CD-C492/492C
– 30 –
Figure 30 SCHEMATIC DIAGRAM (5/20)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 19.
RF66 1K
RF78 1K
RF77 22K
RF76 1K
RF75 1K
RF74 1K
RF73 1K
RF71 1K
RF70 1K
RF69 1K
RF68 1K
RF65 1K
RF64 1K
RF63 1K
RF62 100
RF61 1K
RF60 1K
RF54 1K
RF52 1K
RF51 1K
RF37 1K
RF38 1K
RF39 1K
RF40 1K
RF41 1K
RF42 1K
RF43 1K
RF44 1K
RF46 1K
RF49 1K
RF50 1K
RF36 1K
RF35 1K
RF34 1K
RF33 1K
RF32 1K
RF31 1K
RF03
1K
RF04
1K
RF05
1K
RF09
1K
RF10
1K
RF11
1K
RF12
1K
RF13
1K
RF14
1K
RF08
1K
RF07
1K
RF06
1K
RF81
1K
RF82 1K
RF83 10K
RF84 1K
RF85 1K
RF86 1K
RF87 1K
RF88
1K
RF91
1K
RF92
1K
RF93
1K
RF94
1K
RF95
1K
RF96
1K
RF97
1K
RF59 1K
RF58 1K
RG55 1K
RF79 1K
RF55 1K
RG05
10K
RF80
1K
ICF01
IX0233AW
SYSTEM CONTROL
MICROCOMPUTER
CG56 0.022
XF01
CG05
15P
(CH)
CG06
15P(CH)
RG04 10K
RG08 10K
RG07 10K
RG06 10K
RF28 1K
RF27 1K
RF25 1K
RF24 1K
RF23 1K
RF22 1K
RF21 1K
RF20 1K
RF19 1K
RF26 1K
RF29 1K
RG56 1K
RF01
1K
RF02
1K
RF99 1K
RG95 470K
QG92
KTC3199 GR
RG96
10K
RG94
10K
RG24 10K
RG38
100K
RG25
4.7K
RF30
1K
RG16
47K
RG19
47K
RG26
10K
RF67 1K
RG11
10K
RF98
1K
RF48 1K
RG2
RG2
RG2
RG1
RG1
CH29
0.022
CH28 0.022
CH15
0.22/50
RH16
1M
DH11
1SS133
CH13
330P
RH14
560K
RH15
33K
CH18
0.22/50
RH24
470K
DH12
1SS133
RH20
1.5K
CH17
0.047
(ML)
RH21
560K
RH22
33K
CH16
1/50
CH21
0.22/50
DH13
1SS133
RH29
1M
RH25
1.5K
CH20
0.015
RH26
560K
RH27
33K
CH19
0.47/50
CH24
0.22/50
DH14
1SS133
RH34
1M
RH30
1.5K
CH23
0.0047
RH31
560K
CH22
0.1
(ML)
RH32
33K
CH27
2.2/50
DH15
1SS133
RH39
1M
RH35
1.5K
CH26
0.012
RH36
560K
CH25
0.027
(ML)
RH37
33K
ICH11
NJM4558M
MOTOR DRIVER
RH11
150K
RH12
1K
CH10 47P
RH13
150K
RH17
1.5K
CH30
0.0056
DH16
1SS133
DH17
1SS133
DH18
1SS133
DH19
1SS133
DH20
1SS133
RF47 1K
RG23 10K
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18 19 20 21 22
3
2 24 25
6
2 27 28
9
2 30
31
32
33
31
32
33
34
5
3
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
98
99
100
GND(A)
PL6
PL5
PL4
PL0
PL1
PL2
PL3
PC2
PC5
PC3
PC4
PC1
PC0
PB7
PB6
PB5
PB4
PB3
PB2
PB1
PA6
