Kenwood VR-705-SA Service Manual page 9

P Q
VR-705-SA/707A/716A
Q Q
(X08-3130-14) VR-707A ONLY
3 7 6 3 1 5 1 5 0
1
J1 L1
600uH
4700P
DVD
COAXIAL IN
L2
600uH
4700P
VIDEO2
A1
R1
3 470
OPTICAL IN
VOUT
2
CD/DVD
GND
1
VCC
+4.9V
2
BUSY
2 DATA
3 3 GND
J800
SYSTEM
CONTROL
T E
L 1 3 9 4 2 2 9 6 5 1 3
CN5
MVDD 10 +8.6V
MGND 9
CP600
X14-A/2- F2 SUPPLY 8
4 180
WH105
CH. SPACE 7
S BUSY 6
5/5
S DATA 5
DSP RESET 4
CP601
CODEC OVF 3
180
CODEC PDN 2
DIR PDN 1
CN4
AK CS 13
CP602
DSP CS 12
180
AK CDIN 11
DIR CDOUT 10
AK CCLK 9
X14-A/2-
WH106 CP603
180
5
DSP MOSI 8
5/5
DSP MISO 7
DDSP SCK 6
SEL ST 5
CP604
180
SEL CLK 4
SEL DATA 3
DSP INTREQ 2
DIR ERF 1
+3.3V
6
IC52 SRAM
w w w
7
11 X08-3130-14 VR-707A ONLY (1/2)
R S
+5V
+3.3V
C12
D1
1000P
96kHz 24Bit DIR
IC2
C11
C1 R542
0.1
1 28
100
DVDD CDTO
2 27
DVSS CDTI
3 26
C20 0.01
TVDD CCLK 26
4 25
TX CSN 25
C2 R543
5 24
100
XTI MCKO1
6 23
XTO MCKO2 7
7 22
PDN DAUX
8
R17 22
R 21
BICK
9
AVDD 20 R18 22
SDTO
10
R6
AVSS 19 R19 22
4.7
LRCK
11
RX1 18
1/4W 12 ERF
RX2 17
13 FS96
RX3 16
14 P/S
RX4 15
AUTO
+3.3V
INVERTER FOR
OSCILLATOR
IC6
C9 C10 R10
27P 1000P 220
1 8
VCC
R20 C16
7 220 1000P
2
6
3
C8 R21
27P 4 5 22
GND
6
5
DIR CONT.
DATA IN
DIR CONT.
DATA OUT
+5V
+3.3V
LEVEL SHIFTER
(3.3V 5.0V)
C600
0.1
IC60
1 14
VCC
13
2
3 12
6 11
4 36
5 4
5 10
10
9
6 38
7 8
2 GND 8
3
C601
7 0.1
25
35
37
IC61
8 7
12
GND
6
9 39
9
26
10 5
5
11 4
3
5
12
12
8
13 2
2
9
14 1
VCC
14
16
LEVEL SHIFTER
17
(5.0V 3.3V)
10
4
+8.6V
IC51 EPROM
x a o
. i
R515
10
+3.3V
1/2W
T U
+5V
+3.3V
96KHz
IC3
SWITCHING
4
GND
5 3
6 2
SDTI(1,2,4)
7
1
AUDIO SERIAL
8
VCC
DATA IN
AUDIO
SERIAL
DATA
OUT
+3.3V
IC7
C603
0.1
1 16
CLR VCC
2 15
Q1 Q4
3 14
Q1 Q4
4 13
D1 D4
5 12
D2 D3
6 11
Q2 Q3
MASTER
7 10
Q2 Q3
CLOCK SIGNAL
8 9
INVERTER
GND CK
IC5
SYNCRONISE
1 5 DIGITAL SIGNAL
NC VCC
TO MASTER
R23
2 4
33
3
GND
36
35
Q Q
3 7
R504 100K 37
PF3/SCLK
R505 100K 38
PF4/MISO
R506 100K 39
PF5/MOSI
40
+3.3V VDDEXT3(3.3V)
C500 R507 100K 41
PF6/FRAME CLK
0.1
R508 100K 42
PF7
43
TIM0
44
TIM1
45
TIM2
46
46 DT2
47
TCLK2
48
TFS2
49
DR2
50
RCLK2
51
RFS2
52
+3.3V UARTR
53
UARTT
54
GND5
55
GND6
56
56 DT0
57
TCLK0
58
+2.5V VDDINT2(2.5V)
C501 59
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
u 1 6 3
R513
y
1K
+3.3V
+2.5V
+8.6V
12
V W
2 4
8 9
+5V
+3.3V
D3
31
D4
2.5V
C37
18P
C36
1 33 18P
SDOS OVF
2 32
I2C RIN
3 31
R541
SMUTE LIN
22
4 30
BICK NC2
5 29
LRCK NC1
6 28
IC4
SDTI1 ROUT1 28
7 27
SDTI2 96KHz 24Bit LOUT1 27
