JVC RX-V7000UF Service Manual page 22

Power amplifier section
L V A 1 0 2 0 9 - 1
LCH
5 6 . 1 V
C 3 1 9
C 3 0 7 1 0 0 / 6 3
0 . 0 0 1 5
!
R 3 1 5
R 3 0 7 R 3 6 3 V R 3 0 1
C 3 1 7
2 . 7 k 3 3 0
2 . 7 k 1 k
4 7 / 3 5
R 3 0 9
1 0 0
5 4 . 7 V
5 4 . 1 V
Q 3 0 5
D 3 0 1 K T A 1 2 6 8 / G L / - T
C 3 1 5
1 S S 1 3 3 - T 2
2 2 p
1 . 1 V
( 5 0 0 V )
M Y
C 3 1 3
C 3 0 5
C 3 1 1 1 0 p 0 . 0 1
C 3 0 1
2 2 0 p Q 3 0 7
1 0 / 5 0
R 3 0 1 R 3 1 3 K T C 3 2 0 0 / G L / - T
0 V 0 V
2 . 2 k 6 2 k
F W Q 3 0 1
R 3 1 7
R 3 1 1 - 5 4 . 0 V
K T C 3 2 0 0 / G L / - T
- 5 4 . 6 V 4 7 k
2 2 0
( S E )
- 5 6 . 0 V
R 3 1 9
3 3 0
R 3 0 5
D 3 0 3
1 2 K
C 3 0 3 R 3 0 3 C 3 0 9
2 2 0 / 1 0
2 7 0 P 6 2 k S L R - 3 4 2 M C - T
P W
- 1 8 . 0 V
L V A 1 0 2 0 9 - 2
RCH
- 1 8 . 0 V
C 3 0 4 R 3 0 4 - 5 6 . 0 V U N F
2 7 0 p 6 2 k
C 3 1 0
!
R 3 0 6
2 2 0 / 1 0
1 2 k R 3 2 0
P W
D 3 0 4
3 3 0
S L R - 3 4 2 M C - T
U N F
R 3 1 2
- 5 4 . 6 V
Q 3 0 2 2 2 0 ( S E )
- 5 4 . 0 V
K T C 3 2 0 0 / G L / - T
R 3 1 4
R 3 1 8
6 2 k
0 V
0 V 4 7 k
R 3 2 6
Q 3 0 8
R 3 0 2 C 3 0 2 3 6 0
C 3 1 2
C 3 0 6 K T C 3 2 0 0 / G L / - T
2 . 2 k 1 0 / 5 0
Q 3 0 4
F W
M Y
K T C 3 2 0 0 / G L / - T - 0 . 5 V
2 2 0 P
1 0 p C 3 1 4
0 . 0 1
C 3 1 6 R 3 2 8
2 2 p 4 7 0
( 5 0 0 V )
D 3 0 2
Q 3 0 6
1 S S 1 3 3 - T 2
K T A 1 2 6 8 / G L / - T
5 4 . 1 V
R 3 1 0
1 0 0 5 4 . 7 V
V R 3 0 2
1 k
!
R 3 1 6
C 3 1 8
R 3 0 8 R 3 6 4 3 3 0
C 3 0 8
4 7 / 3 5
2 . 7 k 2 . 7 K 0 . 0 0 1 5
B I A S
5 6 . 1 V
L V A 1 0 2 0 9 - 5
C 9 1 9
1 0 / 1 0 0
C 9 0 7
!
0 . 0 0 1 5
U N F
5 6 . 1 V R 9 1 5 Q 9 0 5
3 3 0
K T A 1 2 6 8 / G L / - T
R 9 2 1
!
1 . 1 V 1 0 ( 1 / 4 W )
U N F
R 9 0 7
( 1 / 4 W ) C 9 1 5
2 . 7 K
3 3 P C 9 1 3
D 9 0 1
C 9 1 7 0 . 0 1
( 5 0 0 V )
1 S S 1 3 3 - T 2
2 . 2 / 5 0
R 9 5 5
C 9 0 5
R 9 1 3 3 . 3 k
2 2 0 p 6 2 k
R 9 5 7
C 9 0 1 C 9 1 1 3 . 3 k
R 9 0 1
0 V
2 . 2 k
1 0 / 5 0
1 0 p C 9 2 9
R 9 5 9
F W
4 7 / 5 0 3 . 3 k
R 9 1 1
- 0 . 6 V 3 0 0
U N F 1 / 4 W
R 9 6 1
3 . 3 k
C 9 0 3 R 9 0 3
R 9 0 5
2 7 0 p 6 2 k
1 2 K R 9 2 3
!
C 9 0 9 1 0
1 0 0 / 2 5 ( 1 / 4 W )
- 1 8 . 0 V
T P 3 0 1
! Q 3 1 5
!
