Mystery MMD-650U Schematics
D
C65
102
8
2
1
RCA7
WOOFER
C56
7654321
9V
9V
R163
R162
2K2
R161
1M
C55
103
1
R166
10
OUT1
V+
8
IN-2IN+
3
C54
100U
474
E45
R167
R170
22K
R169
1K
Q24
E44
10U
9014
104
10K
D23
1K
R165
560
R164
1K
7
OUT1
V-
U4
4558
4
IN+5IN-
6
R168
47K
C66
104
104
C57
47K
C
CN3
L-OUTR-OUT
R183
9014
22K
Q2
R27
4K7
123
C62
C13
39P
Q3
D1
4K7
A K
E9
47U
R13
0
R12
22K
Q1
9015
R149
4K7
MUTE
9014
102
R184
22K
E17
4U7/16V
D2
4K7
A9V
A9V
R23
10
E16
MUTE
B
R14
4K7
E18
4U7/16V
R26
4K7
R25
4K7
R24
120K
C13
100P
1
OUT1
V+
8
IN-2IN+
U1
4558
IN+5IN-
3
22K
47/16V
47K
R20
R21
47K
R22
R36
120K
C17
100P
7
OUT1
V-
4
6
22K
E23
47/16V
R35
4U7/16V
E15
4U7/16V
E14
R34
R19
22K
22K
A
MMD-650U-PT2313.SCH
Number RevisionSize
A3
Title
Date: 18-Jul-2007 Sheet of
File: D:\LIZHIYONG\k\CD7020\VCD.ddb Drawn By:
Q22
Q23
9014
9V
9V
E46
C1
102C2102
100U
R4
R171
5K6
9014
C12
103
R18
100
R172
10K
SUB
SUB
4K7R34K7
R2
5K6R15K6
C63
102
E8
2U2E72U2
C64
102
R7
E3
2U2E42U2
R8
4K7R94K7
R6
10K
10K
CDR
CDL
EQ_IN
C3
403C4403
R10
100K
R11
E6
2U2
E5
2U2
RA_LCH
RA_RCH
100K
2U2
E2
Q4
9014
R16
470K
104
C9
C7
104
C6 272
C5 272
E11100U
47U
E10
A9V
R15
C11
3K3
14
13
12
11
10
9
8
7
6
5
4
3
2
1
D4
4148
104
D3
4148
AK
LIN2
LIN3
LOUDL
RIN1
RIN2
RIN3
LOUDR
ROUT
RIN
TRE-R
TRE-L
AGND
VDD
REF
R17
IC1 PT2313
A K
100K
EQ_IN
E13
224
120K
120K
R142
R115
LIN1
LIN
LOUT
BIN-L
BOUT-L
BIN-R
BOUT-R
R/R
R/L
F/R
F/L
DGND
DATA
CLK
2U2
15
E12
16
17
104
18
C10
104
C8
19
104
C16
20
104
21
C15
22
23
24
25
26
27
28
120K
R160
R32
100K
R33
100K
120K
R159
R31
5K6
R30
5K6
R/R
E19
2U2
EV_CLK
E20
F/L
2U2
EV_DA
F/R
R/L
E21
E22
2U2
2U2
R29
22K
R28
22K
C14
103
RA_LCH
CDL
LIN
CDR
RIN
LINE INPUTCH-1
CH-3
D
RA_RCH
CH-2
C
A9V
B
EV_CLK
EV_DAT
BEEP
1 2 3 4 5 6 78
A
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