8 26
CODEC & DAC
SDTI3 ROUT2 26
9 25
SDTO LOUT2 25
10 24
DAUX ROUT3 24
11 23
DFS LOUT3 23
C39
0.01
AUDIO 22
R31
SERIAL 21
4.7
DATA OUT
+4.8V +5V
1/4W
46
+3.3V +3.3V
2
+5V +5V
+3.3V +3.3V
+2.5V +2.5V
C506
0.1
6 3 1 5 1 5 0 8
144
D13 D13
143
(3.3V)VDDEXT9 +3.3V
142
C509
D12 D12
141 0.1
D11 D11
140
C508
D10 D10
139 0.1
D9 D9
138
C510
D8 D8
0.1
137
D7 D7
136
C511
D6 D6
135 0.1
D5 D5
134
GND12
133
XTAL
132
CLKIN
131
(3.3V)VDDEXT8 +3.3V
130
CLKOUT
129
GND11
128
D4 D4
127
(2.5V) VDDINT4 +2.5V
126
IC50
D3 D3
125
D2 D2
MELODY 32
124
DSP IC
D1 D1
123
D0 D0
CP51
10K
122
RD
121
WR
120
ACK
119
MS3
118
(3.3V)VDDEXT7 +3.3V
116
CP52
10K
117
MS2
116
MS1
115
MS0
114
IOMS
113
BMS 113
112
BR +3.3V
111
BG
110
BGHLT
109
m
A21
c o
.
+3.3V
+2.5V
+8.6V
X Y
2
9 8 9 9
C154
4.7
2.5V
C153
31
4.7
IC11,21,31,41 +12V
12.2V
L.P.F.
C105
2.5V 1800P IC11
C101 R101
(1/2) R111
10u50 2.2K R105
3
27 1 220
+
1K 2
4
FL
C107
100P
FR IC11
(2/2)
R112
6
C102 R102 R106
220
7
10u50 2.2K 1K 5
28
+ 8
C106
R215
1800P
5.6K
C205
820P IC21
C201 R201
(1/2)
10u50 3.3K R205 R211
3
25 220
1
+
2
910
4
SL
C207
100P
IC21
SR
(2/2)
R212
6
C202 R202 R206
7 220
10u50 3.3K 910
5
26
+
8
C206
820P
C305
1800P
IC31
C301 R301 R305 (1/2)
R311 C309
10u50 2.2K 1K 3
220 4.7u50
23 1
+ 2
+
4
SBL
C307
100P
IC31
SBR
(2/2)
R312 C310
6
C302 R302 R306 220 4.7u50
7
10u50 2.2K 1K
5
+
24
+ 8
C306
1800P
C405
9 2 4 9 8 2 9 9
1800P
IC41
C401 R401
(1/2)
10u50 2.2K R405 R411 C409
3
21 220 4.7u50
1
+
2
1K
+
4
CENTER
C407
100P
IC41
SW
(2/2)
R412 C410
6
C402 R404 R406
220 4.7u50
7
10u50 27K 18K 5
+
22
+ 8
C406
8200P
+12V
C932 10P 8.2V IC2 : AK4112BVF
IC3 : TC7WH241FU
+5.0V
IC93
R910 IC4 : AK4529-VQ
AVR
4.7
IC5 : TC7SHU04FU
OUT IN
IC6 : TC7WU04FU
1/4W
GND
IC7 : TC74VHC175FT
IC11,21,31,41,123
: NJM4565M or N
C922 47P 7.8V
IC12 : NJU7311AM
+3.3V IC50 : ADSST-MEL322
IC92
AVR R920
IC51 : 27W40180N670
18
IC52 : A61L6316-12V o
OUT IN
2W
UT61L6416MC1
GND
IC60 : TC74HCT7007A
IC61 : TC74VHC125FT
IC91 : NJU7223F25
C912 39P
IC92 : BA033T
+2.5V
IC91
IC90,93 : BA05T
AVR
5.0V
OUT IN
Q950 : 2SB1218A(Q,R)
GND
2SA1576A(R,S)
Q951 : 2SD1819A(Q,R)
2SC4081(R,S)
+5V
IC90
D1,3 : DAN202U or 1S
R931 R930
OUT IN MA142WK
5.6 4.7 D4 : DAP202U or 1S
GND
2W 2W
MA142WA
D800,801,951
: MA111
D900 : D2SBA20F03
+12V
D910,920 : HZU3.9(B2) or U
D930 : HZU5.6(B2) or U
PROTECTION
D950 : HZU5.1(B2) or U
AC8.0V X
D900 W
CN1
D951
R952
1 GND
4.7K
2 PROT
Q950
Q951
+8.6V
VR-707