R 3 2 1
2 S D 2 3 9 0 / O P Y / - F 6
U N F
C 3 2 1 5 6 . 1 V
( 1 / 4 W )
1 0 4 7 p
( 5 0 0 V )
U N F
1 . 1 V
R 3 3 1
D 3 0 5 ! R 3 4 9
B I A S
1 S S 1 3 3 - T 2 1 0
4 7 k
( 1 / 4 W ) Q 3 1 9
- 5 5 . 4 V
0 V
K T A 1 2 6 8 / G L / - T
0 . 6 V R 3 3 9
1 8 0
0 V 0 V
R 3 2 9
0 V
4 7 0 Q 3 1 1
R 3 3 5
K T C 3 2 0 0 / G L / - T
R 3 5 1
1 2 0 !
3 3
( 1 / 2 W )
R 3 2 7 0 V U N F
4 7 0
R 3 4 3
R 3 3 7
- 0 . 5 V L 3 0 1
Q 3 1 3 0 . 2 2 2
1 2 0
7 W x 2 Q Q L Z 0 0 5 - R 4 5
K T A 1 2 6 8 / G L / - T
0 V 1 3
R 3 4 1
0 V
R 3 2 5
!
3 6 0
1 8 0
R 3 4 5
- 0 . 6 V
1 k
D 3 0 7 0 V
R 3 4 7
1 S S 1 3 3 - T 2
1 5 k
U N F - 1 . 1 V
D 3 0 9
C 3 2 3
! R 3 3 3
1 S S 1 3 3 - T 2
1 0 4 7 p
U N F ( 1 / 4 W ) ( 5 0 0 V ) - 5 6 . 0 V
! Q 3 1 7
1 0
2 S B 1 5 6 0 / O P Y / - F 6
!
R 3 2 3 ( 1 / 4 W )
- 5 6 . 0 V
R 3 2 4
C 3 2 4 ( 5 0 0 V )
1 0
4 7 p
! R 3 3 4
C 3 2 8
D 3 1 0
1 0
U N F
0 . 0 4 7
1 S S 1 3 3 - T 2
- 1 . 1 V
( 1 / 4 W )
D 3 0 8 ! Q 3 1 8 R 3 4 8
C 3 2 6
1 S S 1 3 3 - T 2 2 S B 1 5 6 0 / O P Y / - F 6 1 5 K
0 V R 3 4 6 0 . 0 4 7
- 0 . 6 V
R 3 4 2 1 k
0 V
1 8 0 L 3 0 2
Q 3 1 4
0 V
K T A 1 2 6 8 / G L / - T Q Q L Z 0 0 5 - R 4 5
R 3 3 8
2
0 . 4 5
1 2 0
3 1
!
R 3 4 4 U N F
0 . 2 2
! R 3 5 2
Q 3 1 2 R 3 3 6
7 W x 2 3 3
K T C 3 2 0 0 / G L / - T 1 2 0 0 V
0 V ( 1 / 2 W )
R 3 3 0
R 3 4 0
4 7 0 0 V 0 V
1 8 0
0 . 6 V Q 3 2 0
0 V
K T A 1 2 6 8 / G L / - T
D 3 0 6 ( 1 / 4 W ) R 3 5 0
1 0
1 S S 1 3 3 - T 2
U N F 1 . 1 V
- 5 5 . 4 V
4 7 k
! R 3 3 2
C 3 2 2
U N F
4 7 p
( 5 0 0 V )
R 3 2 2
1 0 5 6 . 1 V !
!
T P 3 0 2
CCH
C 9 2 1
4 7 p 5 6 . 1 V
!
( 5 0 0 V )
Q 9 1 5
U N F - 1 . 1 V
2 S D 2 3 9 0 / O P Y / - F 6
R 9 3 1
D 9 0 5 !
1 0 - 5 5 . 4 V
1 S S 1 3 3 - T 2
( 1 / 4 W )
0 V Q 9 1 9
0 . 7 V
R 9 3 9
0 V
R 9 2 7 K T A 1 2 6 8 / G L / - T
R 9 2 9
0 V
1 8 0
8 2 0 2 2 0 Q 9 1 1
0 V 0 V
K T C 3 2 0 0 / G L / - T
R 9 3 5
1 8 0
U N F
R 9 4 3
R 9 3 7 L 9 0 1
- 0 . 5 V
Q 9 1 3 0 . 2 2 2
1 8 0 Q Q L Z 0 0 5 - R 4 5
K T A 1 2 6 8 / G L / - T 7 W x 2
0 . 4 5
1 3
R 9 4 1 R 9 4 5
0 V
R 9 2 5 - 0 . 8 V 1 8 0 1 k
!
