Sharp CD-C452 Service Manual - Page 13
Browse online or download pdf Service Manual for Stereo System Sharp CD-C452. Sharp CD-C452 48 pages.
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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
59
R
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
18 17 16
42
C-IN
FLIN
41
FRIN
40
FL701
DISPLAY
3
~
30
31 32
33
Q701
7 8
9
6
1
80
72
71
70
65
64
61
60
59
58
57
Q707~
Q709
LED701~
LED706
SWM3
FOOL PROOF
SWM4
F. A. S
Q705
SOLM1
Q706
SOLENOID
SWM5
CAM
PRESET GRAPHIC EQUALIZER
+B4
7
8
9
41
10
38
40
11
37
39
12
36
IC601
VOLUME
LC75396E
GRAPHIC EQUALIZER
26
4
42
5
43
6
44
18
30
RRIN
CIN
X-BASS
VOLTAGE
REGULATOR
+7.3V
Q820
+B1
Q822
VOLTAGE
REGULATOR
+12V (ANALOG)
Q824
+B4
Q825
+12V (MOTOR)
Q823
+B5
Q826
VOLTAGE
+5.6V
+B2
Q710
REGULATOR
Figure 13 BLOCK DIAGRAM (3/3)
+B2
UNSWITCH
+B1
MEMORY
BACK UP
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
27
29
IC701
30
IX0224AW
33
34
SYSTEM CONTROL
35
CL
MICROCOMPUTER
36
DE
37
DI
38
DO
39
DRF
40
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
NJM4560L
Q604
Q602
HEADPHONE AMP.
H/P MUTE
Q671 Q672
Q673 Q674
+B4
OUT
8
REAR
REAR-OUT
3
1
20
28
5
7
CENTER
CENTER
4
OUT
IC471
NJM4558L
PRE AMP.
R
17
31
L
FRONT
R-IN
12
14
IC901
10
L-IN
STK40704
POWER AMP.
15
+B
–B
3
1 2
D803 ~ D806
ZD801
Q801
VOLTAGE
REGULATOR
– 13 –
CD-C452/C452C
TO CD SECTION
TO CD SECTION
TO POWER SECTION
+B5
PHM1
KEY
SW701
AVDD
VDD
SW730
AVREF
+B2
XL701
4.19MHz
TO CD SECTION
RESET
RESET
Q704
SYSTEM STOP
TO CD SECTION
+B1
–
M
Q905
IC681
+B4
8
3
1
5
7
4
JK601
PRE OUT
Q903
Q901
Q902
SO901
SPEAKER TERMINAL
FRONT
L-OUT
6
+
7
R-OUT
–
–
+
SO801
POWER TRANSFORMER
D801
T.F
D807
D809
Q705
Q706
ZD701
+
M901
FAN MOTOR
JA901
HEADPHONES
REAR OUT
CENTER OUT
FRONT SPEAKER
AC POWER
SUPPLY CORD
AC 120V/60Hz