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SCHEMATIC DIAGRAM-11
MAIN CIRCUIT
F
" S " ONLY
A
" W " ONLY
B
EXCEPT
For " S "
EXCEPT
For " W "
R601
22K
E
R602
22K
D
C
C525
R603
100P
4.7K
R580
1K
H
Q501
KRC102STA
MUTING CONT.
(4.8V)
G
(0V)4V
0V
R560
F
R558
A
R556
B
R554
C
A
B
R547
C
R542
D
R541
E
F
R537
D
R536
E
R535
F
R533
G
R531
H
R529
I
R527
J
R516
R540
15K
R508
K
M
R615
L
100K
N
: +B SIGNAL LINE
R614
10K
V
T
U
W
X
Y
R612
10K
R613
R599
10K
10K
R598
10K
R591
10K
R611
R589
10K
10K
R581
10K
R588
10K
R587
10K
R584
10K
R604
C520
100K
100P
C519
100P
C518
100P
50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26
R564
0V
DIMMER
51
10K
0V
52
HP SW
0V
53
MUTEA
1K
4.8V
PCONT1
54
0V
1K
CD PLAY
S.V.
55
1K
0V
56
ASP CLK
1K
0V
57
ASP DATA
T
78ms.
NC
58
K,W:0V/ S:5V
59
EDGE LED
K,S:0V/ W:5V
60
LCD RGB
1K
0V
61
E DATA
1K
0V
E CLK
62
1K
0V
63
E CS
64
NC
1K
5V
65
SD
1K
0V
PLL CE
66
1K
0V
67
PLL DO/ ST
1K
5V
68
PLL DI
1K
0V
69
PLL CLK
1K
0V
MOTOR H
70
1K
0V
71
PL H
1K
4.3V
72
MIC L
1K
4.9V
73
USB L
4.9V
TAPE EJ
74
0V
R525
75
CRO2
1K
R522
10K
76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99
R515
R512
1K
C534
6.3V47
C535
6.3V47
C536
6.3V47
O P Q
g
Z
a b d
e
f
h
m
n
q
CD PLAY
CD PLAY
4.8V
4.8V
F=75Hz
0V
0V
T
13.3ms.
4.8V
P-P
F=32kHz
IC502
1.8V
MN101CP49KCB1
P-P
SYSTEM CONTROL/
LCD DRIVE
F=32kHz
2.4V
P-P
F=8MHz
4.4V
P-P
F=8MHz
470
C502
16V10
R S T
U
V W X
Y Z
5V
i
j
D
E
F
R607
R586
100K
R585
R600
1K
10K
R546
R545
R544
C521
100P
R590
22K
Q502
C530
KRC104STA
0.01
RESET
4.9V
C526
100P
R563
1K
R543
10K
4.8V
PCONT2
25
R559
NC
24
4.7K
4.9V
CD SQCK
23
(0V)4.9V
CD SUBQ
22
5V
R553
NC
21
100
0V
0V
RDS CLK
20
4.4V
R551
100
PMD DI
19
R550
4.7K
4.7V
PMD DO/ RDS DO
18
MMOD
17
2.5V
A
XO
16
1.8V
B
XI
15
Vss
14
2.6V
OSC1
13
C
2.7V
D
OSC2
12
5V
VDD
11
5V
VREF+
10
0V
VOL JOG2
9
4.9V
VOL JOG1
8
0V
DES
7
2.9V
DCDET
6
5V
MK IN2
5
1.2V
MK IN1
4
5V
KEY2
3
5V
KEY1
2
VREF-
1
100
C511
4700P
C510
4700P
C505
4700P
C506
4700P
C507
4700P
C508
4700P
C509
4700P
R523
100
R638
10K
R637
10K
a
b d e f
g h
10K
10K
10K
10K
C533
50V1
0V
R548
10K
R
S
T
B
A
C
R518
10K
R520
10K
R521
15K
C512
C503
0.1
0.1
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