Sharp CD-C430H, Service Manual

Page: 15 / 56

CD-C430H,CP-C430H
– 15 –
Figure 15 BLOCK DIAGRAM (3/3)
13
14
4
3
11
MUTE
L
R
R
L-OUT
R-OUT
9
2
5
12
L-IN
R-IN
NF
7
8
VCC
+12V (ANALOG)
+B4
+12V (MOTOR)
+B3
OUT
IC801
LA4550
POWER AMP.
+B4
PRESET GRAPHIC EQUALIZER
VDD
X-BASS
LVREF RVREF VSS AVSS
GRAPHIC EQUALIZER
VOLUME
58
55
L
R
R
R
L
L
L TAPE
TUNER
CD
Q942
VOLTAGE
REGULATOR
VOLTAGE
REGULATOR
VOLTAGE
REGULATOR
TO CD SECTION
UN-SWITCHED
+B6
+
–
SO801
SPEAKER
TERMINAL
JK801
HEADPHONES
VREF
OUT_L
TO CD SECTION
+5V
+5V
+B5
Q941 Q943
Q952
Q953
IC401
LC75394E
AUDIO PROCESSOR
23
16
33
17
32
19
30
21
28
14 13 35 56 50 26 27 12 37 11 38 10 39 63
24 25 57
CL DI CE
25
27
29
30
33
34
35
36
37
38
39
40
42 41 43 44 45 46 47 48 50 51 52 55 56 31
65
70
57
24 23 22 21 20 19 18 17
77
79
80
72
71
16 15 14 13 12 11 10
9
~
6
1
~
~
7 8
3 RX701
1
2
SYSTEM STOP
DO
DRF
DI
DE
CL
RESET
XL701
4.19MHz
AVDD
AVREF
+B7
+B8
KEY
SW701~706
SW709~715
SW717~725
+B3
PHM1
RESET
Q708
Q709
ZD701
MEMORY
BACK UP
+B7
+B8
+B7
+B8
3 2 1 ~ 33 14
21 17 18
~ 30 31 32
Q701
+B7
+B7
VSS
+B6
UN-SWITCHED
FL701
DISPLAY
~
61
64
~
POWER
VOLTAGE
REGULATOR
Q971
D971
D973
~
D961 ~ D964
+B2
+B1
ZD972
VF2
–VP
VF1
Q707
Q706
IC701
IX0191AW
SYSTEM CONTROL
MICROCOMPUTER
+B3
TO CD SECTION
+B9
+B8
D965 ~ D968
9
43
6
40 49
64
8
44
5
41
7
45
4
42
CD PUIN
CD SL+ CD SL–
VDD
TAPE SOL
TAPE MOTOR
TAPE MECHASTOP
TAPE FP
T1 RUN PLSE
SOLM2
SOLENOID
+B9
SWM5
CAM
SWM4
F. A. S
SWM3
FOOL PROOF
L-CH INPUT R-CH INPUT T2 RRUN PLSE CD UP DOWN/DISC NO CD DSP RES CD T/T OPEN/CLOSE RESET CD DSP SQOUT CD DSP COIN CD DSP RWC CD DSP CQCK CD DSP WRQ T1/T2 TAPE REC TAPE BIAS
SO401
VIDEO/
AUX.
ZD951
ZD941
TO DISPLAY PWB
Q705
MM1
TAPE
MOTOR
CONSTANT
VOLTAGE
+B3
M
TO CD SECTION
TO CD SECTION
TO POWER AMP.
SECTION
6
21
17
13
14
15
12
13 6
ST FM
DO
Q354
FM/AM
MUTING
+B6
B4
ATER
TAGE
L-CH
R-CH
MONO/ST
Q353
M IF
T.F
AC POWER
SUPPLY CORD
AC 230 V,50 Hz
F962
T2.5A L
250V
T961
POWER
TRANSFORMER
F963
T1.6A L
250V