Read Sharp CD-C491H (serv.man3) Service Manual online
– 37 –
CD-C491H
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9
10
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Figure 37 SCHEMATIC DIAGRAM (10/20)
P31 9-C
TO MAIN SECTION
LBASS3(NC)
LBASS2(NC)
LBASS1(NC)
(NC)RBASS2
(NC)RBASS1
(NC)RBASS3
–7V
N
N
D
VR CLK
VR DATA
LT IN
RT IN
–15V
+7V
+12V
GND(A)
GND(A)
D GND
+7V
+7V
OUT4(NC)
OUT3(NC)
OUT2(NC)
OUT1(NC)
SWIN
GNDS
GNDR
C IN
R IN
BYPASSR
BYPASSL
LTRE(NC)
(NC)CR2
(NC)CR1
(NC)CL2
(NC)CL1
AVSS
R OUT
L OUT
C OUT
SL OUT
SW OUT
LA TCH
DATA
CLK
SR OUT
A GND
D GND
AVDD
DVDD
GND
MAIN PWB - A ( 4 / 5 )
FM SIGNAL
–B
–B
+B
B
+B
+B
C-IN
SWIN
SRIN
SLIN
L-OUT
R-OUT
A
B
DI
CLK
VR LA TCH
GND(D)
C-IN
SWIN
SRIN
SLIN
L-OUT
R-OUT
GND(D)
DI
VR CLK
VR DATA
VR DATA
FUNC A
FUNC B
FUNC B
CLK2
SW OUT
SR OUT
SL OUT
SL OUT
C OUT
R OUT
L OUT
L OUT
SW OUT
SR OUT
SL OUT
C OUT
R OUT
L OUT
–B
–B
–B
+B
–B
+B
+B
QZ01,QZ02:
VOLTAGE
REGULATOR
SPE-ANA
LT IN
RT IN
GND(A)
–15V
SPE-ANA
+12V
GND(A)
L IN
R IN
–B
PLAYBACK SIGNAL
CZ61
1/50
CZ60
1/50
CZ59
1/50
CZ57
1/50
CZ58
1/50
CZ56
1/50
DZ01
DZ02
ICZ10
M62446FP
6CH ELECTRONIC VOLUME
ZDZ02
MTZJ7.5C
QZ02
KTC3203Y
CZ66
1/50
1/50
CZ65
10/50
CZ62
22/16
CZ67
22/16
CZ49
1/50
CZ51
1/50
CZ50
1/50
CZ55
0.001
CZ54
0.022
RZ80
10K
RZ82
10K
RZ81
10K
RZ79
10K
RZ84
10K
RZ83
10K
10K
RZ76
1K
RZ78
1K
RZ77
1K
RZ70 10K
RZ72
10K
RZ71
10K
RZ69
RZ69
10K
RZ86
1K
RZ87
470K
RZ88
470K
RZ89
470K
ZDZ01
MTZJ7.5C
QZ01
KTA1271Y
CZ64
1/50
RZ85
1K
CZ63 10/50
CZ52
1/50
CZ53
1/50
RZ74 10K
RZ73 10K
RZ95
220
RZ75
10
10
77
28
19
18
86
18
87
1
2
3
4
5
6
7
8
9
+B
DZ01,DZ02:1SS133
VR LA TCH
67
68
69
70
71
72
73
54
55
58
56
57
76
27
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
(NC)RTRE
24
23
22
L IN
GNDC
SLIN
SRIN
10
11
12
13
14
15
16
17
18
19
20
21
76
57
56
58
55
54
09
M4565M
FFER AMP.
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