3 6 0
D 9 0 7 D 9 0 9
1 S S 1 3 3 - T 2 !
1 S S 1 3 3 - T 2
U N F
- 1 . 1 V
Q 9 1 7
R 9 3 3 2 S B 1 5 6 0 / O P Y / - F 6
!
1 0
R 9 4 7
( 1 / 4 W ) - 5 6 . 0 V
C 9 2 3 1 8 k
4 7 p
( 5 0 0 V )
L V A 1 0 2 0 9 - 3
t o C N 3 1 1
( L V A 1 0 3 2 3 - 1 )
0 V
1
0 V
L _ O U T
2
0 V
3
!
0 V
1 S S 1 3 3 - T 2
R 3 5 3
4 G N D
1 0 5 6 . 1 V
5 C 8 0 1
( 2 W )
R 8 0 1
5 6 . 1 V
6 + B
M Y - 5 6 . 0 V 2 . 2 k 1 0 / 5 0
7
C 3 2 5
- 5 6 . 0 V
0 . 0 4 7 - B
8
5 6 . 1 V
M Y
9 p r i _ + B
C 3 2 7
- 1 8 . 0 V
0 . 0 4 7
1 0 p r i _ - B
- 5 5 . 4 V
1 1 P R O T E C T O R
0 V
1 2 G N D
0 V
1 3
L _ I N
C 8 0 3 R 8 0 3
0 V
1 4 G N D 2 7 0 p 5 6 k
M Y
M Y
!
R 3 5 4
t o C N 3 1 2
1 0
( L V A 1 0 3 2 3 - 1 )
( 2 W )
0 V
1
0 V
2 R _ O U T
0 V
3
0 V
4
G N D
5 6 . 1 V
5
5 6 . 1 V
6 + B
- 5 6 . 0 V
7
- 5 6 . 0 V
8 - B
5 6 . 1 V
9 p r i _ + B
- 1 8 . 0 V
1 0 p r i _ - B
- 5 5 . 4 V
1 1
P R O T E C T O R
0 V
1 2
G N D
0 V
1 3 R _ I N
0 V
1 4 G N D
R 8 0 2
2 . 2 k
C 8 0 4
2 7 0 p
L V A 1 0 2 0 9 - 4
R 9 4 9
4 7 k
t o C N 3 2 1
( L V A 1 0 3 2 3 - 1 )
R 9 5 1
!
3 3
( 1 / 2 W )
0 V
1
0 V
C _ O U T
2
0 V
3
0 V
R 9 5 3
4 G N D
!
1 0
5 6 . 1 V
( 2 W ) 5
5 6 . 1 V
6 + B
M Y
C 9 2 5 - 5 6 . 0 V
7
0 . 0 4 7
- 5 6 . 0 V
8 - B
5 6 . 1 V
9 p r i _ + B
C 9 2 7 M Y
- 1 8 . 0 V
0 . 0 4 7
1 0 p r i _ - B
- 5 5 . 4 V
1 1 P R O T E C T O R
0 V
1 2 G N D
0 V
1 3 C _ I N
0 V
1 4 G N D
2-4
S U R R - L A M P
C 8 1 9
!
1 0 / 1 0 0
R 8 2 1
5 6 . 1 V U N F
1 0
( 1 / 4 W )
C 8 2 1
! 4 7 p
!
( 1 / 4 W ) Q 8 0 5 R 8 3 1 ( 5 0 0 V )
R 8 1 5
K T A 1 2 6 8 / G L / - T 1 0
U N F 5 4 . 7 V U N F
1 . 1 V 1 . 1 V
3 3 0 ( 1 / 4 W )
0 V
C 8 1 5
R 8 2 9
2 2 0 D 8 0 5
C 8 1 7 1 S S 1 3 3 - T 2
3 3 p
2 . 2 / 5 0
( 5 0 0 V )
R 8 3 9
!
C 8 0 7 R 8 0 9 0 V
M Y
C 8 1 3 1 8 0
1 0 0 0 . 0 1
0 . 0 0 1 5
!
R 8 4 3
R 8 0 7 2 . 7 K
0 . 2 2
R 8 3 5
7 W x 2
1 8 0
R 8 6 3 R 8 5 5
3 . 3 k
D 8 0 1
2 . 7 K
R 8 5 7
R 8 1 3
3 . 3 k
C 8 0 5
5 6 k
R 8 3 7
2 2 0 p 1 8 0
R 8 4 1 R 8 4 5
C 8 2 9
1 8 0 1 k
4 7 / 5 0 0 V
C 8 1 1
0 V Q 8 1 3
0 V
K T A 1 2 6 8 / G L / - T D 8 0 9
1 0 p 1 S S 1 3 3 - T 2
R 8 5 9 D 8 0 7 0 V
R 8 1 1 3 . 3 k 1 S S 1 3 3 - T 2
3 9 0 R 8 4 7
- 1 . 1 V
U N F
1 8 K
R 8 6 1 R 8 3 3
!