PA5
PA4
PA3
PA2
PA7
PB0
PA1
PA0
VDD1
CF2
CF1
VSS1
P74
P75
P07
P17
P16
P06
P05
P34
P35
P00
P01
P02
P03
P04(PCCL)
P30
P31
VSS3
VDD3
P32
P33
SCK
SO1
SCK1
SO0
Si0
AN0
AN1
AN2
AN3
AN4
AN5
AN6
AN7
INT1
INT2
INT3
SI1
INT0
GND(
µ
-CON)
+4V(
µ
-CON)
–15V
+12V(A)
GND(A)
CL
DO
DI
GND(D)
+12V(A)
CE(CE1)
RES(MAIN)
SO
+12V(M)
GND(D)
GND(D)
+4.6V(D)
GND(CD2)
GND(CD1)
GND(D)
+7.3V(CD)
+12V(M)
+4.6V(D)
+4
AUX 1
(1/2)
+
–
(2/2)
–
+
16KHz
SPE-1
63Hz
SPE-2
250Hz
SPE-3
1KHz
SPE-4
4KHz
SPE-5
RESET
DATA1
STB
COM1
DRF
RES
CQCK
SQOUT
COIN
WRQ
RWC
SLD+
SLD–
PUIN
OP/CL
RES
RWC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
CNPF01
2
3
4
5
6
7
8
9
10
+B
+B
+B
+B
+B
+7.3V(CD)
GND(CD)
+12V(M)
+B
CNSF11
1
2
3
1
2
3
BIF11
+B
+B
+B
+B
TAPE L
AUX 1
AUX 2
TAPE R
BIF13
CNP303
CNP12
CNSF13
+B
GND(A)
TUN MUTE
L-CH
R-CH
TO TUNER PWB
P37 8-H
+B
+B
TO CD SERVO
PWB
P27 7-G
CNP11
TO CD SERVO
PWB
P27 12-C
CNSD1
TO DISPLAY
PWB
P38 1-C
DISC2NO
UP/DOWN
D2GND
CNSF12
BIF12
+B
–B
GND(A)
V
VIDEO1 IN
TO PRE SE
P28 2
30
29
28
R-CH OUT
L-CH OUT
MAIN PWB-A(2/5)
VSS
VDD
AC32RES
AC32SIN
DEM1
MIC2DET
H/P SW
AUTO2SCAN
CD2DNO2SW
CD2U/D2SW
CD2O/C2SW
DGTL1
DGTL2
AC32SS
AC32SO
AC32SCK
V1/V2
DEM0
SLD–
SLD+
COIN
SQOUT
CQCK
COM
DAT
STB
SCK
DS2RES
WRQ
RES
DRF
PUIN
VSS
CF1
CF2
VDD
SP1KHz
SP250Hz
SP63HZ
SP16K
POSISTOR
TUN2SM
SP LEVEL
SP PROT
SYS2STOP
SP4KHz
T12RUN
T22RUN
T22A-FP S
T22B-FP S
T12CRO S
T22CRO S
CAM2SW
TAPE2SOL
TA MOTOR
FRNT2RLY
FAN CONT
VOLT2SW
AMP
PB2MUT
TA2T1/T2
REC2MUT
TA2PB-EQ
TA2R/P
BEAT2CUT
TA2BIAS
FR SPEED(M)
HIGH2SP
CENT2RLY
REAR2RLY
S.W.RLY
CE1
VDD
VSS
CL
DI(TU,VR,PR)
TUN2SD
DO(TU)
TUN2MUT
SYS2MUT
REAR2MUT
CENT2MUT
S.W.MUT
FUNC A
FUNC B
VR DATA
9K/10K
SP2CONF
AD RES
VOICE-C
POWER
QS2SPRED
QS2AC
QS2MO
VR ST
VR CLK
PF7
PF6
PF5
PF4
PF3
PF2
PF1
PF0
PE7
PE6
PE5
PE4
PE3
PE2
PE1
PE0
PD7
PD6
(DI)PD5
PD4
(DO)PD3
PD2
PD1
PD0
PC7
VSS2
VDD2
PC6
94
2
AC32SO IC
CFWU02
1
2
3
5
6
7
8
4
TUN L
TUN R
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
PLAYBACK SIGNAL
RECORD SIGNAL
FM SIGNAL