Kenwood RXD-V252 Service Manual page 13

K L
CD/VCD/MP3 SECTION
+B
1
CM26
0.022
51
VCC3
52
52 AUX6
53
53 AUX5
54
54 AUX7
55
55 LD0
56
56 LD1
57
57 LD2
58
58 LD3
59
59 LD4
60
60 LD5
61
61 LD6
62
62 LD7
63
LWR
64
64 LOE
65
65 LROMCE ICM2
RM79
66
LCSI
MPEG1 VIDEO/
67
0
LCSO AUDIO PROCESSING
68
68 LA0
69
69 LA1
70
70 LA2
71
71 LA3
72
72 LA4
73
73 LA5
74
74 LA6
75
75 LA7
76
76 LA8
77
77 LA9
78
78 LA10
79
79 LA11
80
GND
+B
ROM
+B
CM39 CM38
0.1 10u16
+
QM2
ZD1
CM37 ICM4
0.1
CM36
100u10
+
QM3
RM36
QM4
1K
+B
5.0V
+5V
M N
+B +B
+B +B
1
GND
2
CM29 NC
3
NC
0.022
30
4
GND
NC
29
5
RFSET
+B VCC
28
6
DBUS15 28
66 OSC C
27
7
CM17
DBUS14 27
AUXDO
26 0.1
8
DBUS13 26
DSC D0
25
9
DBUS12 25
AUX01
24
10
DBUS11 24
DSC 5
23
11
DBUS10 23 CM57
AUX02
22
10u16 12
DBUS9 22 RM47
DCLK/EXT-CLK
DM1
21 1K +
13
DBUS8 21
RST
20
DBUS7 20 RM21 CM18
19
22K 0.1
DBUS6 19
18
14
DBUS5 18
AUX07
17
RM23 RM22 15
DBUS4 17
MUTE
16
DBUS3 16 4.7K 0
16
15
+B VCC
DBUS2 15
14 CM19 RM20
DBUS1 14
0.1 0 17
13
88 MCLK
DBUS0 13
18
RM19
12
AUX08
MA8 12 0
19
11
91 TWS/SPLLOUT
MA7 11
20
10 RM18
AUX09
MA6 10 0
21
9
89 TSO
MA5 9
8 RM17 22
MA4 8 90 TSCK
7
0
RM16 23
MA3 7
RWS/SPLLI
6
4.7K
MA2 6 24
5 RSTOUT
MA1 5 25
4 GND
MA0 4 26
3 GND
DWE 3
27
2 NC
RAS 2 28
1 NC
VCC3 +B 29
NC
30
NC
CM30
0.1
CM20
0.1
CM31
0.022
CM21
100u10
CM32
100u10 +
+B
+
99
92
93
94
ICM1
O P
+B
LM3
3.3uH
CM12
27P
45
CM11
27P
48
80
CM15 CM14
PCK2
79 22P 0.1
PCE
78 46
VDD +B
77
GND
76 1
NC
RM5
75
GND
74 54
XIN
RM6
73
VDD +B
72 49
GND
RM7
71
XOUT
70 47
RM80
AUX03
RM8
1K
69
AUX04
68 52
AUX05
67
AUX06
66
VDD +B
65
ICM3
PLLCAP
64
VDAC
DAC & TV
63
RM12
VGND
ENCODER
62 150
VGND
61 RM13
RM9
YDAC
150 150
60
VVDD
59
VVDD +B
RM11
150
58
CDAC
57
OPTION
VGND
56
VGND CM8 RM71
55 0.1 12K
COMP
54 RM10
RSET
220
53
VCN +B
52 CM6
VREF
RM75
CM5
0.1
51 220
100u10
AGND
QM1
+
RM72
220
CM25 RM73
0.1 2.2K
+B
CM7 100u16
+
RM24 CM56
10K 10u16
+
RM74 220
RM55
RM54
6.8K
100K
RM61 RM62
10K 10K
IC6
(BOTTOM
4 8
VIEW)
3 5
2 6
RM66 CM53 CM52
1K 10u16 10u16
1 7
+ +
+10V
+5V
Q R
CNP12
70 1 WRQ
72 2 DRF
TUNER/MAIN SECTION
65 3 CE
CNP403
68 4 DO
R97
AU-1
MIC IN 10 19
3.9K
67 5 DI LATCH 9 20
1
66 6 CLK CLK 8 2
71 7 CD RES DATA 7 3
IN(R) 6 17
8 CLAMP SW
OUT(R) 5 18
9 GND
+10V(A) 4 +10V
GND(A) 3
IN(L) 2 8
OUT(L) 1 7
CNP1
RM1 33
1 DSA ACK
RM2 33
2 DSA STB
RM3 33
3 DSA DATA
RM4 33
4 MPEG POWER
AL-4
33
5 HSS DO 5
33
6 HSS DI
33
7 HSS STB
33
8 HSS ACK
RM26
4.7K
9 MIC SW (NC)
BF301
AM
ANTENNA
2
1
CNP302
RM69
6.8K
FM
ANTENNA
1
2
SO301A
D303
CNP2 D304
1 VDAC
C375
2 VGND
1000P
CNP13
4 MIC IN
3 AGND
2 MIC SW
1 A10V
BI606
1
2
CNP11 CV601
0.022
6 R-CH
DV601
2
DV602
5 AGND
4 L-CH
3 DGND
5.0V
+5V 2 +5V
+10V 1 A10V
CNP4 CNS4
RM65
33 1 1 1
1K OPEN/
CLOSE
2 2 2
CLAMP
3 3 3
4 4 4
DISC
NO
M
39 5 5 5 LOADING
38 6 6 6 6
S T
10.0V
FM FRONT END
IC301
T301
C309
1000P
VD302
T302
C312
0.022
R314
22
R325
47K
R327 C318
33 Q302 100P
JK671
VIDEO
OUT
DV601,602 : 1SS133
7