Sharp CD-BK260V Service Manual page 34

CD-BK260V/CD-BK2700V/CD-BK280V
MIC PWB-G1
A
CK41
100/16
DK1
DS1SS133
RK3
56K
DK2
DS1SS133
CK1 0.01
RK4 10K
RK5 CK2
1K 0.47
B
CK6
CK7
RK7
1K
CK8
CK9
CK10
JK1
VRK1
MIC CK11
20K(B)
MIC CK13
VOLUME
0.0047
CK14
C
CK15
CK16
CK17
• NOTES ON SCHEMATIC DIAGRAM can be found on page 18.
D
MIC PWB-G1
E
JK1
MIC
F
VRK1
MIC VOLUME
G
H
1
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ICK1
M65856SP
RK1
MIC AMP.
10K
RK11 1K
DATA
1 MICSW 42
CK35 47P
RK10 1K
2 MCLKCONT CLOCK 41
CK34 47P
RK9 1K
3 VACL LATCH 40
CK33 47P
4 PS2 39
MIC1 IN
ALC1 PS1
5 38
VCF IL CK31 0.15
6 37
MIC1NF IN
CK29 2.2/50
7 MIC1 OUT L OUT 36
CK30 2.2/50
0.1
8 R OUT 35
MIC1VOL IN
0.47
9 MIC2 IN SOURCEOUT 34
4.7/50
ALC2 KEYCONIN 33
10
2.2/50 CK26 2.2/50
R IN
11 MIC2NF IN 32
0.1 CK25 2.2/50
MIC2 OUT 31
12 L IN
CK24 2.2/50
0.1
13 MIC2VOL IN VOL IN 30
CK12
14
MICOUT LPF2OUT 29
2.2/50
CK23 0.001
15 28
LPF1 IN1 LPF2IN2
0.001 CK22 0.0047
16 LPF2 IN2 LPF2IN1 27
CK21 0.068
DAINTOUT
17 LPF1 OUT 26
0.068
18 AD INTOUT DAINTIN 25
CK20 0.22
19 DACONT
AD INTIN 24
0.22
20 ADCONT 23
VCC
220/10
GND
21 REF 22
CK19
CK18
0.022
100/16
Figure 34 SCHEMATIC DIAGRAM (13/13)
CK19
CK42
CK20
22 23 24
CK18
CK17
CK23
21 20 19
CK16
CK15
CK14
CK13
CK11
2 3
Figure 34 WIRING SIDE OF P.W.BOARD (1/9)
CK48 220P
RK47
RK46
8.2K CK53
18K
47/50
CK50
100P
2
RK45
6.8K
3
CK51
RK49
1/50
10K
CK52 CK49
100P
1/50
5
RK44
6.8K
6
RK43
18K
CK47
220P
ICK2
KIA4558P
OPE PMP.
QK1
KTC3203Y RK14
100
RK13
1.2K
RK15
CK42
CK44
100
RK12
0.022
47/25
CK43
100
47/25
ZDK1
MTZJ5.6B
CK24 CK25 CK26
CK30
25 26 27 28 29 30 31 32 33 34 35 35 37 38 39 40 41 42
ICK1
18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
RK50
ICK2
RK48
4 5
RK44
3 6
CK51 RK49
2 7
CK49
RK45
1 8
CK50 RK47
CK48
RK46
4
– 34 –
MIC SIGNAL
8
CK46
2.2/50
1
CK45
2.2/50
7
4
RK39
1K
MIC IN(L)
1
MIC OUT(L)
RK37 2
390
A_GND
3
A_+10V
RK36
4
390
MIC IN(R)
5
MIC OUT(R)
RK40
6
1K
DATA
7
CLOCK
8
MIC LATCH
9
MIC I
10
RK38
100
CK72
100/16
PINK1
CK29
CK3
DK2
DK1
CK31
RK11
RK10
RK2
RK9
RK3
QK1
B
C
CNPK1
E
10
9
8
P37 7 - A
7
CNSK1
6
5
FROM MAIN PWB
4
RK40
3
2
1
RK38
RK36
RK37
CK72
RK39
5 6
CNPK1
CNSK1
FROM
MAIN PWB
P23 9-A