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DV-SL800W
KARAOKE PCB SCHEMATIC DIAGRAM
A
B
JACK1
C
D
JACK2
E
F
G
H
1
R10
R1 30k
5.6K
R25
VR1
10k
NC
VR2
R24
NC
10K
R11
5.6K
R2 30k
+12V
R4 100k
R5
100k
2
3
Figure 3: KARAOKE PCB SCHEMATIC DIAGRAM (1/2)
4.7U/16V
R6
1K
R L IN
C1
C8
470P(471PF)
R3
47K
R13
47K
R14
+ C6
47K
100U/16V
R7 1K
C9
470P(471PF)
4
16
3
2
R23
N C
C2
4.7U/16V
R15 220 OHM
5
6
R22
NC
C3
R18
4.7U/16V
2.2K
5
+12V
IC1A
LM45
+
1
-
R12
C10
+12V
IC1
LM4
+
-
R
7
C11
6
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