Kenwood RXD-803, Service Manual

Page: 18 / 35

AD U W Y AA AC V X Z AB
SCK REDY XLA
T
R
VDT
XS24 VDD 1 VSS 4
53 54 55 56
T.
P
T.
P
SI
49 50
51
52 46 47 48
T.
P
A
VD 2
R OUT A
VD 4
A
VS 4
VSS 3
42 43 44 45
41
VSS 6 BCK LRCK VSS 5
57 58 59
XMST T.
P
60
61
T.
P
62 63
T.
P
64
4
T.
P
T.
P
T.
P
2 1 3 8
T.
P
T.
P
T.
P
VSS O
6 5 7
VSS 1
VDD O
TST
O
T.
P
10 9 11
TST4 TST3 TST2
TST1
13 12 15 14
XRST
16
BFOT
A
VSS 3
L
OUT
A
VD 1
A
VD 3
CSL2
VSS 2
CSL1
24 23 22 21 20 19 18 17
T.P
T.P
T.P
T.P
65
T.P
66
67
T.P
T.P
68
69
T.P
70
71
T.P
T.P
VDD 2
VSS 7
72
73
74
75
T.P
T.P
76
77
T.P
78
79
T.P
80
XTLI
AVS 2
LO2
R IN
XS OUT
AVD 6
AVS 6
AVS X
40
39
38
37
36
35
34
AVS 1
AVS 5
AVD X
XTLO
XC OUT
L IN
AVD 5
LO1
33
32
31
30
29
28
27
26
25
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
DT CE
VSS
TEST
L
OUT
L4 L3 L2
L1
NC
30 29 28 27 26 25 24 23 22
21
20 19 18 17 16
CL VDD NC R OUT R4 R3 R2 R1 NC
1 2 3 4 5 6 7 8
QUAL
RDS DA
T
A
VREF
MPX
A
VDD
A
VSS
C IN
SC OUT
16 15 14 13 12
11
10
9
RDS CLK T57 OSCO OSCI D VDD D VSS TEST TSTLD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
OPEN SW
CLOSE SW GND
TD SW
TU SW
OPEN
CLOSE
RTL
RTR
CD 9V
CD GND
DC OFF
SLT SW
CD-Lch
A GND
CD-Rch
CD PROT
MCLK
M DATA
MLD
BLKCK
SQCK
SUBQ
D MUTE
STAT
XRST
GND
+5V
RHTR
PS SW
D +5V
OUT
GND
NC
17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
HP-R HP-L F RELA
Y
BEEP MUTE AT
T
CS RELA
Y
PROTECTION SELF CHECK B. CONT Cch Sch +12V Rch A.GND Lch
+12V GND AM FM(300) FM(75) ST SD FM-DET S-LEVEL Lch Rch GND PLL
CE
PLL
DA
T
A
PLL
CLK
PLL
DO
DE-EMPH/MONO
@
X4
1M
R346
1000P
C352
5
6
8
7
2
3
4
1
3P
C313
2
3
4
1
33.8MHz
10u50
+
C327
1.2K
R323
100K
R321
5.6K
R325
1.2K
R324
100K
R322
10u50
+
C328
5.6K
R326
3P
C337
0.1
C305
0.1
C307
100P
C314
R304
15K
C316 100P
22K
R302
330P
C318
33K
R306
R308
1M
15K
R303
C315 100P
R301
22K
C317
330P
R305
33K
1M
R307
C330
C329
2200P
1000P 1000P
C331
C332
2200P
8.2K
R327
R341
100K
R342 100K
8.2K
R328
C354
10P
C333 47P
R329 47K
R330 47K
C334 100P
3.3u50
+
C336
3.3u50
+
C335
220
R220
220
R219
R331
100K
R332 100K
3.3u50
+
C88
100
R76
100u10
C1
12
+
100P
C46
1K
R75
100P C132
1/4W
R340 100K
2.2u50
+
C350
3.3K
R310
10K
R312
10K
R314
330P C322
220
R84
1u50
+
C326
12K
R316
47P
C126
15K
R318
C320
1000P
C324
330P
C346
R333 C309
220
220 220
R320
C341 100P R337 C342
0.1
R335 R336
4.7K
47P 47K
100P
47P
C345
220
R334
35 36 26 37
0.1
C312
5
6
8
7
2.2u50
+
C351
3.3K
R309
15K
R317
R339 100K
330P C321
10K
R311
10K
R313
1u50
+
C325
12K
R315
47P
C125
330P
C323
1000P
C319
3.3u50
+
1u50
C75
+
R83
220
47
R319
C131 100P
L2
10
R348
1
R347
L1
1 1/4W
R345
C303
0.1
