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Kenwood LD-K300V Service Manual page 13

Video-cd ld player

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BD
(X35-2170-20)
1
CN1
EMPH
11
X34-2/2
DA-LRCK
10
-CN13
2
DA-BCK
9
2/4
DA-DATA
8
DA-EMPH
7
R65 220
F
DATA
6
R66 220
BCK
5
R67 220
LRCK
4
C2PO
3
CD MUTE
2
16M
1
3
4
CN2
GND
11
+5V
10
X34-2/2
V.OUT
9
-CN12
NT/PAL
8
5 5
R42 100K
2/4
CLOCK
7
19
R43 100K
G
C-DATA
6
18
R44 100K
M-DATA
5
17
IC RESET
4
R45 100K
C BUSY
3
21
R41 100K
M BUSY
2
20
RESET
1
6
7
BE
3.3V AVR
IC1
1
4.9V
+5V
2
3
3.4V
+3.4V
4
1.3V
5
11
10
9
8
7
5
4.9V
4
3
BUFFER
IC12
C6
5
1000P
2
4
2.4V
3
IC5
8
7
R68
6
2.5V
9
10
220
0V
10
5
1.7V
(
)
7
R70
2.6V
4
0V
11
220
12
3
1.7V
R69
2
2.5V
13
1K
4.9V
14
1
1.7V
IC4
IC4
IC4
(1/6)
(2/6)
(3/6)
1
2
3
4
5
6
11
5.0V
+5V
IC4
INVERTER
4.9V
IC4(6/6)
14
13
12
7
4.7V
BF
+3.4V
13.5MHz
(
(
(
+5V
8
+5V
9
+5V
IC4
(5/6)
10
+5V
HOST
INTERFACE
+5V
0.3V
IC4(4/6)
4.7V
7
R40
9
8
13
11
1K
12
0.3V
IC3(4/4)
4.7V
IC3(3/4)
2
3
1
0.4V
14
4.9V
BG
+3.4V
3.4V
99
R16
1K
97
VOE_
3.0V
3.4V
98
+3.4V
VDD 3
1.6V
99
VCLK
3.2V
100
0V
VSS
0.4V
4.9V
101
RESET_
102
VSS
0V
103
)
3
CD-C2PO
2.5V
104
)
4
CD-LRCK
105
1.7V
CD-DATA
2.5V
106
)
5
CD-BCK
107
1.7V
DA-LRCK
1.8V
108
DA-DATA
1.7V
109
DA-BCK
3.4V
110
+3.4V
VDD 3
R64
2.4V
111
DA-XCLK
75
3.4V
112
+3.4V
VDD 3
4.9V
113
(
62
)
INT_
R15 56K
3.4V
114
4FSC IN
R14 56K
4.9V
115
HOST_ENA
R13 56K
4.9V
116
ROM_ENA
R12 56K
3.4V
117
CDG SBSY
0V
118
DAC EMP
0V
119
(
)
11
CD-DA EMP
120
3.4V
CDG SFSY
R10 56K
121
FSC OUT
122
0V
(
23
)
CD-DA/VCD_
4.9V
123
VDDMAX
R9 56K
124
0V
CDG DATA
125
VSS
R8 56K
3.4V
126
CDG CLCK
0.4V
127
(
)
48
HSEL[0]
2.4V
128
(
47
)
HSEL[1]
+3.4V
C14
4.9V
4.8V
0.01
IC3(2/4)
9
C15
8
10
5P
5
6
VIDEO
4
CD
4.9V
CLOCK
IC3(1/4)
NAND
GATE
BH
1.8V
1.7V
1.4V
3.4V
3.4V
1.0V
IC11
5
2
4
3
R50
1M
X2
40.5MHz

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