Kenwood KRF-V8090D, Service Manual

Page: 17 / 34

CB BS BU BW BY CA BT BV BX BZ
KRF-V8090D/X9090D/VR-9560/9080
X14- (H/11) (2/3)
29 30
P2
CONTROL
S706
MD/TAPE
S708
S704
S702
S761 S762
MODE
LISTEN MULTI
D455
Q778
CONT.
LED
Q777
(BOTTOM VIEW)
D754
∗
D755
DRIVER
LED
CN49
CN50
+5.5V AVR
RLY CONT.
Q451
D454
D452
D451
D453
CN45
S720 S721
D776
VFD DISPLAY
CONT.DRIVER
MEMORY
RDS DEMODULATOR
UP
S724 S725
DOWN
S722 S723
AUTO/MONO
D846
RESET
Q841
5V AVR
D842
D841 D843 D844
RESET
IC
OFF1
FIRST
Q842
∗
J2
∗
J3
BUFFER
Q776
GRID
D791
WH78
SETUP BAND
S718
SOUND
S719
TONE
AD KEY GET 3
∗
CN47
∗
J5
IC CCT.
∗
D741
∗ D743 ∗ D742 ∗ D744 ∗ D745
SW REF NO.
S1
P1
SELECTOR
VOLTAGE SWITCH
CN1 WH1
2/5
∗
E
X08-
CN1
1/5
X09-A/4-
CN1
2/5
EXCEPT (Y) TYPE
X08-
CN1
1/5
FIRST-OFF2 CCT.
D831
CN46
∗
WH5
∗
D
POWER SWITCH
S2
∗
CN48
X09-A/4-
CN1
LED REF NO.
AM32 AM29 AM26 AM28 AM27 AM30 AM31 AM23 AM22 AM21 AM25 AM24 AM18 AM17 AM19 AM20
CN12
+5V
+5V
620
R708
4.7K
R706
12K
R704
27K
R702
90
29.2V
R963 100K
C762 0.01 C761 0.01
R964 100K
89 88 87
R962 100K
C763 0.01
R961 100K
C764 0.01
R762 10K R761 10K
+5V
R763 10K R764 10K
+5V
+5V
FLAC 1
+5V
FLAC
5V MINI
X08 MVDD
POWER RLY
D GND
FAST OFF1 7
4
C457 0.01
C458 10u50
5
6
2
3
+
+
C456 0.01
C454 10u50
1u50 C459
2
84 86
Q777,778
OUT9 OUT2
OUT10
OUT11
OUT12 DATA
81
VSS
1
82
3
2
OUT1
CLOCK
4
16
VDD
14
15
13
OUT6
OUT7
OUT8
OUT5
6
5
OUT4
OUT3
7
8
11
12
10
9
31
R754
470
R755
470
R742 R741
470
R743
470 470
+5V
R745
470
R744
470
33
∗
C841
1000u6.3
R455
22K
FLAC
FLAC
+5V
+8V
2
1
3
OUT
1
VCC
GND
+8V
+8V
∗ W104
W
2.2K
R456
T1A L 250V
∗
CN21
∗
F2
∗
CN22
W
∗
W960
∗
K451
∗
R451
∗
C452
R452
100K
+
C104
100P
6 2
+
∗
C453
C451
4
0.01
5 3
R453
1/4W
1
∗
T1
1
∗ W121
1/4W
1
2
4
R721 R720
R779
1K
53
29
30K
R782
XO VREF
R813 47K
+5V
RCLK
15
NC
16
QUAL
2
1
RDATA
+
9
AM15
AM16
AM12
AM13
AM14
+5V
AM9
AM10
AM11
15
20 18 17 19
16
AM16
AM15
AM18 AM17 AM19
24
21
23 22 27 28 25 26
AM24 AM21 AM23 AM22 AM20 AN28 AN27 AN26 AM25
12
13
14
AM13
AM14
AM12
10
11
AM10
AM11
AM9
AM6
AM7
AM8
AM3
AM4
AM5
AM1
AM2
3
6
7
AM7
AM6
AM8
8
4
5
AM5
AM3
AM4
2
1
AM2
AM1
DI
RES
CL CE
64
18
20
62 63 61
VDD
OSCO
OSCI
VFL
G1
VSS
TEST
57 60 58 59 54 55 56
C818 270P
C819 2.2u50
7 10
C816
VSS2
VDD2
12
13
XI
14
11
T1
5
4
3
VDD1
MUX
6
VSS3
VSS1
560P
T2
9 8
CMP
+5V
2.4K
R724
8
9
7.5K
R722
18K
+5V
0.01
C817
R814 1
100u10
1000P
100P
C778 C777
21
19
R780 10
1/4W
R120
C780
27P
+5V
29.2V
C702
C779
1/4W
+
180P C705
+
100u50
33k
620
R725
4.7K
R723
12K
R776 10
AM4
AM1
AM3 AM2 AM8 AM6 AM7 AM5
AM1
1
AM12 AM9 AM10
+5.4V
40
R845
34
32
31
30
AM32 AN29 AM30 AM31
AM34
33
AM33
AM34
AM33
37
AA2
36
AM35
35
AA1
AA5/G15
AA4/G16
39
AA3
38
+5V
AA2
AM35
AA1
+5V
G15
AA3
G16
10K
R843
1K
R841
∗
C842
0.047F5.5
10K
R842
C793
