1
1
2
2
3
3
4
4
5
5
6
6
A
A
B
B
C
C
D
D
TO KARAOKE-AMP BOARD
FROM OUTPUT BOARD
TO KARAOKE-AMP BOARD CON401
TO POWER+AV BOARD CON502
KARAOKE ECHO BOARD
VA-
MIC1
MIC2
VA+
5V
MIC2
MIC1
VA-
GND
MICAMP-OUT
VA+
5V
MICAMP-OUT
GND
C603
332
C610
104
R601
5K1
R611
10K
C602
332
R602
5K1
C607
561
R610
13K
C604
561
R609
15K
C609
47UF/16V
C611
104
R604
15K
L601
10uHS
C614
4.7UF/50V
R607
10K
R603
12k
C601
4.7UF/50V
R608
10K
C608
104
C612
100UF/16V
C606
683
C605
683
CON602
PITCH=2.0*5
1
2
3
4
5
1
2
3
4
5
C613
4.7UF/50V
U601
PT2399
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
VCC
REF
AGND
DGND
CLK-O
VCO
CC1
CC0
OP1-OUT
OP1-IN
OP2-IN
OP2-OUT
LPF2-IN
LPF2-OUT
LPF1-OUT
LPF1-IN
CON601
PITCH=2.0*7
3
4
5
6
7
2
1
3
4
5
6
7
2
1
R605
10K
C601 A3
C602 B2
C603 B3
c604 A1
C605 B3
C606 B4
C607 B2
C608 C2
C609 C2
C610 C3
C611 C4
C612 C2
C613 A3
C614 A2
CON601A5
CON602B5
L601 C1
R10 C3
R601 A2
R602 A2
R603 A2
R604 A1
R605 B2
R607 B3
R608 B3
R609 B3
R611 B2
U601 B3
8-3
8-3