Kenwood KR-V8090 Service Manual page 28

AO AP
(X08-275X-XX) (B/2)
X05-467
Q Q
-CN1
3 7 6 3 1 5 1 5 0
RELAY POWER 31
1/6
-20dB ATT 30
1
D-OUT L 29
A
AGND 28
D-OUT R 27
X05-468
D-OUT S 26
-CN1
D-OUT C 25
2/6
+17V 24
AGND 23
B -17V 22
SEL L 21
AGND 20
SEL R 19
SYNC 18 32
S.BUSY 17 34
2 S.DATA 16 33
X08-A/2
R274 100
-CN1
VIDEO D 15 47
R275 100
VIDEO C 14 48
3/6
R276 100
VIDEO B 13 49
R277 100
C VIDEO A 12 50
R273 100
LOUDNESS 11 51
R278 100
-20dB ATT 10 52
D83
TONE STB 9 53
D84
VOL STB 8 54
D85
TONE/VOL CK 7 55
D86
TONE/VOL DATA 6 56
DGND 5 5
3
D87
SEL STB2 4 57
SEL STB1 3
SEL CK 2
SEL DATA 1
CN5
P1
T E
L 1 3 9 4 2 2 9 6 5 1 3
4
-20dB ATT 19
DSP +B 18
DSP GND 17
FL +B 16
H2 15 15
H1 14 14
F-OFF 13
u-COM +B 12
u-COM GND 11
R297 100
PROTECT 10 35
5
D79
SEL STB1 9 58
D80
SEL CLK 8 59
D81
SEL DATA 7 60
R291 100
MAIN MUTE 6 61
R292 100
RELAY TR 5 62
R293 100
RELAY POWER 4 63
R294 100
RELAY C,S 3 64
R295 100
RELAY B 2 65
R296 100
RELAY A 1 66
CN4
6
G
w w w
KR-V8090 (X08-275X-XX)
DESTINATION
UNIT No.
IC28
COUNTRY ABB.
CHINA C 0-10 CXP82840-124Q
U.K. T .
CXP82852-108Q
2-71 SAA5679
EUROPE E
7
AQ AR
17.0V
C155
IC15(1/2)
C159
6800P
3 R205 R207 1u50
1 8
R95 R203 +
0V +
2 1.1K 820
-
1K 100
0V
R187
0V
6.8K
C431 33P
5.0V
C430 33P
R186
0V
6.8K
R204
6
R96 100 7 - C160
R206 R208 1u50
5
1K +
4 +
IC15(2/2) 1.1K 820
0V
C156
-17.0V
6800P
21KHz LPF
C165
17.0V
IC16(1/2) C169
6800P
3 R215 R217 1u50
8
R97 R213 1 +
+
0V 1.1K 820
2
-
1K 100
0V
R191
0V
6.8K
C433 33P
5.0V
C432 33P
X
R190
0V
6
R98 R214 7 C170
-
5 R216 R218 1u50
1K 100 +
4
+
0V 1.1K 820
X
IC16(2/2) C166
-17.0V 5.0V
17.0V
IC17
0V
C171
(1/2)
8
10u50 5 C147
+ 7 0.47u50 R223
+
6
- +
150
0V
AMP
0V
C148
2
C172 - 1 0.47u50 R224
10u50
3
+
+ 150
+ IC17
0V
4
(2/2)
-17.0V
IC24
5V AVR
8.0V
L2 L10
IN OUT
+ + GND
L1 L11
D152
IC25
5V AVR
IN OUT
GND
5.0V
D151
5.6V
5.0V
D70
R229 10K R230
10K R198
1K
5.0V
RESET IC
+
5.4V C198 Q11
1u50 R232
+
1K
IC27
5.4V
RESET
x a o
y
R401, R405,
IC40 C166 C168 C301 C302 C303 C304 C305 C306 C307 R190 R192 R403 R404
402
NO NO NO NO NO NO NO NO NO NO NO
6800P 3900P i 13K 6.8K
2.2 330P 560P 10 0.01 33P 39P 22K 47K 2.2K
AS AT
ANALOG
DIGITAL
8
(FL)
(L,R)
IC19
2.3V 1.4V
8 1
5.0V