22u50
C792
0.01
1
+5V
1K
R844
100K
+
1u50
C843
C101 100P
IN
OUT
VSS
2
3
46
43
AA7/G13
AA8/GF12
AA6/G14
42
41
G9
G10
45
G11
44
G13
G12
G14
1K
R846
G9
G10
G11
G6 G4 G3 G5 G2
G7
47
48
G8
49 50 51 52
G7
G8
VSS VDD OUT
+5V
0.01
C844
2 3
1
0.01
C794
W W
CN1
1
∗
F1
G16
R777 220 R778 220
G1
G6 G5 G2 G3 G4
10K
R781
0.01
C845
+5.4V
+8V
1/4W
R997 1
AM30
+B
AM21
AM17 AM13 AM14 AM15 AM16 AM20 AM19 AM18 AM22 AM23 AM24 AM25 AM26 AM29 AM28 AM27 AM34 AM33 AM32
AM31
AM35
R101 10K
AA1
AA2 AA3
7 FAST OFF1
5
6
4 POWER RLY
5V MINI
D GND
2
3
FLAC
X08 MVDD
1 FLAC
R109 10K R104 10K R105 10K R102 10K R103 10K
G15 G14 G13
R106 10K R107 10K R108 10K
G12
G1
1
G10 G9
1
C741
G5
R1
12 10K
R1
1
1
10K
R1
10 10K
G7 G8 G6
R1
13 10K
R1
15 10K
R1
14 10K
G4 G3
G1
G2
53
43K
R718
27K
+B
R719
P4 F1-2 F1-1 P2 P1 P3 P8 P5 P6 P7
58
P1
1
P10 P12
55
54
P9
57
56
16G P30 P21 P17 P16 P13 P14 P15
49
52
51
50
P18 P19 P20
48
47
45 46 40
P24 P22 P23 P25
41
44
43
42
P27 P28 P29 P26
36 38
37
39
27
P34 P33
32
P31
35
34
33
P32 P35
30
31
29 28
P36
24
26 25 23
P37 P38
20
21
22
18
15G
19
13G 14G
17
11
G
12G
16 15
10G 9G
14
13
5G 8G 7G
12
11
6G
9
10
7
4G
8
1G
5
3G 2G
6
∗ R457
3.3M
2
1
F2-2 F2-1
1
3 2
+9.2V
+9.2V
+5.4V +5.4V
+5.4V
+5.4V
+5.4V
+5.4V
+5V
29.2V
29.2V
29.2V
29.2V 29.2V
29.2V
+5.4V
∗ R454
+8V
+8V
+8V
+8V +8V
W
1/2W
(K,P) : AC120V 60Hz
220-240V~50/60Hz
: AC110-120V/
: AC230V~ 50Hz
: AC240V~ 50Hz (X)
(E)
(Y)
(J) : AC100V~ 50/60Hz
W303
2
3
1
2
3
1
∗ W
111
S701
S703
S702
S707
S706
S705
S704
DOLBY V
DSP
ACTIVE EQ
BASS BOOST
INPUT MODE
STEREO
KRF-V8090D
LOUDNESS
VR-9080
DOLBY V
DSP
STEREO
INPUT MODE
BASS BOOST
THX
ACTIVE EQ
240V
5 BLU
4
BRN
W141
220-
YEL 3
120V
110-
CN3 CN4
3 3
WHT
GRY
2
1
T4A L 250V
F3
2
1
2
1
BLU
RED
WHT
WHT
BLK
RED
YEL
WHT
YEL
RED
RED
BRN
BLU
WHT
YEL
BLU
GRY GRY
BLU
WHT
RED
RED
WHT
BLK
YEL
WHT
YEL
RED
RED
YEL
BLU
1/4W
R833 3.3K
VDD
C832 2.2u 50
1
VSS
OUT
3
2
+
C833 0.01
1K
R834
W723 W726 W719
2
1
1
2
1
2
1
3
2
12
∗
R458
1/4W
2200u6.3
+
∗
C455
D755
D734
D753
DSP AAC
STANDBY STANDBY
F. AUX F. AUX
VR-9560
D745
D743
D744
D741
D742
DTS DTS
TXH
DOLBY
DIGITAL
DOLBY
THX
DIGITAL
ACTIVE ACTIVE
EQ
96kHzfs 96kHzfs
EQ
VR-9080
VR-9080
KRF-V8090D
KRF-X9090D
(EXCEPT J)
KRF-X8090D
(J)
KRF-X9090D
S708 DIMMER DIMMER
VR-9560
LOUDNESS
STANDBY
F. AUX
ACTIVE
DOLBY
DSP
DIGITAL
DTS
96kHzfs
EQ
+
+
+5V
+5V
+
(X14-7900-13) & (X14-7980-10) (A/11)
IC74
IC45
IC78
IC81
IC79
IC84
(X14- ) (I/11)
ED78
(X14- ) (J/11)
TRANSFORMER
POWER
TRANSFORMER
POWER
IC83
(X14-) (K/11)
8.4V
7.2V
(16G-2G)
6G 7G 3G 4G 5G 8G 9G
1G
10G 11G 12G 13G 14G 15G 16G 2G 1G 1G
1-1 2-1 3-1 5-1 4-1
2-2 1-2
2-4 1-4
2-3 1-3
2-7 1-7
2-6 1-6
2-5
3-2
3-4
3-3
3-7
3-6
3-5
4-2
4-4
4-3
4-7
4-6
4-5
5-2
5-4
5-3
5-7
5-6
5-5 1-5
S-6 S-6
AL-6
AL-6