JVC RX-8020VBK Service Manual page 7

Main & Speaker terminal section
Sheet 7/10
5
Main board
CN703
4
C801
D801
30DF2-FC
D803
30DF2-FC
Sheet 1/10
C802
D802
30DF2-FC
3 D804
30DF2-FC
2
1
A B
RX-8020VBK
Sheet 6/10 Sheet 5/10 Sheet 6/10
CN702 CN705
CN701 CN721
C816
47/25
D816
MTZ18JC
R816
3.3k
Q811
2SD2395/EF/
R811
D811
R814
Q812 10k
KTC3200/GL/
C
RX-8020VBK
Sheet 7/10 Sheet 5/10 Sheet 7/10
CN723 CN706
R841 100k
R842 82k
R843 100k
R844 100k
R845 82k
R823
10k
CN831
Sheet 3/10
FRONT Signal
CENTER Signal
REAR Signal
D E
2-4
Speaker board
R831
12 R833
10
C835
0.022
D831 C834
RY831
0.022
1SS133
C846
220p
C847
R832 220p
ST831
12
C839 0.022
CN813 CN823
L844 0.45
B124
R851
L845 0.45
12
B125
L843 0.45
B123 CN824
C891 C881
CN814
220p
330p
C885
0.047
R852
12
C888
0.047
ST851
C892
C884
220p
330p
C887
RY871
0.047
QSK0109-001
C893
C883
220p 330p
S831
C850
4.7/50
D841
MTZ5.1JC Q830
KRC109M
CN881
Headphone jack board
FW881
D845 R865
1SS133
4.7k
R91 470 C92 C91
470p 470p
D846
J91
1SS133
R92 470 R867
FW931
Q833
10k
KRC109M Q834
KRC109M
Sheet 3/10
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
F G
R864
4.7k
Q831 D843
KRC109M
1SS133
D844
Q832
1SS133
KRC109M
D842
1SS133
4.7/50 4.7/50 4.7/50
R866
4.7k
Q835
Q836 KRC109M
KRC109M
SHEET 2/10
H