MD-R3H
– 41 –
7
8
9
10
11
12
Figure 41 SCHEMATIC DIAGRAM (2/10)
NOTES ON SCHEMATIC DIAGRAM can be found on page 33.
CNS502
R812
100K
C819
0.01
R813
1K
R801
1K
C804
470P
C810
0.0022
R802
180K
R803
3.3M
R804
2.2K
C805
0.56
C807
0.022
D803
DA118
C808
0.1
C803
270P
C802
100/10
C801
1
X801
8.46MHz
4
3
2
1
4
3
2
1
9 8 7 6 5 4 3 2 1
11 10
12
C768
22/16
BI851
C817
10P
(CH)
CNP801
R883
330
C780
0.001
CNP800
0
.022
R811
10K
R805
33K
C809
47/10
C806
0.001
R781
1.2K
R751
100K
C767
2.2/50
C766
0.1
C765
10/16
C770
10/16
C769
0.1
C823
10P
(CH)
C771
0.068
C772
0.033
C822
10P
(CH)
C811
100/10
R807
100
R809 560K
R808 560K
C774
9P
(CH)
R779
12K
C763
10/16
IC750
M62472FP
VO CONTROL
R760
4.7K
R780
47K
C764
0.1
C773
0.001
R759
47K
R758
12K
25
26
24
23
22
28
27
34
33
32
31
30
29
35
41
39
38
37
36
42
42
L
F
E
C
L/DRD
PU–IN
MLAS
LD–ON
MCK
MLAD
MSD
JP1
D–OUT
MOD0
SBQS
MOD1
DIGITALOUT
1
2
POWER GND
POWER 7V
DIGITAL 5V
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22
FS AMP.
AMP.
AMP.
AMP.
E1 AMP.
FE AMP.
HF AMP.
AMP.
CD GND
CD 5V
D
IC800
M65821FP
SERVO/SIGNAL CONTROL
SIGNAL PROCESSOR
CD SERVO PWB-C
20
µ
A
10
µ
A
15P
FS OUT
FSR IN
C846
EST2
TLC
LPF
IREF
HF
HFD
VSS2
VDD2
MOD2
MOD1
MOD0
MLA
MCK
ALCR
MSD
SBQS
CRCF
SCAND
LOCK/DRD
SYCLK
EMP
VDD1
C423
EST1
XI
XO
DOTX
LRCK1
LRCK2
LRCK3
PWM1
SBCO
EFFK
SCCK
DO1
DO2
CKSEL
DSCK
WDCK
PWM2
VSS1
10K
10K
Vcc/2
ACLR
DOUT
VREF
HF–
HFO
HFI
HFD
HFC
MRC
Vcc
IREF
C–FSR
MCK
MLA
MSD
JP1
APC SW
GND
K
48K
10K
10K
+
HFOK
MR
330K
10K
10K
15P
72K
72K
5P
00K
Current
Reference
Focus
Search
FZC
Det
47K
I/F
22K
2K
RESET
10K
FSR
22K
( ):PLAYBACK
:STOP
0V
0V
2.5V
0V(0.1V)
0V(1.6V)
0V(2.3V)
2.5V
2.5V
2.5V
2.5V
2.3V
5V
2.5V
0V(2.5V)
2.5V
2.5V
2.2V
2.3V(0V)
5V(0V)
2.5V
2.3V
0V
0.1V(2.8V)
0.1V(2.8V)
0.2V(2.3V)
5V(0V)
1.2V
5V
0V
0.8V(4.3V)
0.8V(4.3V)
5V
5V
5V
5V(0.2V)
5V
0V(5V)
0V(0V)
0V(5V)
0V(5V)
0V
5V
IC800
3
2
12
13
14
15
16
17
18
19
20
42
VOLTAGE
32
41
40
39
38
37
36
35
34
33
31
30
29
28
27
26
25
24
23
22
21
11
10
9
8
7
6
5
4
1
PIN
NO.
CD SIGNAL
P45 8 - H
TO DISPLAY PWB
CNS903
+B
+B
+B
CNS801
P46 3 - H
TO MAIN PWB
P47 8 - H
TO MAIN PWB
CNP502
+B
+B
+B
–
+
–
+
–
+
–