13
14
15
A
C
E
G
I
B
D
F
H
J
2
1
3
7
4
6
R24
R33
R103
R102 R106
R105
R104
R36
R34
R113
R31
R111
R110
R66
R57
R56
R55
R58
R39
R51
R40
R54
R53
R52
R35
R64
R62
R61
W1
R126
R125
R124
R119
R123
R50
R49
R140
R139
R32
C82
C60
C50
C56
C55
C160
C103
C106
C107
C108
R14
R13
R16
R15
R4
R11
R10
R17
R23
R79
R22
R74
R18
R75
C36
C35
C32
C31
C49
R5
R1
C14
C15
R118
R2
R116
R181
R78
R128
R77
R76
R129
R27
R26
R29
R28
R42
R41
C113
W2
R6
R72
R73
R130
R127
EB
EB
E
B
E
B
E
B
E
B
E
B
EB
E
B
EB
E
B
E
B
R157
R160
33
32
48
49
R176
R174
R172
R170
64
1
17
16
R168
R166
C151
R150
R155
C158
C153
R143
R144
C116
R171
R146
R177
R175
R173
R164
R145
R169
C157
C156
C155
C154
C115
C114
C4
R154
R165
C159
R179
R180
R156
R161
R163
E
B
E
B
R153
R152
R158
R159
R151
E
B
R162
D3
Q8
Q3
Q2
Q6
Q7
Q9
D30
D7
D9
D10
Q16
D20
Q27
Q11
D14
Q28
Q13
Q10
D19
D23
IC12
Q31
Q33
Q32
1
3
1
26
1
16
E2PROM
CE
10MHz
REM
3.3V
5V
HOLDWR
WR
C26
R21
C62
C61
C84
R80
C24
C74
C25
C87
SGND
BUSY
SDATA
GND
L2
C38
C41
C33
C37
C48
C47
C42
C45
C46
C34
C16
C101
C73
C23
C69
C1
C2
C13
C58
C57
C52
C53
C51
C54
C10
C12
C30
C9
L.P.F.
MUTE
-5V
+7VD DC-DC
-10V
A
V
R
+5V A
V
R
VOL.
C8
C3
AD1
L3
C7
C22
C21
R19
C71
R91
R92
R101
R114
R108
C81
R59
R60
R117
R115
R133
R132
R131
R120
R122
R121
R141
R142
R134
R137
C83
C86
C76
C80
C104
C44
C43
R46
R43
R44
C85
R45
R112
R100
C88
C102
1
1
1
1
1
4
5
8
14
8
1
4
4
5
8
16
9
8
8
5
4
100
81
80
51
50
31
30
5
1
O
G
I
E
B
E
B
B
E
G
I
O
21
P
AUSE
16MHz
POW
./ST
ANDBY
MODE
PLA
Y
1
1
X2
C152
30
STOP
O.T
.E.
16
UP
FF
EJECT
EJECT
REC
ST
ANDBY
DOWN
FB
REC
1
3
B
E
B
E
B
E
S
G
B
E
D
X1
1
2
16
WH1
IC5
Q12
Q14
Q5
D13
Q24
IC4
J3
E2
J1
A3
J4
D1
D2
S20
Q1
CN1
CN5
CN2
CN4
Q4
Q17
D12
D11
D5
D4
X25-6240-00 A/3 (J70-1312-12)
Q29
D21
D22
IC6
IC11
IC7
IC9
IC8
S7
S6
CN8
CN7
S5
S8
CN6
D26
S1
D24
S11
S4
S3
S9
S10
S2
WH1
D25
E1
X25 B/3
X25 C/3
SYSTEM
CONTROL
REC
IN
PLAY
OUT
C107
R15
R16
L6
W3
W4
W1
L1
L2
R108
C167
C163
R8
R9
R145
C141
R161
R115
R52
R125
R127
R144
R53
R3
R4
X2
W2
R186
R187
C171
C188
R166
C189 C158
C115
L7
C116
L8
C117
C105
C133
R175
R184
R188
R190
R189
R177
R180
R117 R105
R106
R158
R159
R147
R169
R137
R1
W108
W9
W12
R174
R173
R149
R123
R129
C125
R130
R128
C127
C126
W8
R116
W10
C159
E B
E B
R126
1
16
17
32
1
8
9
16
1
3
4
5
1
25
51
75
76
100
50
26
1
10
20
11
1
12
13
24
37
48
25
36
R109
2
3
5
1
1
20
10
11
1
8
1
25
26
50
51
75
76
100
1
4
5
8
24
13
12
1
1
26
E
B
EB
IC12
IC3
IC8
Q2
IC2
Q6
IC6
IC5
Q1
Q4
IC1
IC7
IC4
Q9
CN5
IC24
CN1
R139
R17
R2
C46
R14
W7
L9
C160
C161
C197
C153
C156
C152
R113
C151
R138
R164
L5
R141
R181
R163
C164
R162
C168
R176
R104
L50
C198
R13
C106
R148
R150
R146
W5
C124
C135
C108
W196
C123
C122
R6
R5
R167
R165
R7
C110
C143
C144
C142
C129
C132
C131
C130
C128
C134
R103
R112
R170
R121
R110
R142
R143
R133
R134
R131
R132
R140
R135
R136
C187
C190
R171
R178
R172
R182
R183
R41
R40
L4
C200
C118
L11
W6
C121
C136
C112
C113
C102
C111
C109
R185
R179
R107
C39
C38
C103
C104
C101
C37
C119
C36
C35
C169
C12
C13
C182
C31
C32
C34
C40
C185
C181
C186
C33
C41
C44
R160
R168
C170
C166
R10
R11
C184
C157
L3
R114
W11
R111
R119
C114
R120
X1
1
2
20
21
R118
R122
C120
R124
11
10
2
1
1
6
10
5
4
2
3
1
E
B
E
B
E
B
B
E
E
B
E
B
E
B
O
G
I
BE
X29-2650-00 A/2
(J70-1307-02)
X29 B/2
W3
R3
R2
R1
W1
R4
W5
W4
1
4
1
11
1
4
Q5
Q7
Q3
Q8
IC10
Q11
Q10
D101
D1
D2
IC30
Q13
Q12
CN2
CN3
CN4
X33-1190-00 (J70-1311-02)
S5
S4
S3
S2
S1
CN1
Refer to the schematic diagram for the value of resistors and capacitors.
PC BOARD
(
Component side view
)
DM-VH7(K)
PCBSD2,2P(
99.10.30
11:49
AM
y [ W 1
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299