Sony HCD-GN1300D - Schematic Diagram - Karaoke Scoring Board

HCD-GN1300D
HCD-GN1300D
4747
1 2 3 4 5 6 7 8 9 10 11 14 1512 13
A
B
C
D
E
F
G
H
I
J
6-20. SCHEMATIC DIAGRAM – KARAOKE SCORING BOARD –
• Refer to page 25 for Block Diagrams. • Refer to page 67 for IC Block Diagrams.
KARAOKE SCORING BOARD
MAIN BOARD
(1/5)
CN103
(Page 49)
IC2002
+
GND
2
1
4
3
_
+
VCC
6
7
8
5
_
+
VCC
6
7
8
5
_
+
VCC
6
7
8
5
_
C2002
R2005
C2006
R2009
C2016
R2002
R2010
C2001
R2000
R2001
C2000
C2004
R2007
D2001
D2000
R2011
C2005
R2008
C2009
C2008
R2012
C2007
MUSIC L+R
C2010
R2015
D2003
D2002
C2011
R2016
R2022
R2017
R2019
R2024
R2025
R2026
R2020
C2013
R2034
R2030
R2036
C2015
R2035
R2031
R2029
R2028
IC2001(1/2)
IC2001(2/2)
IC2000(1/2)
IC2000(2/2)
R2014
R2004
R2021
R2037
D2007
D2006
D2008
R2032
IC2002(1/2)
IC2002(2/2)
CN2000
47
16V
47k
MIC
1
50V
1k
0.01
22k
100k
47
16V
4.7k
4.7k
100
10V
2.2
50V
4.7k
0
47
16V
47k
47
16V
470p
100k
0.1
2.2
50V
50V
2.2k
47
16V
47k
10k
4.7k
4.7k
4.7k
4.7k
0
0
0.1
2.2k
0
0
0.1
2.2k
22k
22k
1.5k
NJM2903M-TE2
NJM2903M-TE2
NJM3414AM-TE2
NJM3414AM-TE2
8.2k
2.2k
0
0
MAJ1110GLS0
MAJ1110GLS0
1.2k
NJM2903M-TE2
HI LIMIT VOICE
NJM2903M-TE2
LO LIMIT VOICE
6P
AGND
A+ 9V
UPPER DETECT
LOWER DETECT
MIC SCORE
MUSIC L +R
XVOICE
SCORE
0
MAJ1110GLS0
MAJ1110GLS0
MAJ1110GLS0
MAJ1110GLS0
4.5
4.5
4.5
9.1
4.5
0
0
0
9.1
0
2.8
9.1
0
0
0
0
0.6
IC2001
COMPARATOR
IC2000
MIC/MUSIC
AMP
COMPARATOR
IC B/D
IC B/D
I
+
GND
2
1
4
3
_
+
GND
2
1
4
3
_