OUT L SDATA
7 2 R625
VCC SCLK
47
2.5V
6 3
AGND LRCK
R13
5 4
OUT R MCLK
220
2.3V 2.3V
(BOTOM VIEW)
ANALOG
(FR)
D/A CONVERTER
ANALOG
(C)
DIGITAL
(C,SUR)
IC20
2.3V 1.4V
8 1
OUT L SDATA
R626
7 2
VCC SCLK
47
2.5V
6 3
AGND LRCK
5 4 R12
OUT R MCLK
220
2.3V 2.2V
IC21
(BOTOM VIEW) (4/6)
4
3 2.1V
ANALOG
(SUR) IC21
2.0V
(3/6)
12 10 2
13 11 1
2.1V
IC21
IC21 IC21
(2/6)
(6/6) (5/6)
5 6
R225 1M
2.3V
2.1V
2.4V
X1
12.288
MHz
0V
7
9 8
IC21
(1/6)
14
IC18
2.3V 1.4V 6 IC22
8 1 R504 470
(4/6)
AINL SDATA
7 2 R506
VCC SCLK 5
5.0V
6 3 75 R505
AGND LRCK
2.5V
5 4 470
Q Q
AINR MCLK
3 7 6 3
2.3V 2.3V
(BOTOM VIEW)
A/D
CONVERTER
R309
100
5.0V
L7
+ +
L8
D154
5.0V
L4
+ +
L5
+ +
+
KR-V9090 (X08-275X-XX)
u 1 6 3
DESTINATION
UNIT No.
R407 L6 X4 IC28
406
COUNTRY ABB.
NO NO NO NO U.K. T
2-72 CXP82852-108Q
EUROPE E .
1K 100 L92-0017-05 L77-2002-05
KR-V9090W (X08-275X-XX)
DESTINATION
UNIT No.
IC28
COUNTRY ABB.
RUSSIA Q 2-72 CXP82852-108Q
AU AV
2 4
9 9 8
9 11 13
C521
7
IC22
14
0.1
10 12 0V
IC22 8 (3/6)
IC22
(1/6)
(2/6)
C191
0V 2.4V
1
22P
X2
IC22
4MHz
2 (5/6)
C192
2.5V
3
33P
IC22
0V
4
(6/6)
C517
2.4V
47P
SRAM (32Kx8 BIT)
21
GND
22
( 22 ) MA3
23
( 23 ) MA2
24
( 24 ) MA1
25
( 25 ) MA0
26
SCK
27
EXTAL
28
VCCQ
C415 29
GND
0.01 30 IC26
PINIT
C416
0.01 31
DSP
GND
(L,R,C,S)
C204 32
PCAP
1 5 1 5 0 8 9 2 4
0.01 33
VCCP
34
GND
0V
35
MISO
36
RESET
R508
37
MODA
5.0V
100K
38
MODB
R269 39
MODC
5.0V
100K 40 5.0V
VCCS
1.6V 2.5V
0.6V
C417
0.01
0V
5.0V
m
c o
R401,
IC40 C166 C168 C301 C302 C303 C304 C305 C306 C307 R190 R192 R403 R404
402
SAA5679 8200P 2700P 2.2 330P 560P 10 0.01 33P 39P 5.6K 470 22K 47K 2.2K
R401,
IC40 C166 C168 C301 C302 C303 C304 C305 C306 C307 R190 R192 R403 R404
402
SAA5679 8200P 2700P 2.2 330P 560P 10 0.01 33P 39P 5.6K 470 22K 47K 2.2K
AW AX
2
9 9
5.0V
IC29
( 5 )
5.0V
3.8V
4.0V
5.0V
Q16
80
MCAS
79
MRAS
78
MWR 78
77
MDR 77
R521 100
4.8V
R522 100
R509 100K
76
GP 100
R510 100K
75
GP 101
4.8V
R511 100K
74
GP 102
R512 100K
73
GP 103
5.0V
72
GND
71
MD0 71
9 8 2 9 9
70
VCCD
69
MD1 69
68
MD2 68
67
MD3 67
66
GND
65
MD4 65
64
MD5 64
63
MD6 63
62
MD7 62
61 R270
DR
10K
5.0V
0V
R405,
R407 L6 X4
406
1K 100 L92-0017-05 L77-2002-05
R405,
R407 L6 X4
406
1K 100 L92-0017-05 L77-2002-05