Kenwood KRF-V7771D, Руководство по обслуживанию

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BR BI BK BM BO BQ BJ BL BN BP
IC70
IC69
F
u-COM
MAIN
R
S
F
G
IR-OUT
ON/OFF
21KHz LPF
80KHz LPF
21KHz LPF
21KHz LPF
DATA
BUSY
E
D
J15
J16
J17
SRch
SUB WOFFERch
FRch
SLch
CENTERch
FLch
D64
D103
D65
D63
Q60
RESET
RESET
IC
D60
D58
D61
D59
D76
455KHz
FILTER
FILTER
38-54KHz
CONTROL
REP.
ON/OFF
RELAY
EXT.
DRIVE
REP.
Q55
Q56
Q65
Q64
D109
Q66
Q58
D72
Q57
Q51
Q52
Q54
Q53
D75
S1
SL16
TEXT
SYSTEM
CONTROL
CN19
CN17
CN16
D62
CN12
IC78
(2/2)
IC78
(1/2)
(1/2)
IC80
IC80
(2/2)
(2/2)
IC76
IC76
(1/2)
L58
C951
0.027
C950 0.027
C930 100P C927 47P C928 47P
C942
0.1
C943
0.1
L70
L71
L64
L63
C929 100P
47K
C876 0.1
75
95
+
C953
47u25
+
C954
47u25
100
70 73 52 53 54 57 58 59 60 61
42
41
44
43
46
45
49
48
47
32
31
35
R924 2.2K
R923 2.2K
R922 2.2K
R921 2.2K
2 1
11 10
9 6 5 4 3
C916
0.1
14
97
12
99
64
R777 47K R846 47K R778 47K R779 47K R931 47K
R910 100 R912 100 R911 100
R741 47K R739 47K R740 47K R738 47K
4.194MHz
X3
10
11
9 6
R909 100
+
C633
0.047F5.5
1K
1
C636 R930
R760
C634
1000P
+
C635
100u10
R759
1K
R763 100K
OUT
IN
GND
R762
10K
R761
1K
10K
C631
0.01
+
C632
1u50
10K
R764
820
R765
Q60
R718 47K
R719 47K
R717 47K
R723 47K
R720 47K
R729 47K
R734 100K
R735 100K
R737 100K
R732 100K
R736
330
R733
330
-B
-B
+B
-B
-B
-B
-B
6 8 7
W2 W1
R713 47K
47K
R730
R712
R711 100 R710 100 R709 100
R724 47K
R727 47K
R725 47K
R726 47K
R716 100 R715 100 R714 100
17
R836
100
Q56
Q51-54
330P
C918
R985
4.7K
R982
22K
R983
22K
L702
100mH
1K
C917
1000P
R984
R987
1K
R986
10K
R802
1K
R979
1K
R800 2.2K
1K
R801 0.033 C592
L701
100mH
22K
22K
R793
R794
R795
22K
22K
R796
R988
R980
2.2K
1K
R797
22K
R981
2.7K
R799
100
R798
R978
470 1/4W
470 1/4W
R977
220P C596
C594
0.01
2.2K
R803
220P C595
XS8
SL16
100
R835
COMT-A
CONT-B CONT-P
GND
+5V
SYNC
V-1 V-2 V-3 V-4
WIDE
11 10 9 8 7 6 5 4 3 2 1
100 100
R757 R758
ENC 2 ENC 1
455K
U CON GND
+12V
5 4 3 2 1
30
R845 47K
R767 47K
R768 47K
R769 47K
R770 47K
R771 47K
19
R753 100 R915 47K R754 47K
25 26 27 28 29 16
17
R751 47K
C875
0.1
R755 47K
18
R752 100
9
8
7
6
5
4
3
2
1
TV SENSOR
IR OUT
IR-IN
REP OUT
GND
RELAY CONT1
GND
RELAY CONT2
12V
9
8
7
6
5
4
3
2
1
SEL ST2
VISEO STB
SEL CLK
SEL DATA
IC
X2 X1
VDD
XT2 XT1
RESET
REMOCON1 REMOCON2
RDS DATA
RDS CLK
MUTE
70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
VSS PROTECT1 ENC 1 ENC 2 XS8/SL16 2090/2080 TV SENSOR RESET NC EXT OUT RELAY-POWER RELAY TR RELAY CS RELAY B RELAY A SBUSY SDATA 1OW 1W THERM SW
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
26
T MUTE
25
SLEVEL
24
AVREF
23
AVDD
22
CE
21
NC
AVREF
CONT-A
FL STB
FL CLK
FL DIN
FL DOUT
SREQ
MREQ
MCK
MDT
SDT
VSS
CONT-P
CD TXET TX
CD TEXT RX
SYNC
SUB RESET
AVSS
