Schematic Diagram -Main Section (4/4) - Sony HCD-GZR9D Service Manual

HCD-GZR7D/GZR8D/GZR9D
HCD-GZR7D/GZR8D/GZR9D
7-19. SCHEMATIC DIAGRAM – MAIN Section (4/4) –
1
MAIN BOARD (4/4)
A
B
XVOICE
C
SCORE
MAIN
+9V
5
BOARD
GND
( 3 / 4 )
MIC
(Page 61)
MUSICL+R
D
E
62
2 3
R703 R701
2.2k 2.2k
R704
1.2k
8.2 0 0 2.9
8 7 6 5
1 2 3 4
0
0.5 0
R706
R705 R708
1.5k
22k 22k
IC702
BUFFER
R709
100
8.2 0 0 0
8 7 6 5
1 2 3 4
0 0 0
R714 4.7k
R712 R713
10k 4.7k
R728
0
C705
47
25V
62
4 5
IC701
BUFFER
R718
C706
C709
8.2k
47
1
16V
50V
C708
R720
470p
1k
IC703
R717 R719 R721
C707
2.2k 100k 100k
2.2
BUFFER
50V
8.2 4.1 4.1 3.7
8 7 6 5
R722
4.7k
R723
4.7k
1 2 3 4
R730
4.1
4.1 4
0
R729
0
R724 R725
47k 22k
C713
R727
2.2 C715
2.2k
50V 0.01
R716
C714
47k
R726
47
4.7k
16V
C711
100
10V