Kenwood KDC-3020R, Руководство по обслуживанию

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A B C D E F G H I J
1
2
3
4
5
6
7
47K
10K
10K
47K
4.7K 4.7K
22K
22K
ILL+B
ILL+B
ILL+B
ILL+B
ILL+B
BU5V
SW5V
SW5V
SW5V
SW5V
SW5V
SW5V
SW5V
SW5V
SW5V
SW5V
SW5V
SW5V
+5V +5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
ILL+B
ILL+B
ILL+B
BU5V
BU5V
BU5V
BU5V BU5V BU5V
BU5V
BU5V
BU5V
AUDIO+B
AUDIO+B
SW5V
FM+B AM+B
FM+B AM+B
FM+B
AM+B
AUDIO+B
AUDIO+B
AUDIO+B
AUDIO+B
AUDIO+B AUDIO+B
AUDIO+B
AM+B
FM+B
AM+B FM+B
+B
+B
+B
+B
+B
+B +B
+B
+B
+B
+B
+B
+B
60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
1
2 3 4 5 6 7 8 9
10
11
12 13
14
15 16
17
18 19 20
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
RESET
M-MUTE
M-RST
M-ST
OP
LO/EJ
MO SW
LOE/LIM SW
DSI
PS2-1
PS2-0 BEEP PS1-2
PS1-1
PS1-0
N.C N.C
ACC-DET
B.U-DET
SW 5V
P-STBY
SVR
P-MUTE
MUTE
CLK
DATA
IC2 TYPE0
IC2 TYPE1
VSS 1
TYPE0
TYPE1
TYPE2
TYPE REF
CH-CON
SD
N.C
N.C
N.C
N.C
LO/DX
AFS
PA
N
E
L
8EJE SW N.C A
VSS
L-RST(ONL
Y
14seg)
L-CE A
V
REF1
N.C PLL-DA
T
A
PLL-CLK L-DA
T
A
L
L-DA
T
A
S
L-CLK R-DA
T
A
R-QUAL CH-DA
T
A
C
CH-DA
T
A
H
CH-CLK CH-REQH PLL-CE
REMO
R-CLK
CH-REQC
LO/S SW
KEY-REQ
12EJE SW
VSS 0
VDD 1
X2
X1
IC
XT2
XT1
VDD 0
AVREF0
S-METER
PHONE
NOISE
N.C
AV CONT
1
3 5 7 9
11
13 15 17 19
21
23 25
TA
B
OUT2- OUT2+ OUT1- OUT1+ IN 1 S GND IN 3 OUT3+ OUT3- OUT4+ OUT4- CD
2 4 6 8 10 12 14 16 18 20 22 24
P
GND
STBY
VCC 2
P
GND
SVR
IN 2 IN 4
AC GND
P
GND
VCC 1 MUTE
P
GND
1
2
3
4
5
6
7
8
QUAL
RDDA
VREF
MPX
OSEL
GND
ARI
FI 1 OUT
16
15
14
13
12
11
10
9
RDCL
T57
OSCO
OSCI
VCC
EXTRES
TM
F SEL
1
2
3
4
VSS
8
7
6
5
VCC
WP
SCL
SDA
16 15 14 13 12 11 10 9
REAR Lch+
REAR Lch-
REAR Rch-
REAR Rch+
NC
PHONE
NC
B.U.
