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Kenwood DV-402 Service Manual page 9

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A
B
Q Q
3 7 6 3 1 5 1 5 0
1
MAIN BOARD
2
RM203
470
ICM201
DM204
10
0V
RM234
8.0V
9
0.7V
22
8
8.0V
RM209
RM210
0V
7
0V
22
5.6K
+8V
CP208
6
0V
0V
5
1
DM201
4
0.5V(0.22V)
2
3
0.7V
2
0V
1
3
RM204
RM206
470
RM205
10K
0V
5.6K
CP207
NC
1
1
DGND
CP2
2
2
T E
L
1 3 9 4 2 2 9 6 5 1 3
SECTOR START
3
3
1
DATA VALID
4
4
M
DATA (EXT DATA)
2
5
5
BIT CLOCK (EXT BCLK)
6
6
4
TRAY
MOTOR
DGND
7
7
RESET (+5V RESET)
8
8
DXX INTERRUPT (IRQ2)
9
9
MECHA
:CDM502A
F/E BOARD
12C CLOOCK (SCL)
10
10
12C DATA (SDATA)
11
11
DGND
12
12
DRIVER GND
13
13
+3.3V
14
14
+5V
15
15
DGND
16
16
AGNF
17
17
+12V DISC MOTOR
5
18
18
+12V TRACK MOTOR
19
19
CN208
SDA 7
SCLK
TV/AUX 5
TXD
RXD 3
RESET MAIN
MODE SELECTOR
6
J1
2
4
6
8
w w w
10
12
14
16
.
18
20
7
C
D
DESTINATION
C239,
COUNTRY
ABB.
240
U.S.A.
K
22P
PX
Y
GENERAL MARKET
M
GENERAL MARKET
M2
AUSTRALIA
X
24P
CP202
(TEST JIG)
U.K.
T
EUROPE
E
1
JAPAN
J
22P
2
141
3
142
4
143
5
144
6
145
7
146
8
147
9
148
L339
10
11
123
12
13
J203
0
14
125
R203
(SINGLE DVD OPTION)
10K
LM201
15
+5V
22uH
CP209
(TEST BOARD)
QM202
1
12
2
11
3
4
5
6
L335
5
+5V
4.79V
6
R214
(4.8V)
7
7
8
202
RM212
9
201
47K
10
11
27
QM201
+8V
+5V
L335
R52
1
0
2
C350
3
39
0.1
4
38
C351
5
36
22u16
6
37
+
7
R40 0
8
22
C18
R39 0
22u16
9
25
+
C353
0.1
R38 0
RM201 100
+5VM
10
R37 0
MR202 100
11
12
13
R45
14
+3.3V
R34
15
+5V
0
16
17
R33
18
R32
19
+12V
+12V
R48 100
9
R47 100
6
10
R35 47
R46 47
4
14
R42 47
13
R41 47
2
2
R36 47
1
(JTAG TEST CONNECTION)
R53
L6
0
0
+3.3V
1
3
5
7
R62 47
9
187
R61 47
11
188
x
R63 47
a o
y
13
186
R60 10K
15
189
17
i
R58 47
19
190
+3.3V
+5V
E
F
+8V
+12V
+5V
8
FLASH 8MBIT
IC211
3.1V
3.1V
1
48
178
A15
A16
3.1V
2
47
3.1V
177
A14
BYTE-
+B
3.1V
3
46
C338
176
A13
VSS
3.1V
4
45
3.1V
0.1
175
A12
DQ15/A-1
158
3.1V
5
C337
174
A11
158
0.1
3.1V
6
44
3.1V
173
A10
DQ7
148
3.1V
7
C336
170
A9
148
100u16
43
3.1V
170
DQ14
157
+
3.1V
8
169
A8
157
9
42
3.1V
169
NC
DQ6
147
10
NC
147
3.1V
11
41
3.1V
WE-
DQ13
156
3.1V
12
RD-
156
40
3.1V
13
DQ5
146
NC
14
146
NC
39
3.1V
15
DQ12
155
RY/BY-
3.1V
16
155
181
A18
3.1V
38
3.1V
17
DQ4
145
180
A17
3.1V
18
145
L330
168
A7
37
3.1V
VCC
+B
168
3.1V
3.1V
19
36
DQ11
154
167
A6
154
167
35
3.1V
3.1V
20
166
A5
DQ3
144