C 8 0 9 1 0 C 8 2 3
3 . 3 k
1 0 0 / 2 5 ( 1 / 4 W ) 4 7 p
R 8 0 5 ! R 8 2 3
( 5 0 0 V )
1 2 K 1 0
!
( 1 / 4 W )
U N F
S U R R - R A M P
R 8 2 2
!
5 6 . 1 V U N F
1 0
( 1 / 4 W )
C 8 2 2
4 7 p
!
Q 8 0 6 ! R 8 3 2 ( 5 0 0 V )
R 8 1 6
C 8 2 0
K T A 1 2 6 8 / G L / - T 1 0
3 3 0
U N F 5 4 . 7 V U N F
1 . 1 V 1 . 1 V
( 1 / 4 W ) ( 1 / 4 W )
1 0 / 1 0 0
( 5 0 0 V )
R 8 3 0
D 8 0 6
2 2 0
2 . 2 / 5 0 C 8 1 6 1 S S 1 3 3 - T 2
C 8 1 8
R 8 4 0
C 8 0 8
3 3 p 0 V
R 8 1 0
0 . 0 0 1 5
1 0 0
M Y
C 8 1 4 1 8 0
0 . 0 1
R 8 4 4
R 8 6 4 2 . 7 K
!
0 . 2 2
R 8 3 6
R 8 5 6 7 W x 2
1 8 0
R 8 0 8 2 . 7 K 3 . 3 k
R 8 5 8
3 . 3 k R 8 2 8
R 8 3 8
D 8 0 2
1 8 0
1 S S 1 3 3 - T 2
R 8 4 2
4 7 / 5 0
1 8 0
C 8 0 2 C 8 3 0 0 V
C 8 0 6 R 8 1 4
5 6 k
1 0 / 5 0 2 2 0 P
D 8 0 8
0 V 0 V 1 0 p
1 S S 1 3 3 - T 2
C 8 1 2
U N F - 1 . 1 V
R 8 6 0
R 8 1 2
3 . 3 k
3 9 0 ! R 8 3 4
U N F 1 / 4 W 1 0
( 1 / 4 W )
R 8 6 2 4 7 p
R 8 0 6
C 8 1 0
3 . 3 k ! ( 5 0 0 V )
1 2 K R 8 2 4
1 0 0 / 2 5
1 0
C 8 2 4
U N F
- 1 8 . 0 V
( 1 / 4 W )
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
R 8 4 9
1 2 k
Q 8 1 9
K T A 1 2 6 8 / G L / - T
t o C N 3 3 1
R 8 5 1 ( L V A 1 0 3 2 3 - 1 )
!
3 3
( 1 / 2 W )
U N F 0 V
1
0 V
2
S L _ O U T
L 8 0 1 0 V
3
Q Q L Z 0 0 5 - R 4 5
0 V
4 G N D
R 8 5 3
! 5 6 . 1 V
1 0 5
5 6 . 1 V
6 + B
- 5 6 . 0 V
M Y
7
- 5 6 . 0 V
C 8 2 5
- B
8
0 . 0 4 7
5 6 . 1 V
9 p r i _ + B
M Y
- 1 8 . 0 V
C 8 2 7 1 0
p r i - B
- 5 5 . 4 V
0 . 0 4 7
1 1 P R O T E C T O R
0 V
1 2 G N D
0 V
1 3 S L _ I N
0 V
1 4 G N D
R 8 5 0
t o C N 3 3 2
1 2 k ( L V A 1 0 3 2 3 - 1 )
0 V
1
0 V 0 V
2 S R _ O U T
0 V
3
0 V
4
! G N D
5 6 . 1 V
5
5 6 . 1 V
6 + B
- 5 6 . 0 V
7
- 5 6 . 0 V
! - B
8
R 8 5 2
5 6 . 1 V
3 3 9 p r i _ + B
- 1 8 . 0 V
( 1 / 2 W )
U N F 1 0 p r i _ - B
- 5 5 . 4 V
1 1 P R O T E C T O R
0 V
L 8 0 2 1 2
G N D
Q Q L Z 0 0 5 - R 4 5 0 V
1 3 S R _ I N
0 V
R 8 5 4
1 4 G N D
R 8 4 6
! 1 0
1 k
D 8 1 0 M Y
C 8 2 6
1 S S 1 3 3 - T 2
0 . 0 4 7
R 8 4 8
C 8 2 8 M Y
1 8 k
0 . 0 4 7
!