FRONT
Lch+
FRONT
Lch-
FRONT
Rch-
FRONT
Rch+
P-ANT
P-CON
ACC
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
D OUT
12EJE SW
LO/S SW
MS CLK
MSDA
8EJE SW
N.C
BU 5V
D GND
M MUTE
N.C
M RST
M ST
OP
AUDIO +B
Lch
GND
Rch
LO/EJ
MO SW
SER
VO +B
SER
VO GND
LOE/LIM SW
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
RF GND
FM ANT
AM ANT
FM +B
AM +B
AM LO/DX
FM LO/DX
IF SELECT
RDS OUT
REQUEST
K2I-VTH
VCO GND
FM SD OUT
FSD OUT
FM DET OUT
AM DET OUT
B
IF GND
HI UP ADJ
PLL CE
PLL DATA
PLL CLK
P-ON 5V
DIG GND
4
BU 5V
ILLUM
SW 2
SW 1
11
12
10
9
VCC
AUDIO +B
AM +B
FM +B
8
7
6
5
P-ANT
P-CON
GND
2
3
1
V BU
1 2 3 4 5 6 7 8
FUSE
L1
FL+
FL-
RL+ RL- RR- FR-
RR+ FR+
3300u16
+
C1
82K
R71
36K
R72
100K
R73
30K
R10
10K R1
1
1K
2.2K
R104
R105 470
R121 2.2K R107 2.2K
∗
R413
∗
R412
R106 100K
R108 2.2K
R58
R110
∗
R135
∗
R136
∗
R137
∗
R138
∗
R139
∗
R140
R113 47K
R115 1K R116 10K
R118 10K R117 1K
R259
R119 47K
38
R114 47K
47K 47K
47K 47K
47K 47K
4.7K
VSS
4 32
VCC
1
10K
CP1
C103 0.1
R125 1K
CP3
1K
2.2K
CP2
R122 100
R67 10K
R255 33K
47K
100K R126
R127
R128
R129
R130
15P
C104
6.8K
R131
15P
C105
X1
2.2M
2.2K
R123
1K
2.2K
2.2K
4.19MHz
22K
R134
59 54 57 58 55 56
52 47
41
64
66
63
61
1 5 6
9
10
15
14
11 12 13
20
22
21
27
40 39
2.2K
R353
10P
C356
10P
C355
4.332MHz
C352 330P
10u6.3
+
C351
2.2K
R351
2.2K
R352
X2
+
C353
10u6.3
0.01
C354
14
15
RL+
RL- FL-
FL+
FR+ RR+
FR- RR-
C253
0.22u50
4.7K
∗ R253
4.7K
∗ R252
1K
R256
C252
0.22u50
∗ R263
∗
R261
∗
R260
750
∗ R258
3.6K
R257
TH1
4.7K
∗ R254
0.22u50
C254
0.22u50
∗
R251
C251
4.7K
∗ C256
+
1u50
C255
Q251
+
RL
RR
FR
50
FL
39
CH CON
B.U
DA
T
A
C
REQ H
MUTE
GND
RST
Rch
A G
N
D
8 4 12
6 A. GND
4
5
MUTE
CH-CON
12 Lch
CLK 13
DATA C
DATA H 10
11
2
3
B.U
GND
1 REQ H
Rch
REQ C
8
9
RST 7
7 3 11
6 2 10
5 1 9
DA
T
A
H
REQ C
CLK
Lch
11 13
13
10 9 6
12 3
7 5
2 4
1
8
R404 100
R405 4.7K R406 4.7K R407 4.7K
4.7 10
R403 R402
R409 4.7K
R401 10
R410 100 R41
1
100
R408 4.7K
100u10
+
1u50
+
1u50
+
7 5
19 28 16 63 18 17
10u16
C224
+
270
R224
100
R232
30K
R228
100
R231
30K
R227
10u16
C223 +
270
R223
RL
RR
3 4 2
1
12 11
VDD
13 14
VSS
6 5 7
9 10 8
100K R415
0.01
∗
C404
C40 0.01
R264
10u16
C53
C57 220u16
+
10u25
+
C55
100u16
+
C58
10u50
C56
+
10u16
+
C54
10u16
+
+
C52
10u25
+
C50
22K
47
4.7K
R28
W166
∗
W143
∗
W179
∗ W177
∗ W141 ∗ W176
∗
W178
∗ W140
3.3K
R20 10K R22
33K
R21
1/2W
0.01
C21
100K
R23
100K
R12
47K R51
5.6K
R50
52
4.7uH
L101
L2
C102 0.01
+
C101
100u6.3
1.5K
R57
+ C63
22u16
47K
R31 0.01 C30 22K
R32
10K R30
4.7K
R143
4.7K
R141
66 55
SDA SCL
64 59 58 57 56 54
100K
R144
4 3
2.2K
R145
0.1
C142
0.01
C225
40
41
52mH