144
166
34
3.1V
3.1V
21
DQ10
153
165
A4
153
165
33
3.1V
3.1V
22
DQ2
143
164
A3
143
164
32
3.1V
23
3.1V
DQ9
152
163
A2
152
163
31
3.1V
3.1V
24
DQ1
142
162
A1
142
162
30
3.1V
DQ8
151
151
29
3.1V
DQ0
141
141
28
3.1V
OE-
123
Q
Q
27
VSS
3
7
6
3
26
CE-
25
3.1V
A0
161
161
L332
L337
+B
+5VM
+5VM
IC212
5.0V
1
50
+B
VCC
VSS
3.1V
2
49
3.1V
141
I/O1
I/O16
158
3.1V
3
48
3.1V
142
I/O2
I/O15
157
3.1V
4
47
3.1V
143
I/O3
I/O14
156
3.1V
5
46
3.1V
R330
R332
144
I/O4
I/O13
155
0
0
5.0V
6
45
+B
VCC
GND
3.1V
7
44
3.1V
145
I/O5
I/O12
154
3.1V
8
43
3.1V
146
I/O6
I/O11
153
3.1V
9
42
3.1V
147
I/O7
I/O10
152
3.1V
10
41
3.1V
148
I/O8
I/O9
151
11
40
NC
NC
12
39
13
38
14
37
15
36
NC
16
35
3.1V
NC
LCAS
129
3.1V
17
34
3.1V
133
WE
UCAS
132
3.1V
18
R335
R223
127
RAS
33
3.1V
0
0
19
OE
NC
20
NC
3.1V
21
161
A0
3.1V
22
162
A1
32
3.1V
3.1V
23
A9
170
163
A2
31
3.1V
3.1V
24
A8
169
164
A3
30
3.1V
5.0V
25
A7
168
+B
VCC
29
3.1V
A6
167
28
3.1V
A5
166
27
3.1V
A4
165
26
VSS
DRAM 16BIT
3.25V
u 1 6 3
.
+3.3V
G
H
2
4
9
9
8
RA204
47R
RA203
3.1V
47
3.1V
157
DATA(14)
158
DATA(15)
3.11V
159
VDD
160
3.1V
GND
RA205
47
3.1V
161
161
ADR(1)
3.1V
162
162
ADR(2)
3.1V
163
163
ADR(3)
3.1V
164
164
ADR(4)
RA206
47
3.1V
165
165
ADR(5)
3.1V
166
166
ADR(6)
3.1V
167
167
ADR(7)
3.1V
168
168
ADR(8)
169
ADR(9)
R246
RA207
170
0
ADR(10)
47
3.11V
3.1V
171
169
VDD
3.1V
172
170
GND
3.1V
173
173
ADR(11)
3.1V
174
174
ADR(12)
RA208
47
3.1V
175
175
ADR(13)
3.1V
176
176
ADR(14)
3.1V
177
177
ADR(15)
3.1V
178
178
ADR(16)
RA209
47
3.1V
179
179
ADR(17)
3.1V
180
180
ADR(18)
3.1V
181
181
ADR(19)
182
ADR(20)
183
ADR(21)
3.11V
184
+3.3V
VDD
185
GND
3.1V
1
5
1
5
0
186
8
9
2
4
186
TDI
187
187
TMS
188
188
TCK
0V
189
189
TDO
190
190
TRST
3.1V
191
191
PI04(0)
192
PI04(1)
0V
193
193
PI04(2)
194
R244
PI04(3)
0
0V
195
PI04(4)
196
PI04(5)
3.1V
R490 47
197
197
PI04(6)
5.0V
J202 0
198
PI01(3)
0V
R489
199
199
PI01(4)
47
200
GND
0V
R284 56
201
201
PI03(0)
R252 56
202
202
PI03(1)
203
PI03(2)
(TEST
204
B.D)
PI03(3)
205
R279
PI03(4)
10K
206
PI03(5)
207
PI03(6)
(K,M,Y,X,J)
(E,T,M,X)
TYPE
3.1V
TYPE
208
+3.3V
VDD
207
+3.3V
m
R57
c o
47
R213
R214
Q202
0V
0.78V
56
0
R214
Q201
+3.3V
+5V
I
J
+8V
+3.3V
+12V
2
+5V
9
9
+3.3V
RA202
RA201
47
47
3.1V
9
8
2
9
9
4.8V
3.1V
25
+3.3V
+3.3V
R277
13
+5.6V
10K
R278
10K
14

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