Kenwood RXD-NV500 Service Manual page 18

U V
(X29-267X-XX) (B/3)
X28-A/4
-CN4
1/5
P2
1
B
J1
R23
Lch 3
1K
VIDEO 2
R24
Rch 62
1K
R27
Lch 4
1K
PLAY IN
R28
Rch 61
1K
R181
100K
VIDEO 1
IC12
AMP
(1/2)
2 5
R31 7 5
Lch
6
470
8
12.1V
REC OUT +12V
2
R32 1
Rch 3
470 60
IC12
4
C129
(2/2)
100P
-12.1V
R182
100K
C130
0.01
3
12V 12V
4
16
+B
80
IC7
T.P
79
(BOTTOM VIEW)
4.0V T.P
78
T.P DSP
77
(VERTUAL DOLBY)
T.P
C114
5 76
0.01
T.P
75
C116 T.P
0.01 74
VSS7
73
+B VDD2
C85 72
T.P
0.01
71
T.P
70
T.P
C152
69
10u50 T.P
68
+
T.P
67
T.P
66
T.P
SERIAL
65 DATA
T.P
I/F
6
X29-A/3
-1/2
+B
2/5
12V
C
7
CAUTION: For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to parts list).
components. For continued protection against risk of fire, replace only with same type and rating fuse(s). To reduce the risk of electric shock, leakage-current or
resistance measurements shall be carried out (exposed parts are acceptably insulated from the supply circuit) before the appliance is returned to the customer.
W X
C150
4.8V 100P
C37
Q8
0.12
+ +
4.8V
+ +
0.7V 0.7V
Q6 Q5
R140 R139
100K 100K
Q5,6
TUNER
MUTE
80
NC
79
NC
7.6V 78
+B NC
0V
77
77 C12
0V 76
76 OFF
SURROUND TONE
0V 75
75 C34
74
(PORT)
5.0V 73
+5V VDD
72
REF
-7.6V
71
B -AVDD
70
GND
69
NC
68
NC
67
NC
66
NC
65
NC
+ +
B
+5V
12V
+12V
+B
AMP
C125 R49 R51 R53
(1/2)
3.3u50 3.3K 10K 10K
+B
+
R55
C115 C117
0.01 0.01
C63 12K
330P
+B
4.6V
2.2V
AVS1 25
ADC1
LO1 26 2.3V R59
22K
R61
2.2V 15K
LIN 27
AVD5 28 4.6V
DAC1
+B
AVS5 29
XCOUT 30
DAC3
TNM VOL
AVDX 31 4.7V
+B
CLOCK GENERATOR
XTLO 32 2.4V R183 C83
/TIMING CIRCUIT
560
5P
X2
33.8688MHz
XTLI 33 C82
DAC4
AVSX 34 5P
DSP
XSOUT 35
TNM VOL
DAC2 AVS6 36
2.3V
AVD6 37 4.6V
+B
R62 R66 R64
RIN 38
ADC2
MICRO-
15K 33K 1M
COMPUTER
I/F
2.3V LO2 39 R60
22K
AVS2 40
+
+B
4.6V
C64
C138
C139 330P R56
47P
47P
12K
2.2V
C126 R50 R52 R54
3.3u50 3.3K 10K 10K
+
AMP
+B +B
12V
Y Z
C105 3.3u50
23
+
+
+
+
24
AUDIO
IC5
CONTROL
(BOTTOM VIEW)
(SELECTOR VOL.TONE)
REC OUT 25 0V C55 3.3u50
25
+
C112 33u50
26 0V
26
+
TONE OUT 27 0V
0V C51 3.3u50
VOL.IN 28
+
0V
VOL.OUT 29 C53 3.3u50
+
30 7.6V
AVDD +B
31 5.0V
DVDD +5V
32 0V R79 100
CLK 32
R78 100
33 0V
DATA 33
34 0V R77 100
LATCH 34
C88 10u50
+
35
D.GND
C122 100P
VOL.OUT 36 0V C54 3.3u50
36
+
C52 3.3u50
VOL.IN 37 0V
+
TONE OUT 38 0V
0V
C56 3.3u50
39
39
+
REC OUT 40
0V
+
+
+
C38
0.12
C48
1200P C106 3.3u50
42
+
B B
+5V +5V
12V 12V
+12V +12V
