Sharp CD-EA235V Service Manual page 13

Video cd mini system
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R601
1K
R602
1K
24
CLK
R603
1K
+B
VDD
23
C603
22/50
VREF
22
C610
J635
1/50
10K
ROUT
C608
21
0.12
R606
3.9K
RBASS
20
C612
C606
0.0022
RTRE
0.1(ML)
19
RIN
18
C616
C614
4.7/50
RSEL0
1/50
17
C618
1/50
R4
16
R3
15
C620
R2
1/50
14
C622
1/50
R1
13
C624
1/50
OR
–20dBATT
C626
0.0022
+B
R
R136
220K
REC_R
MUTING
MUTING
0V
R138
R139
10K
10K
0.7V
0.7V
Q107
Q108
KTC3199 GR
0V
KTC3199 GR
C126
28
22/50
6K
18
16
14
17
15
13
+
56K
101
Hich=CHROME
345K
56K
+
7
8
9
10
11
12
C125
22/50
R129
5.6K
C131
47/25
R135
10K
7
C630
0.001
R364
3.3K
KOK OUT(L)
KOK IN(L)
R608
390
+B
REC_L
R137
220K
0V
R158
220
+B
R140
47K
Q110
KRC104 M
0V
1
0V
2
T_BIAS
3
11.6V
0V
BIAS
Q111
KTC3203 Y
0V
0V
0V
R145
4.7
C138
0.0082
8
Figure 13 SCHEMATIC DIAGRAM (2/13)
+B
KOK OUT(R)
KOK IN(R)
+B
+B
+B
+B
+B
+B
+B
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16 17 18 19 20
1
CNP701A
TO
DISPLAY PWB
P18 1-F
9
10
– 13 –
R693
47K
R691
C691
390P
5.6K
R690
C690
R692
5.6K
390P
47K
R688
1
CHASSIS
TUN_R
A GND
TUN_L
DO
CE
DI
CLK
D_GND
A_+10V
+B
KOK OUT(L)
KOK IN(L)
A_GND
A_+10V
+B
KOK OUT(R)
KOK IN(R)
D_GND
DI
CLK
KOK LATCH
MIC IN
CNP701B
20
FFC701
11
CD-EA235V
CNSV1
BIV1
1
1
2
2
VIDEO OUT
L-CH
JK690
VIDEO OUT/AUX IN
R-CH
SW601
SPAN SELECTOR
50 kHz/9 kHz
100 kHz/10 kHz
18
19
20
21
22
23
24
25
26
1
1
3
2
TO
4
3
MIC PWB
P24 3-H
5
4
6
5
CNPK1
7
6
8
7
9
8
10
9
11
10
12
11
12

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