLK
C601
0.1
0.1 R508 100K 42
PF7
43
TIM0
35
44
37 TIM1
45
TIM2
IC61
46
46 DT2
8 7
47
GND
TCLK2
6
48
9 39
TFS2
49
10 5
DR2
5
50
11 4
RCLK2
51
3
RFS2
12
52
+3.3V UARTR
13 2
53
2
UARTT
14 1
54
VCC
GND5
55
GND6
56
56 DT0
57
LEVEL SHIFTER
TCLK0
(5.0V 3.3V) 58
+2.5V VDDINT2(2.5V)
59
C501
TFS0
0.1 60
60 DR0
61
RCLK0
62
RFS0
63
+3.3V VDDEXT4(3.3V)
64
64 DT1
65
TCLK1
66
TFS1
67
DR1
68
RCLK1
69
RFS1
70
+3.3V BMOD0
C502
71
BMOD1
0.1
R514 72
BYPASS
100K
R513
1K
+8.6V
E F
+5V
+3.3V
IC3
4
GND
5 3
6 2
SDTI(1,2,4)
7
1
AUDIO SERIAL
8
VCC DATA IN
1
SDOS
2
AUDIO
I2C
SERIAL 3
R541
SMUTE
DATA
22
4
OUT BICK
5
LRCK
+3.3V
6
IC7 SDTI1
7
C603
SDTI2 96KHz 24Bit
0.1
1 16 8
CODEC & DAC
CLR VCC SDTI3
2 15 9
Q1 Q4 SDTO
3 14 10
Q1 Q4 DAUX
4 13 11
D1 D4 DFS
5 12
D2 D3
6 11
Q2 Q3
7 10
Q2 Q3
8 9
GND CK
C39
0.01
SYNCRONISE
DIGITAL SIGNAL
TO MASTER AUDIO
SERIAL
R23
DATA OUT
+4.8V
33
46
+3.3V
+5V
+3.3V
+2.5V
C506
0.1
IC50
MELODY 32
DSP IC
+3.3V
+2.5V
+8.6V
G H
+5V C154
+3.3V
2.5V
D3
31 31
IC11,21,31,41
L.P.F.
C105
D4
1800P
2.5V
C101 R101
10u50 2.2K R105
27
+
2.5V
FL
C37
18P
C36
FR
33
18P
OVF
32 C102 R102
RIN
10u50 2.2K
31
28
LIN
+
30
NC2 C106
29
1800P
NC1
28
IC4
ROUT1 28
27 C205
LOUT1 27
26
820P
ROUT2 26
C201 R201
25
10u50 3.3K R205
LOUT2 25
24 25
+
ROUT3 24
23
LOUT3 23
SL
SR
C202 R202
10u50 3.3K
26
+
22
C206
R31
21
820P
4.7
+5V
1/4W C305
1800P
+3.3V
C301 R301 R305
10u50 2.2K
23
+
8
SBL
SBR
+5V
+3.3V
C302 R302
+2.5V
10u50 2.2K
24
+
C306
1800P
C405
1800P
C401 R401
10u50 2.2K R405
21
144
+
D13 D13
143
(3.3V)VDDEXT9 +3.3V
142 CENTER
C509
D12 D12
141 0.1
D11 D11
140
C508
D10 D10
139 0.1
SW
D9 D9
138
C510
D8 D8
C402 R404
137 0.1
D7 D7 10u50 27K
136 22
C511
D6 D6 +
135 0.1
D5 D5
134
GND12
133
XTAL
132
CLKIN
131
(3.3V)VDDEXT8 +3.3V
130
CLKOUT
129 C932 10P
GND11
128 +5.0V
IC93
D4 D4
AVR
127
(2.5V) VDDINT4 +2.5V
OUT
126
D3 D3
GND
125
D2 D2
124
D1 D1
123
C922 47P
D0 D0
CP51 +3.3V
IC92
10K
AVR
122
RD OUT
121
GND
WR
120
ACK
119
MS3
C912 39P
118
(3.3V)VDDEXT7 +3.3V +2.5V
IC91
116 AVR
CP52
OUT
10K
117 GND
MS2
116
MS1
115
MS0
114
IC90
IOMS
113
OUT IN
BMS 113
GND
112
BR +3.3V
111
BG
110
BGHLT
109 +12V
A21
PROTECTION
R952
4.7K
Q950
Q951
+3.3V
+2.5V
I J
4.7
C153
4.7
+12V
12.2V
IC11
(1/2)
R111
3
220
1
1K 2
4
C107
100P
IC11
(2/2)
R112
6
R106
7 220
1K 5
8
R215
5.6K
IC21
(1/2)
R211
3
1 220
2
910
4
C207
100P
IC21
(2/2)
R212
6
R206 220
7
910
5
8
IC31
(1/2)
R311 C309
1K 3
220 4.7u50
1
2
+
4
C307
100P
IC31
(2/2)
R312 C310
6
R306
7 220 4.7u50
1K
5
+
8
IC41
(1/2)
R411 C409
3
1 220 4.7u50
1K 2
+
4
C407
100P
IC41
(2/2)
R412
6
R406
7 220
18K 5
8
C406
8200P
+12V
8.2V IC2 : AK4112BVF
IC3 : TC7WH241FU
R910 IC4 : AK4529-VQ
4.7
IC5 : TC7SHU04FU
IN
IC6 : TC7WU04FU
1/4W
IC7 : TC74VHC175FT
IC11,21,31,41,123
: NJM4565M or NJM4565MD
7.8V
IC12 : NJU7311AM
IC50 : ADSST-MEL322
R920 ∗
IC51 :
18
IC52 : A61L6316-12V or
IN
2W UT61L6416MC10
IC60 : TC74HCT7007AF
IC61 : TC74VHC125FT
IC91 : NJU7223F25
IC92 : BA033T
IC90,93 : BA05T
5.0V
IN
Q950 : 2SB1218A(Q,R) or
2SA1576A(R,S)
Q951 : 2SD1819A(Q,R) or
2SC4081(R,S)
+5V
D1,3 : DAN202U or 1SS301 or
R931 R930
MA142WK
5.6 4.7 D4 : DAP202U or 1SS300 or
2W 2W
MA142WA
D800,801,901,902,951
: MA111
D900 : D2SBA20F03
D910,920 : HZU3.9(B2) or UDZ3.9B
D930 : HZU5.6(B2) or UDZ5.6B
D950 : HZU5.1(B2) or UDZ5.1B
AC8.0V
∗
D901
D951
CN1
D900 BU-4
1 GND
4/4
2 PROT BV-4
∗
D902 to TRANSFORMER
+8.6V