L4
L303 4.7uH
L304 4.7uH
0.01
C302
100u10
+
C301
0.01
C303
AM
FM
22
27
76
L305
0.01
C305
+
C304
100u10
R301
2.2
9
20
10
L306
4.7uH
4.7uH
38
60
4.7K
19 18 17 16
28
6
53
42
50 42
76
4
∗
R168 1K
PA
N
E
L
ESD-G
L-DA
T
A
L
L-DA
T
A
S
REMO
SW 5V
L-CE
L-CLK
R165 470
R166 1K
R167 100
∗
R170 1K
R164 470
∗
R171 47
R172 1K
14
15 11
12
13
8
9
10
12
61 11
13
6
LAMP
+B
LED +B
RST
L-RES
PA
N
5
V
ILL-GND
D-GND
R169 1K
4
5
6
7
2
3
10
R163
1
1
5
60
4
3
2.2u50
0.1
4.7K
R203
AM
FM
4.7K
R202
2.7K
∗
W21
4
3
SDA SDA
AFS
15 14
MP OUT
0.1
OUT L
LEVEL
MP IN
13
12
C207
0.015
11
AM
MPX
10
S MUTE
16
QUAL
OUT R
17
18
SCL
19
SCL
CD GND
7
7
8
9
PH-
CDL
6
5
6
CDR
5
20
22
21
VDD
GND
4
2.2u50
+
R
C204
+
L
OUT RL
OUT RR
23
26
25
24
OUT FR
OUT FL
RL
RR
FR
FL
VREF
CREF
1
C203
2.2u50
C205
2
+
28
AC OUT L
AC OUT R
27
0.01
C202
C201
47u10
+
SCL SDA
21
18
43
44
77
77
43
44
L201
4.7uH
0.47
C206 R201
R101
240
53
R204
1K
R205
4.7K
17
+
C257 1u50
1u50
+
C258
2.2K
R103
C208
C210 0.033
C211 150P
C209
+
C306
10u10
C307
0.01
C309
0.01
100K
100K ∗ R102
C228 0.01
C402 C403
C401
100K
∗
R414
R132
C106 4700P R133 160K
2.2K
18
17
KEY
KEY
+B +B
D12
D11
4.7K
R25
0V
5V
0V
5V
0V
5V
5V
0V
0V
5V
0V
5V
0V
5V
0V
5V
5.0V
0V
5V
0V
0V
5V
5.0V
0V
0V
5V
0V
0V
5V
5.0V
0V or 5.0V
0V or 5.0V
0V or 5.0V
0V
5V
5V
0V
5V
0V
5.0V
0V
0V or 5.0V
0V
5V
0V
5V
5V
0V
5V
0V
5V
0V
0V
5V
0V
5V
0V
5.0V
0V
5.0V
5V
0V
0-4.0V
0.6-4.1V
2.2-4.5V
5V
0V
5V
0V
2.4V
0V
5.0V
7.4V 7.3V 7.2V
7.2V
0V 0V 0V 0V 0V 0V
5.0V
5.0V
0V
0V
0V 0V 0V
0V
5.0V
0V
5.0V
0V
3 VDD
1
4
VDD
1
3
5
7
10.3V
5.0V
14.3V
8.1V
7.9V
8.1V
14.0V
14.0V
0V
7.3V
0V
4.9V
14.4V
0V
7.2V 7.2V
0V
7.2V
7.2V 7.3V
7.3V
0V
7.3V
14.4V
3.4V or 4.1V
0V
7.4V 7.4V
1.0V
4.7V
0V
5.0V
0V
3.5V
8.2V
0V
4.0V
4.1V
4.1V
5.0V
0V
5V
0V
5V
5.0V
0V
or 0V
0V
∗
IC1
∗
IC4
IC6
IC12
∗
A1
IC7
IC11
IC8
IC2
(X25-91XX-XX)
KDC-4021/V/Y/YV (1/2)
KDC-3020R (1/2)
KDC-3021A/G/YA/YG (1/2)
KDC-306A/G/YA/YG (1/2)
KDC-2092RYA/RYG (1/2)
KDC-2021SA/SG (1/2)
∗
C
J2
CN1
Q70 D70
D10
Q10
RESET
D101
RDS DECODER
∗
D267
∗
D261
∗
D265
∗
D263
∗
D268
∗
D264
∗
D262
∗
D266
D252 D253
Q251
J4
D404
Q223 Q224
∗
E
Q40
D40
D50
D14
D13
D20
Q20
Q50
Q51
D51
Q55
SW14V
D30
P1
D103 D104
J5
REAR
POWER
J1
J3
D106 D109
D1
10
D107
D108
Q102
D201
D202
D102
Q101
SUPPLY
F/E
Q201
D251
D1
POWER
D403 D402 D409 D407
D401
D410
D41
1
to CD MECHANISM
(BOTTOM VIEW)
PRE OUT
MUTE
DRIVER
Q223,224
PRE OUT
MUTE
POWER IC
SVR SW
MUTE GATE
Q201
NOISE
BUFFER
PANEL
5V SW
SYSTEM
u-COM
E2P ROM
DSI SW
E.VOL & N.C MPX
BU DETECT
ACC DETECT
SURGE
DETECT
SW5V
TEL
MUTE
SERVO
+B AVR
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