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MD-R3
R101
A
1K
L-CH
C101
C103
0.022
100P
R119
L101
(CH)
100K
0.22 H
J101
LINE IN
C104
R120
100P
100K
R102
(CH)
1K
R-CH
8
9
11
10
B
14
6
12
7.93V
R380
10K
R381
R382
10K
180
Q380
KRC104 S
3
2
–8.1V
7.9V
1
–8.2V
–B
+B
C
CNP351
1
SW
2
+B
+B
P44 3 - A
L
3
CNS351
G
4
TO MIC PWB
R
5
–B
6
-B
D
C535
0.022
C301
0.01
J301
E
COAXIAL
DIGITAL IN2
R302
330
R301
82
C310
0.022
F
R309
L302
10K
10 H
C304
0.1
R307
22
3
2
1
3 2 1
G
RX301
TX301
DIGITAL OUT
DIGITAL IN-1
(OPTICAL JACK)
H
NOTES ON SCHEMATIC DIAGRAM can be found on page 33.
1
C107
R103
1/50
1K
R105
C105
100K
R107
220P
100K
C385
0.022
C108
R104
1/50
1K
R106
C106
R108
100K
220P
100K
3
4
1
2
IC380
MC14066B
ANALOGUE
SWITCH
5
13
7
7.95V
R383
180
ANALOG PLAYBACK SIGNAL
ANALOG RECORD SIGNAL
MIC SIGNAL
DIGITAL RECORD SIGNAL
CD SIGNAL
C458
0.022
DIGITAL PLAYBACK SIGNAL
R304
2.7K
R303
R305
220K
56K
5
6
14 13 12 11 10
VDD
IC301
C302
74HCU04
0.1
INVERTER
3
4
1
2
9
8
7
C312
0.022
D302
1SS133
7
8
9
1
10
11
13
IC302
GND
R312
82K
74HC10AP
NAND GATE
VDD
6
5
4
3
12
2
14
R308
22
L301
10 H
C308
C305
R310
0.1
0.1
3.3K
6 5 4 3 2 1
CNP301
6 5 4 3 2 1
CNS301
4 3 2 1
CNS1904
CNS801
1
2
CN1904
P49 11 - C
TO MD MAIN PWB
CNP801
P41 12 - C
TO CD SERVO PWB
2
3
Figure 46 SCHEMATIC DIAGRAM (7/10)
P44 4 - A
TO DISPLAY PWB
CNS101
IC101-1
NJM4560D
R109
OPE AMP.
1
2
3
4
1K
0V
3
+
C115
0V
47/10
L-CH
C109
(1/2)
1
220P
8
2
–
7.8V
0V
R113
+B
1K
R115
100
C117
R111
100/10
1.5K
C113
47P (CH)
IC101-2
R110
NJM4560D
1K
0V
5
+
C116
0V
R-CH
47/10
C110
7
(2/2)
220P
4
6
–
–7.8V
R114
0V
–B
1K
R116
100
R112
C118
1.5K
C114
100/10
47P
(CH)
–B
+B
+B
–B
Q930
KTC3875 GR
DSTB
0.1V
R932
10K
R930
470K
KTC3875 GR
0.1V
MD DATA
R936
10K
R937
R313
470K
1K
R401 560
R402 560
R403 560
R404 560
R405 330
+B
+B
24
23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
CN1902
P49 12 - F
TO MD MAIN PWB
4
– 46 –
CNP101
5
6
R601
C601
470
47/10
C603
220P
R602
C602
470
47/10
C604
220P
C202
47/10
9
8
7
6
14
13
12
11
10
IC201
UDA1340
AD/DA CONVERTER
15
16
17
18
19
20
21
22
23
R414 8.2K
R415 8.2K
R416 8.2K
2.9V
C227
0.1
0V
R406 220K
R407 220K
Q935
R408 220K
4.2V
R409 220K
R410 220K
0V
C226
100P
SW501
RESET
1
2
3
4
5
6
7
8
9
10
11
12
13
CNP401
CNP402
FC401
CNP901
P44 1 - E
TO DISPLAY PWB
5
IC
N
L
R607
0V
1K
+
5
C607
(1/2
220P
_
6
R605
22K
0V
R
1.
R609
1K
C611
47P
(CH)
IC
R608
N
1K
0V
3
+
C608
(2/2
220P
2
_
R606
22K
R6
0V
1.
R610
1K
C6
47
(CH
C203
47/10
C212
3.3/16
C204
1/50
C205
4.7/25
5
4
3
2
1
C20
24
25
26
27
28
3.3
C209
4.7/25
C224
0.022
+B
14
15
16
17
18
19
20
21
22
23
24
6
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