Kenwood KRC-597, Руководство по обслуживанию

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KRC-597/597Y
16
A B C D E
1
2
3
4
5
6
7
P1
CN1
D157
D151 D152 D158
D154
D153 D155 D160
D165
D162
D161
D163
Q151
D401
S1
Q152
ANT.
∗
A1
J4
Q101
CN2
J3
Q351 Q352
REAR
PRE OUT
Q350
Q201
D203
D311
D310 D309
Q355 Q356
CN3
D307
D308 D304 D303
D302
D301
J2
FRONT
RDS DECODER
∗
E
∗
C
DSI
DRIVER
PANEL 5V SW
COMPOSITE
BUFFER
SIGNAL
PRE
SW
MUTE
SW
MUTE
PRE
E.VOL &
N.C.MPX
NOISE
BUFFER
∗
D
D403
MUTING LOGIC IC
PRE MUTE SW
REM.
CONT
E2PROM
2.2u50
TM ARI
4.332MHz
L D
ATA
L
14 18
ESD GND
L CLK
NC
L CE
15 16 17
NC
FLIP DET
L D
ATA
S
11 12 13
V
OL A
V
OL B
EJECT ILL
8 9 10
ILL +B
REMO
RST
EJECT
4 5 6 7
D GND
P
AN 5V
ILL GND
1 2 3
C165
0.01
C117
FILOUT
8
FSEL
9
C114
0.01
C115
10u16
C113
27P
R168
1K
C163
C164
10u6.3
0.22
VDD5V
IF1+B
AMIF OUT
AUDIO OUT
RDS OUT
NOISE OUT
IFC OUT
PLL+B
FM+B
AM+B
VT
W/N
FM ANT
RF GND
OSC GND
AM ANT
OSC GND
OSC GND
SCL
SDA
DIG GND
OSC GND
IF1 GND
S-METER
C116
330P
OSEL
VREF
RDDA
QUAL
GND
MPX
7
6
5
4
3
2
1
T57
EXTRES
VCC
OSCIN
OSCOUT
10
11
12
13
14
RDCL
15
16
20
21
24
23
22
C108
0.01
R114
2.2K
C112
27P
R113
2.2K
R112
2.2K
R111
4.7K
100K R116
C111
1000P
R106
2.2K
10
16
15
17
18
19
12
13
11
14
5
6
8
7
9
2
1
4
3
C104
0.01
C102
0.01
L3
52mH
L6
4.7uH
R104
R105
4.7K
470
R102
470
R101
1K
R103
4.7K
C356
R351
C351
0.01
RL
360
10u16
+
RR
360
10u16
C352
R352
+
R357
R374
1K
1
2
22K
R355
180
22K
180
R356
R358
0.022
0.01
14
15
C204
C207
R201
10K
C202
C201
1
2.2u35
1
C203
R206
1K
7
22
CDGND CDR CASSR CASSL CREF VREF
3 2
1
6 5 4
LFOUT
A
COUTR
A
COUTL
26 27 28
RR
OUT
LR
OUT
RFOUT
23 24 25
MPIN LEVEL MPX AM AFS NC CDL
10
9 8
13 12
11
SCL
SD
A
GND
VDD
19 20 21
NC
QU
A
L
SMUTE
16 17 18
C353
10u16
C354
W3
10u16
C210
C211
47u10
0.01
R315
C304
0.01
100K
R314
100K
R313
100K
C303
47u10
C302
0.47u50
0.1
C208
C206
150P
0.1
R203
4.7K
C212
MPOUT
NC
C301
0.47u50
R359
360
R363
180
R361
22K
C357
0.01
R360
360
R364
R362
22K
180
1 2 3
R303
100
R309
4.7K
R302
R307
4.7K
R306
4.7
10
R311
100
R301
10
BU
GND
LXREQM
A
GND
LXMUTE
LXCON
Rch
RST
Lch
LXD
A
T
A
M
LXD
A
T
A
S
CLK
LXREQS
10
12
11 7 3
4 8
2
1
6
5 9
13
FL
+
FR
CHR CHG
CHL
80 79
81
18 20 19 78 28
5
45
47
X3
76
77
CHL
CHG CHR
4.7K
R202
0.47
C205
R209 10K R210 10K
85 84
R205
2.2K
6
83
FL RR RL FR
4.7K
R204
R162
R154 470 R155 470
R170 470K R169 470K
R152 470
R157 1K R158 1K
R159 1K
R164 47K
R160 2.2K
100K
R171
R153 470
4.7K
R166
47K
R165
+
3
3
4
4
4
2
2
2
C406
470K
R167
R304 4.7K
R310 100
R312 100K
R305 4.7K R308 4.7K
R161 2.2M
56 55 54 30 33 26 59 42 43 44 31 58
51
3
25
C6
0.01
AOUT BIN1
2
1
3
AIN2
AIN1
AIN3
VCC
82
13
14
12
BOUT
4
5
6
BIN3
BIN2
7
GND
CIN1
CIN2
CIN3
COUT
10
11
9
8
R
L
R117 10
2
27
R207 1K R208 1K
100K R414
4.7uH
L10
4.7uH
L8
C106 4.7uH
L7
+
100K
C110 0.01
7 2
SCL
TEST
SDA GND
A2
A1
3
4
45
6
5
47
VCC A0
1 8
0.01
4
47
45
+
+
+
+
+ + +
IC7
IC2
IC6
(X14-918x-xx)
IC10
4.7K 4.7K 4.7K 4.7K
4.7K
22K
22K
4.7K
47K
10K
0V
2.4V
2.5V
5V
0V
5.0V
0V
5.0V
4.2V 4.1V 7.3V
4.9+V
0V
4.1V 4.1V 4.1V 4.1V 4.1V
0V
3.8V
8.0V 0V 4.1V 4.1V 4.1V 4.1V
0V
5V 3.5V
0V
0V
5V
2.5V
5.0V
5.0V
0V
5.0V
5.0V
0V
0V
0V
5.0V
5.0V
0V
5V
0V
5V
0V
X14-9182-71 (1/3)