Sharp CD-K1861V Service Manual page 27

ICK42
BU4066BC
SWITCHING
6
8 9
13
1 2
12
10 11
5
3
4
K76
2/50
7 14
CK81
47/25
K74
00K
CK82
0.022
RK91
560
QK32 QK33
KRA107 M KTC3199 GR
0V
3 2
0.7V
0.7V
0V
0.8V
1 0V
RK27
4.7K
RK28
10K
RK30
22K
RK38
Y
100
.7V
RK39
100
K36
CK39
0
47/25
7
CK77
2.2/50
CK78
2.2/50
QK42
KRC107 M
2
3
2 4.3V
3.8V
3
0V
QK41
KRC107 M 1 0V
1
0V
RK92
1K
8
Figure 27 SCHEMATIC DIAGRAM (12/13)
RK95
10K
ICK44
KIA4558P
OPE AMP.
RK97
6.8K
2
-
CK89
RK25
100P
+
22K
3
RK26
22K
5
+
CK88
22/25
-
6
RK98
6.8K
RK96
10K
CK83
2.2/50
RK93
1K
RK99
1K
+B
+B
9 10
– 27 –
KARAOKE PWB-J
CK79
2.2/50
1
4
8
CK80
2.2/50
7
+B
RK94
560
+B
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
10 10
11 11
12 12
CNSV1
11
CD-K1861V
OUT(L)
IN(L)
GND(A)
+12V(A)
OUT(R)
IN(R)
CNPV1
GND(D)
TO CD VIDEO PWB
P23 12 - B
V.CANCEL
SDATA
SCK
STROBE
KEYCON
12