C349 0.033
0.1
C301
1 1/4W
R344
10K
R343
100
R338
1/4W
470u10
C338
+
100u10
C67
+
100
R73
1.2K
R74
1000P
C99
1/4W
220u10
C66
+
Q8
100K
220P
R4 C2
C1
220P 100K
R3
1K
R24
R2
1K
100K
100K
100K
100K
C38
C37
R27
220P
220P
R26
R25
1K
C35
C36
220P
220P
R15
R82
1K
R16
1K
R81
R1
1K
C90
C89
100P
100P
R17
22K
R18
22K
R56
220K
W227
W228
R29
10K
22K R31
4 3 1 7
100
86 23
5
C135
0.01
4.7K
R58
4.7K
R57
79
C53
C56 0.01
270P
2.2u50
C51
+
47K
R52
C58
560P
0.01
6
19
C55 27P
X3
4.332MHz
W175 W144
47u25
C57
+
4.7
R59
1/4W
100P
C3
100P
R68 R69
1u50
C47
+
1u50
C43
+ 1u50
C63
+
2700P
C49
22u50
C65
+
100P
C40
2700P
C50
1u50
C64
+
1u50
C44
+
1u50
C48
+
100P C129
C98
C97
100P C127
3.3K
R70
3
2
1
W196 W161
W157
W201 W165 W229
W195
W231
78
77
29
76
75
74
72
73
20
30
28
70
69
71
65
63
58
59
60
61
1K
R257
820
R258
10K
R259
10K
R261
1.5K
R260
68
66
67
28 29 22 83 89 24
100u25
10u50
4
4.7K
1000P
R21
100K
R19
1u50
+
R86
5
6
C33
7
1/4W
+
C4
4.7
R20
27K
8
2
3
1
R85
120 2W
R30
1K
C73
C41
1u50
+
+
+9V
+9V
+9V
+9V +9V +9V
+9V
25
23
@ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @
12 13
27P C54
56 1/4W
R79 R11
4.7
R262
1.5K
100P
100P
C128
C130
3.3K
C39
3.3K
1000P
1000P
C100
C52
L
R
L
R
C87
L
R
R
C343
0.01
C310
1u50
C76
+
2.2u50
C31
1
+
35V
5 6
+12(VOL) +12(TNR) GND(+12) GND(R
T)
+20V N.C.
+20V
2 1 6 5 4 3
-35V FL-REF
.
POWER S.C. +5V(DSP) N.C. GND(+5) +9V GND(+9) +12(DSP) +12(ME) +12(BIAS)
+9V
10 9 8 7 13 12 11 17 16 15 14
FIL FIL
20 19 18
24
+20V
35V
+9V
+B
Q3
0.1
0.1
C339
47P
C133
18
29
27
28
25
26
23
24
20
21
22
19
1
16
17
14
15
12
13
10
11
5
8
9
6
7
3
4
2
15 2W
R53
+12V
+12V
+B
+5V
+5V
+B
+5V
+B
+5V
+B
+B
+B
+12V
+12V +12V
+B +B
+12V
+B
+B
+12V
+12V
+5V
+12V
+5V
+12V
+12V +12V
+12V
+B
+B
+5V
+12V
+5V
+12V +12V +12V
+5V
+5V
+5V
+B
+12V
+12V
+12V
+12V
+B
+12V
+5V
+12V
+12V
+5V
+5V +5V
+12V
IC14
IC13
IC12
(X13-773X-XX) (A/3)
(BOTTOM VIEW)
(BOTTOM VIEW)
(BOTTOM VIEW)
CN2
CN6
A1
IC18(2/2)
IC18(1/2)
IC17(1/2)
D19
IC17(2/2)
Q8
D20
POWER
SUPPLY(DSP)
Lch 1
6ch INPUT
J2
Rch 2
SWch 3
Cch 4
LSch 2
RSch 1
C
FM 75
J1
AM
GND
ANTENNA
TUNER PACK
E1
Q3
Q4
POWER SUPPLY
(TUNER)
B
E. VOL.
(Cch/Sch)
RDS
DEMODULATOR
A2
Q11
Q10
IC19
D25
D21
(1/2)
J3
(2/2)
IC19
REMOTE
SENSOR
DOLBY DSP
L.P.F
L.P.F
L.P.F
L.P.F
CN5
A
TRAY MOTOR
DRIVER
CN11
C B
2.6V
4.9V
0V
2.6V
4.9V
5.0V
1.8V 2.3V
2.5V
12.2V 12.2V
11.5V
TUNER : 4.5V
4.8V
4.8V 4.8V
3.1V
3.1V
4.8V
9.7V
4.8V
4.8V
3.1V
4.8V
3.1V
12.2V
CD : 9.4V
4.7V
5.0V
12.2V
21.5V
12.2V 12.2V 11.6V 9.6V
5.0V
12.2V
12.2V
4.9V
5.0V
2.3V
4.9V
2.4V
2.4V
2.8V
4.8V
2.4V
2.4V
2.8V
2.4V
2.4V
4.9V
2.3V
4.5V
4.9V
0V
4.5V
4.9V
11.4V
11.0V
12.2V
11.4V
4.9V