Sharp CD-C462 Service Manual page 13

MONO/ST
1 2
ST
L 9
10
R
AM
FM/AM
SWITCHING
FM
Q343
VOLTAGE
EGURATER
+B4
7
ST FM
JK601
23 24 25 56
VIDEO/AUX
VDD
L
L
AUX
52
R 60
R
TAPE L
53
R 59
AUDIO PROCESSOR
TUNER L
54
R 58
CD L
55
57
R
48 64 49 63
LTIN RTIN
23 24
OGIC
ER
C-OUT
9
31 32
X501
FL701
DISPLAY
3 ~
30 31 32 33
Q701
7 8
6
1
80
72
71
70
65
64
61
60 59 58
Q707~
Q709
LED701~
LED706
SWM3
FOOL PROOF
SWM4
F. A. S
Q705
SOLM1
Q706
SOLENOID
SWM5
CAM
PRESET GRAPHIC EQUALIZER
+B4
8 9
7 41 10 38 40 11 37 39 12 36
IC601
VOLUME
LC75396E
GRAPHIC EQUALIZER
26 4 42 5 43 6 44
18 30
RRIN LRIN
X-BASS
+B4
8
3
IC451
4
NJM4558L
SUB WOOFER AMP.
VOLTAGE
REGULATOR
+7.3V Q820
+B1
Q822
VOLTAGE
REGULATOR
+12V (ANALOG)
Q824
+B4
Q825
+12V (MOTOR)
Q823
+B5
Q826
VOLTAGE
+5.6V
REGULATOR
+B2 Q710
Figure 13 BLOCK DIAGRAM (3/3)
+B2
UNSWITCH
+B1
MEMORY
BACK UP
9
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
25
27
29
IC701
30
IX0192AW
33
34
SYSTEM CONTROL
35
MICROCOMPUTER
36
37
38
39
40
57 56 55 54 53 52 51 50 49 43 48 47 46 45 44 43 42 41
+B2 3 RX701 1
2
Q605
Q603 Q601
Q604 Q602
H/P MUTE
Q671 Q672
Q673 Q674
OUT
REAR
POWER AMP.
20 13 REAR-IN
9 CENTER-IN
28
CENTER
7 VCC
14
12
NF
8
STAND-BY
11
4
3
R
17
31
L
FRONT
R-IN
12
14
10 IC901
L-IN
STK40704
POWER AMP.
+B 15
7
–B 3
JK451
1 2
SUB WOOFER
OUT
D802
D803 ~ D806
ZD801
Q801
VOLTAGE
REGULATOR
– 13 –
CD-C462/C462C
TO CD SECTION
TO CD SECTION
TO POWER SECTION
+B5
PHM1
KEY
SW701
VDD
AVDD
SW730
AVREF +B2
XL701
4.19MHz
CL
DE
DI
DO
DRF
TO CD SECTION
RESET
RESET
Q704
SYSTEM STOP
TO CD SECTION
+B1
–
Q905
IC681
NJM4560L
HEADPHONE AMP.
3 1
5 7
4
IC951
LA4450
REAR-OUT
2
5
CENTER
OUT
Q903
SO901
SPEAKER TERMINAL
Q901 Q902
FRONT
L-OUT
6
7 R-OUT
D801
T.F
D807
D809
Q705
Q706
ZD701
+
M901
M
FAN MOTOR
JA901
HEADPHONES
+
–
REAR SPEAKER
–
+
–
CENTER SPEAKER
+
+
–
FRONT SPEAKER
–
+
AC POWER
SUPPLY CORD
AC 120V 60Hz