PLL DO
STEREO
16K
C472 33P
100
R460
2
R458 30K
R456
C482 150P
3900P
R940 C464
8200P
C466 R450
100K
C470
1u50
C463
+
R449
100K
C465
8200P
820
R453
C469
CONT-B
77
DSW0
76
DSW3
75
DSW2
74
DSW1
73
NC
72
PROTECT2
71
30
SD
29
PLL CE
28
PLL DATA
27
PLL CLK
R742 47K
R750 100
R749 100
R748 100K
R747 100
R746 47K
R745 100
R744 100
R743 100
+
2700P
C468
820
R454
- 1
C447 3900P
0.033 C448
C449 33P
C450 100P
R442 15K
15K
R440
R439
16K
R437
2700P
C445
100
7 +
-
6
5
R455
16K
+
3
4
R452
1.2K
1.3K 1u50
C481 0.01
3900P
R457 30K
C471 33P
1.2K
R451
1.3K
R939
22
2700P
C467
7
100
R459
5
6
-
+
8
7
6
5
4
3
2
1
25
26
23
24
21
B MUTE
A MUTE
-20dB ATT
SW MUTE
FL
GND
FR
GND
C
S MUTE
SW
GND
SL
GND
SR
15
14
13
12
11
10
9
8
R422 5.6K
R421 5.6K
100
R423
C427 390P
1.2K
R417
1.8K
R415
+
47u25 2K
R935
3
2
-
1 +
+
- 7
5
6
820 R443
8
C441 R435 R937
+
1.3K 1u50 1.2K
R441 30K
100K
R433
8200P
C443
C459 0.01
100
1
R444
R438
3
+
-
2
2.4K
0.033
C446
4
1u50 R436
C442
180
R938
+
1.2K
C444 0.018 R434 100K
C460 150P
C438 150P
C437 0.01
4
8
C426 8200P
C425 8200P
6800P
C422
6800P
C421 R413 100K
R414 100K
C419
1.2K
R418 R416
1.8K
+
C420
47u25
R936
2K
C428 390P
R424
100
C543
0.1
R534 10K
67
68
69
71
77
78
79
80
79
80
77
76
75
74
73
72
71
78
1 2 3
MRAS
MCAS
MCSO
MA15
GNDA
MRD
MWR
GPI01
GPI00
GPI02
GNDD
GPI03
70
69
68
67
66
65
64
62
61
63
VCCD
MD2
MD1
GNDD
MD4
MD5
MD3
MD6
MD7
DR
60 59 58 56 57
DSI DSO SDI0 SDI1 DSCK
MD0
+12V
+12V +12V
+12V
+12V
+12V +12V +12V
+B
+B
+B
+B
+B
+B
+5V
+5V
+5V +5V
+5V
+5V
+5V
+B
+B
+B
B
+B +B
+B
+B
+B
+B
+B
+B +B
+B +B
+B
+B
+B
+B +B
+B +B
+B
5.1V
5.1V
5.1V
5.1V
0V
0V
5.1V
0V
0V 5.1V
0V
0V
14.2V
14.1V
5.0V
0V
14.0V
0V
0V
14.1V
14.1V
0V
0V
0V
0V 5.0V 0V 0V 2.7V 2.3V 5.0V 5.0V 5.0V 5.0V 5.1V 0V 0V 0V 0V 5.0V 5.0V 0V 5.0V 0V 0V 0V 4.9V
0V 0V 4.9V 4.9V 0V 0V 0V 0V
0.4V
0.4V
0.4V
5.0V
0.4V
5.0V
5.0V
5.0V
5.0V
5.0V
1.5V
5.2V 0V 4.9V 0V 5.0V 0V 0V 4.9V 4.9V 0V 0V 4.9V 0V 0V 4.2V 4.2V 0V 0V
5.0V
4.7V
4.9V
0V
1.2V
0V
5.0V
0V
0V
0V
0V
4.9V
0V
4.9V
4.9V
5.0V
4.2V
4.9V
5.0V
0V
5.0V
5.0V
-16.5V
-16.5V
16.3V
16.3V
-16.5V
16.3V
+5V
+B
+12V
+B
+B
+B
)
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CAUTION: For continued safety, replace safety critical com-
ponents only with manufacturer's recommended parts (refer to
parts list). indicates safety critical components. For contin-
ued protection against risk of fire, replace only with same type
and rating fuse(s). To reduce the risk of electric shock, leak-
age-current or resistance measurements shall be carried out
(exposed parts are acceptably insulated from the supply cir-
cuit) before the appliance is returned to the customer.
KRF-V7771D(K) SD2,2P( 98.12.8 19:07 y [ W 2
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299