+B +B
IC8 12.1V
8
5
7
7.6V
IC10
6
R48
R57 (1/2)
7.5K 8 R46 C151
2
100 3.3u50
10K 1
3 24
+
R47 S.W LPF
7.5K
R131
23
R130 33K
C111
C108
16K
33u50 6 0.01
7
+
5
IC10
C
4
(2/2)
R65 C127 R143 -7.6V
B
33K 3.3u50 100K
+
C67 R145 C113
+B 3.3u50 100K 0.01
C75
+
0.01
+B IC6
(BOTTOM VIEW)
VERTUAL
DOLBY ON/OFF
6.3V
C76
0.01
+B
54
+
5V AVR
C128
3.3u50
IC11
+ R67
4.9V
+B +B +B OUT IN +12V
10 1/4W
GND 12.1V
R58
10K R142
L2
2.2 1/4W
+B +B +5V
2
+
1 C68 3.3u50
3
+
4 IC8
(2/2)
+B
-12.1V
12V
indicates safety critical
AA AB
E2 E1
WH1
1 VOL.L 1
1
2 A GND 2
2
3 VOL.R 3
36 3
4 A GND 4
5 SW OUT 5
26 5
6 -12V 6
12V 12V
7 GND 7
C81
0.01 8 +12V 8
+12V +12V
9 TA R R 9
42 9
10 A GND 10
10
11 TA R L 11
23 11
12 TU MUTE 12
Q8 67
TU L 13
13
1 13
14 A GND 14
14
15 TU R 15
64 15
E4 E3
WH2
1 MD R R 1
39 B1
2 A GND 2
B2
3 MD R L 3
25 B3
4 A GND 4
R149
2.2K SEL L 5
5
2 B5
6 A GND 6
R150 7 SEL R 7
63 B7
2.2K
Q9 Q10
Q7
C74
0.01
C96 E6 WH3 E5
330u10
1 SEL MUTE 1
43
+
2 DOLBY 2
10 42
3 V READY 3
47 41
4 V LAT 4
49 40
B
5 S LAT 5
34 39
6 S DATA 6
33 38
7 S CLK 7
32 37
8 V DATA 8
50 1
9 V SCK 9
46 2
10 D GND 10
11 D+5V 11
+5V +5V
12 V RESET 12
16 27
13 C12 13
77 5
+
14 C34 14
75 12
15 OFF 15
76 15
D10
C141
1000P
+12V
IC1 : PST993D-T
IC2 : SAA6579T/R
+5V
IC3 : TC9215AF
C142 IC4,8,10,12
0.01
: NJM4565MD
IC5 : M62492FP
IC6 : BU4052BCF
IC7 : CXD2718AQ
IC9 : M30622MC-709FP
IC11 : NJM78L05A
AC AD
(X29-267X-XX) (A/3) (2/2)
CN4
D PLAY Lch 25
A GND 24
D PLAY Rch 23
A GND 22
D +5V 21 +5V
D GND 20
REC R SW 19 75
CrO2 SW 18 74
PLAY SW 17 73
PACK SW 16 72
REC F SW 15 71
D STB 14 70
B D CLK 13 69
D DATA 12 68
DPSS 11 93
PHOTO 10 94
+12V 9 +12V
GND 8
+12V 7 C145
0.047
GND 6
+12V 5 +12V
GND 4
D REC Lch 3 11
A GND 2 10
D REC Rch 1 9
CN3
MD REC Lch 23 B3
A GND 22 B2
MD REC Rch 21 B1
A GND 20
R91 C103
1.5K 10u50
MD PLAY Lch 19
+
B
A GND 18
C104
R92 10u50
MD PLAY Rch 17
+
1.5K
+12V 16 +12V
RESET 15 45
PROTECT 14 44
D15
MD RxD 13 36
MD TxD 12 35
D9
A MUTE 11 48
D5
47
CE 10
D +5V 9 +5V
D GND 8
C132
100P
CD GND 7 7
D.OUT 6 6
+9V 5 +9V
+9V 4 +9V +9V
GND 3
GND 2
GND 1
+12V
12V
+5V +5V
Q1,4 : 2SC2785(F,E) or D1,2 : S5688B
2SC2458(Y,GR) D3,6,15 : MA111
Q2,12 : 2SC3246 D4,5,9,12,16
Q3 : 2SD2012 or : 1SS133 or
2SD2061(E,F) HSS104A
Q5,6,9,10 : 2SC2878(B) D7 : RD6.2JS(B2)
Q7,8 : UN4116 or D8 : MTZJ5.6(B) or
DTA143TSA RD5.6ES(B2)
Q11 : 2SC4081 D10,11 : RD7.5JS(B2)
D13 : UDZ6.2B