Kenwood KDC-MP222, Руководство по обслуживанию

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14
A B C D E
1
2
3
4
5
6
7
4.7K 4.7K
4.7K
22K
22K
47K
10K
9 8
R176 1K
R181 10
R374
1
2
1K
SCOUT
C118 680P
MODE
10u16
C114
0.01
C115
SW2
D-OUT
2
1
R51 2.2K
GND
8
A
UDIO+B
MS-D
A
MS-CLK
SW1
5
4
3
Lch
7
6
MUTE-L
11
MUTE-R
Rch
10
9
M-ST
OP
M-RST
13
12
D4.5V
19
BU
5
V
SW3
N.C
16
15
14
DGND DGND
18
17
SER
V
OGND
SER
V
O
+B
22
MOSW
LO/EJ
21
20
23
R54 1K
R52 2.2K
R53 1K
R62 100K R61 100K
R58 2.2K
R56 1K R55 1K
R65 4.7K
R59 100
R60 2.2K R64 4.7K R63 2.2K
0.01
CIN
VSSA
VDDA
MPX
VREF
RDDA
QUAL
2.2u50
C117
C116
330P
4
7
6
5
3
2
1
10
11
12
13
14
15
16
VDDD
SYNC
VSSD
OSCI
OSCO
TCON
RDCL
S-METER
IF1 GND
IF+B
24
23
AMIF OUT
AUDIO OUT
RDS OUT
19
20
21
22
R111
4.7K
2.2K
C113
27P
X3
4.332MHz
R113
2.2K
R114
R112
2.2K
1000P
2.2K
C111
R106
3
11
15
SCL
NOISE OUT
VDD 5V
DIG GND
16
17
18
PLL +B
IFC OUT
SDA
12
13
V1
14
7
OSC GND
OSC GND
W/N
OSC GND
8
10
9
OSC GND
AM ANT
AM +B
FM +B
4
5
6
C106
L7
4.7uH
L6
4.7uH
FM ANT
RF GND
2
1
L5
4.7uH
52mH
L3
R104 470
R102 470
R105
4.7K
R357
100
C351
10u16
R351
270
R355
30K
L10
C211
47u10
C210
0.01
R203
4.7K
CASSR
RFOUT
4.7uH
CASSL CREF VREF
1
4 3 2
A
COUTL
LFOUT
A
COUTR
28 25 26 27
10
CDGND CDR
7 6 5
AFS RH- CDL
9 8
RR
OUT
LR
OUT SD
A
GND
VDD
MPOUT MPIN LEVEL MPX AM
12 11
14 13
QU
A
L
SMUTE
SCL
MUXL
MUXR
19 22 23 24 20 21 17 18 15 16
C212
0.1
∗ R206
1K
C213
0.1
R202
4.7K
CLK
10
MUTE
CH-CON
A. GND
REQ H
B.U.
GND R358
100
C352
10u16
R352
270
R356
30K
3
6
4
5
9
2
1
11 13
Rch
Lch
D
ATA
C
REQ H
GND
A.
GND
D
ATA
H
B.
U
.
CH-CON
MUTE
RST
R303
100
C303
47u10
C302
0.47u50
R306
4.7
R302
R307
4.7K
10
7 6 5 1
8 12 3 4 2
13
8 4
7 3
12
11
6 2
5 1
10
9
REQ C
0.47u50
C301
10
R301
C256
33u10
C252
W102
OUT1+ OUT2+ OUT2- OUT1-
1
RR+
RR-
FR+
FR-
5
TA
B
3 7 9
PGND2
2 10 8 4 6
STBY
VCC1
SVR
PGND1
33K
R251
1u50
C255
47K
R252
86 68 95 96 94 88 85 69
G R L
100K
R315
0.01
C304
100K
R314
R310 100
RST
REQ C
DATA C
DATA H
CLK
12 Lch
13
9
11
10
8 Rch
7
R311 100
R304 10
R317 4.7K
RL
RR
R101 1K
4.7K
R103
1
100
84
82
87
2.2K
R115
27P
C112
2.2u50
C309
2.2u50
C201
2.2u50
C202
L G R
0.01
C204
0.022 C203
RL FL
RR
FR
R207 1K R208 1K
R209 10K R210 10K
5 4
63
4.7K
R204
SD
A
SCL
150P C206
0.47
C205
D4.5V
24
91
90 29 28 25 24 27 23 22
SCL SD
A
14
PA
N
E
L
13 11 9 7 5 3 1
ILL GND
PA
N
5
V
D GND
L-DE
L-D
A
T
A
L
RST
LED+B LED+B
L-INH
L-D
A
T
A
S
L-CLK SW5V
REMO
2 6 4 8 10 12
15
ESD-GND
RST
15
97 98 99
13
3
10
47
R172
1K
R183
2.2K
R160
470
R154
470
R152
470
R173
470
R175
1K
R171
470
R153
100
R174
1K
R180
1K
R182
89
100K R162
10K
R201
1K
R211
2.2K
R205
14
VCC
AIN3
AIN1 AIN2
1
CIN2
12 13 11
A
OUT CIN3
9 10 8
CIN1
COUT
BIN3 BIN1 BIN2
3 2 4
BOUT GND
6 5 7
85
26
31
L8 4.7uH
C356 0.1
R161 2.2M
20
22
22
20
L12
ON/OFF
5
GND1
4 3
VO
S
SW
OUT
2
1
VIN
C42
100u25
C41
100u25
C43
220u16 220u16
C44
47K
R41
C45 0.22 47K R42
47K
R43
1.5K
R21
C21
47u16
Q41
45
6
2
11
12
2
83
R312 100K
100K
R313
4.7K
R309
4.7K
R305
4.7K
R308
+
+ +
+ +
+ +
+
+
+
+
+ +
+ + +
+
+
Q151
D156
P1
D162
D161
D160
D159
D155 D158 D157 D152 D154 D153
CN4
D51
CN2
D52
Q101
A1
J4
Q351
J3
D203
D201
D202
Q350
D206
Q201
D310
D311
Q352
J2
D309
D308
D306
D307
D304
D305 D302 D303
D301
D258
D256 D252 D254
Q22
Q21
RDS DEMODULATOR
∗
B
BUFFER
E-VOL &
N.C. MPX
NOISE BUFFER
PRE
SW
MUTE
POWER
IC
ANALOG SW
(MUTE LOGIC)
PANEL 5V
SW
SERVO
+B AVR
SW 14V
WIRED
REMO
∗
C
D151
AVR SW
MECHA 5V
CD MECHA
+B
D41
Q41
D21
MUTE DRIVER for
AUDIO MUTE SW
to CD MECHANISM
REAR
PRE MUTE
IC7
IC2
IC4
IC6
IC9
(X25-9622-71/9812-70)
6.7V 6.7V 6.7V 6.7V
0V
0V 0V 14.3V 4.9V 6.7V
0V
5V
2.5V
5.0V
0V
0V
5.0V
4.0V 4.0V 4.0V 4.0V 4.0V 4.0V 4.0V
0-4.9V 0-4.9V
4.1V
5V
0V
0V 0V 8.1V
5V
0V
4.1V 4.1V 4.1V 4.1V
5V
0V
4.9V
5.0V
5.0V
0V
5.0V
5.0V
0V
7.4V
14.3V 5.0V
0V
0V
13.4V
X25-9622-71/9812-70 (1/2)
KDC-M4524/G/Y/GY
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