Sharp CD-C1831V Service Manual page 17

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GNAL
CD SIGNAL
C602
20
4.7/50
R608
1.5K
19
C606
R606
1.5K
18
4.7/50
R604
1.5K
17
R602
1.5K
16
C612
0.033
C604
15
4.7/50
C614
0.22
14
13
–B
12
11
R610
10K
3
–B
R175
K
R174
5.6K
MUTING
R172
R156
Q122
220K
20K
2SC3331
R154
0V
10K
0.7V
0V
26
6K
C134
122
22/25
50
18
20
19
17
16
15
+
56K
Hich=CHROME
+
56K
ALC
5
6
7
8
9
10
C133
22/25
21
C141
50
1/50
25
K
R145
10K
R135
8.2K
7
R642
47K
R640 47K
R626
2.2K
R641
47K
C628
0.22
R624
330
R638
220K
R637
220K
+B
REC_R
R153
0V
R157
10K
220K
0.7V
Q121
0V
2SC3331
MUTING
R158
220
14
13
ALC
GND
11
12
L103
100µH
R167
100K
R166
47K
8
Figure 17 SCHEMATIC DIAGRAM (2/11)
+B
Q651
2SC3331
R651
680
C652
1/50
R653
C651
220K
3.3/50
R655
5.6K
+B
+B
R162
11.7V
47K
11.6V
+B
0V
0V
1
2
3
0V
11.6V
Q126
KRC104 M
R160
BIAS
150
+B
0V
BIAS OSC
0V
Q128
0V
KTC3203 Y
R168
C150
12
0.0039
C152
47/25
C151
0.027
L104
(ML)
330µH
9
10
– 17 –
R633
22K
R631
C631
22K
390P
R634
C632
R632
22K
390P
22K
D601
1SS133
D602
1SS133
Q650
2SC3331
D_GND
–B
A_12V
A_GND
TUN_L
TUN_R
CLK
A_GND
VF1
-VP
VF2
HI_CUT
S_MUTE
SP_DET
SP_RLY
T_T1 T2
T_BIAS
REC/PLAY
D_GND
M_12V
SPA_SIG
–B
–15V
+B
+5V
+B
M_12V
–15V
–B
VF1
–VF
VF2
+B
SP_DET
SP_RLY
MAIN PWB-A1(1/2)
11
CD-C1831V
L-CH
JK601
VIDEO/AUX
R-CH
C630
0.022
1
CLK
2
DO
3
CE
4
DI
5
6
7
8
9
CNS303
1
DO
2
CE
3
DI
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
CNP701
7
6
17
15
16
+5V
8
4
5
12

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