Kenwood KRF-V5300D, Руководство по обслуживанию

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13
KRF-V5300D
X08-3482-70 (2/6)
(BOTTOM VIEW)
OSCILLATOR
3.3V 5V
Q57
RDS
DEMODULATOR
MICRO PROCESSOR
A MUTE
LED3(DOLBY DIGIT
AL)
R699 100 R698 100 R697 100 R696 100
22
HP RL
Y
A
VR PROT
AMP PROT
21
20
C RL
Y
L/R B RL
Y
L/R A RL
Y
DET
-F
SL/SR RL
Y
SBL/SBR RL
Y
25
24
23 27
26 28
DET
-S
29
LED4(DTS) LED 6(SP-B) LED5(PURE MODE) BAND KEY DA
VSS
95 96 97 92 93 94
DSP INTREQ
DIGIT
AL DET( )
CODEC INT( DIR.ERF)
31 30 29
RDS
D
ATA
34 33 32
RESET
R629 100
R636 100
R638 100 R637 100
7
0.01
C561
1
VCC
8
C551
1000P
1M
GND
4 3 2
R551
220
R552
5 6
12.288MHz
1M
R553
X551
C552
27P
22P
C553
C556
R555
R561
1
1000P
220
R554
220
C554 22P
C555 22P
64
R674 2.2K
R676 100
R675 100
R677 100
R709 3.3K
R680 100
R679 100 R678 100
R681 100
R687 100
R684 100 R683 100 R682 100
DSP PD( DSP.RESET)
V CTRL1 POWER RL
Y
LED2(ACTIVE EQ) LED1(ST
AND BY)
85 88
ENC B1 ENC B2
89 90
91
ENC A1 ENC A2
86 87
V MUTE PURE
82 83 84
CE1
79
81
80
V CTRL2 V CTRL3
75
EEPROM CLK
EEPROM DATA
77 76 78
S DA
TA
S BUSY
65
69
68
67
66
73
72
70
74
DIMMER
DSP CS
CODEC PDN
CODEC DVF
CODEC CS
71
REC-OUT MUTE
SEL ST
SEL CLK
SEL DATA
VOL SEL CLK
R673 100
R706 100
R669 100
R672 100
R671 100
R670 100
C751 0.1
DSP/CODEC SCCLK
( DSP
.MISO)
DSP/CODEC SCDIN
41 38 37 36
AMP PROT FAN CONT
LIMITER
35 40 39
HP RL
Y
A
VR PROT
FA
RL
Y
44 43 42 47 45 46
F.AUX KEY
56
55
54
60
59
58
57
53
63
62
PLL CLK
PLL DO
T MUTE
VOL SEL DATA
PLL CE
PLL DIN
61
STEREO
VOL ENC B
VOL ENC A
NC
SD
R666 100
R665 100
R668 100
R667 100
52
SBL/SBR RLY
49 50 48
SL/SR RL
Y
C/SW RL
Y
FB RL
Y
51
R643 100
R641 100
R639 100 R644 100
R640 100K
100
R645
C606 0.01
R642 100K
R646 2.2K
C607 0.01
R707 3.3K
100
R647
100
R650
VCC
11
4
13
2 3 5 4
C731 0.1
7
GND
6
11 12 10 9 8
R573
15
1
2
16
330P
C761
10u50
C772
R761
100
4 3
CLK(4.332MHz)
14
OSC
R762 470
22P
C764
4.332M
X76
ANTIALIASIN
FILTER
RECOVERY
(1187.5Hz)
CLOCK
DETECT
RDS-ID
RAM
(128bit)
DATA
DECODER
29
30
37 38 39 40 49 50
4 3
22K
R701
100
R702
97 94 93 92 91
100
R694
100
R692
100
R690
100
R688
22K
R689
22K
R691
22K
R693
22K
R695
90 89 88 87 86
C608 0.01
69
83 82
81
80
79
78 77
100
R654
100
R656
22K
R653
22K
R655
22K
R657
100
R652
52
53
54
47K
R661
47K
R659
100
R658
100
R660
56
57
59
47K
R664
R662 100
100
R663
58
60
61
63
64
62
65
66
67
74
73
R751
RDCL
RST
XOUT
RDSID RDDA VREF MPXIN
R628 100K
C603 1000P
28 29
R631 100K
30
C604 1000P
R633 3.3K R632 2.2K
R634 100K
C605 0.01
R635 1K
35 36 37 38 39 40 45 47
R649 100
49 50
DSP/CODEC SCDOUT
( DSP MOSI)
( DSP
.SCK)
19 18 17
44
45 47
27
R731 10
66 65 67
70
70
16 17 14
61
60
58
68
85 84
100
R685 100K R686
33
34
45 47
71
7,77,78
58,60-62
7
28
38
+5V +5V +5V
+5V +5V
+11.7V
+11.7V
12V
+6.9V
+3.5V
+3.4V
+3.3V
12V
+11.7V
+11.7V
+6.9V
+3.4V
+3.5V
+3.4V
+3.5V
+11.7V
+3.5V +3.5V
+3.5V
+3.5V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.5V
+3.4V
+11.7V
+6.9V
+11.7V
12V
+6.9V
+3.3V
34
++
IC601
IC551
IC731
IC761
J I H G F