JVC RX-F31S Service Manual page 24

SW control and regulator 2 section
TO FW402 OF LVA10566-1 (SHEET 10)
LVA10566-3
1 4 1 3 1 2 1 1
C L K
C L R
D
C L K
P R E
1 2 3 4
I C 8 5 1
C 8 6 7
4 7 p / 5 0
1 4 1 3 1 2
1 2
C 8 5 3
1 0 0 p / 5 0
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U V e r . o n l y
!
K T C 2 0 2 6 / Y /
Q 2 0 2 R 2 1 2 R 2 5 9
! U N F
3 9 k
3 . 8 V
Q 2 2 8
1 0
4 . 5 V
K R C 1 1 1 S
3 . 7 V R 2 6 0
4 7 k
C 2 2 9
N I
!
Q 2 1 2
D + 5 V 1 / 4 W
2 S D 2 3 9 4 / E F / 4 . 7
! R 2 3 3 5 . 1 V R 2 3 0 !
1 6 . 9 V F R
U N F
2 . 2 !
4 . 7
1 / 4 W Q 2 1 1
! R 2 3 2 2 S D 2 3 9 4 / E F / R 2 2 9 !
1 6 . 9 V
1 / 4 W
U N F 5 . 1 V F R
2 . 2
Q 2 1 6
1 / 4 W
K R A 1 0 2 S !
Q 2 2 3 5 . 8 V
3 . 7 V
4 . 8 V
5 . 8 V U N F
R 2 3 1
C 2 2 5 1 . 8 k
1 0 0 / 1 6 4 . 7 V
3 . 7 V
Q 2 1 7
K R C 1 0 2 S
0 V
C N 4 1 2
Q G A 2 0 0 1 F 1 - 0 5
1 0 9 8
P R E
Q
D / Q
C L R
/ Q
Q
5 6 7
R 8 5 1
K R C 1 0 2 S
1 0 k Q 8 5 7
1 . 3 V
5 . 0 V
5 . 0 V
5 . 0 V
Q 8 5 8 0 V 0 V
Q 8 5 5
4 . 2 V 0 V
K R C 1 0 2 S
C 8 5 8
K R C 1 0 2 S 0 V
4 7 / 2 5
1 1 1 0 9 8
N J M 2 4 0 3 M
I C 8 5 4
3 4 5 6 7
R 8 7 3 D 8 5 2
3 3 0 1 S S 1 3 3
0 V
R 8 6 9
0 . 1 V - 5 9 . 5 V
1 k Q 8 5 2
R 8 7 5 D 8 5 8 K T A 1 2 6 8 / G L /
1 k
U D Z S 2 . 7 B
LVA10566-5
V I D E O + 9 V
R 2 5 7
!
!
Q 2 2 7 4 . 7
2 S D 2 3 9 4 / E F / 1 / 4 W
F R
1 7 . 3 V
8 . 7 V
F R !
R 2 6 2
9 . 4 V ! 4 . 7 1 / 4 W
U N F
1 / 4 W
R 2 5 8
1 k
C 2 2 8 D 2 3 6
1 0 0 / 1 6 M T Z J 1 0 A
V I D E O + 5 V
1 6 . 9 V
!
!
R 2 4 7
Q 2 2 6
2 S D 2 3 9 4 / E F / 4 . 7
F R 1 / 4 W
5 . 1 V
F R 1 / 4 W
4 . 7
R 2 4 6
5 . 8 V !
R 2 4 9 U N F R 2 4 8
5 1 0
D 2 2 1 1 . 5 k
! 1 / 4 W
D 2 2 7
1 / 4 W
1 S S 1 3 3 M T Z J 5 . 6 C
C N 7 0 5
Q G A 2 0 0 1 F 1 - 0 9
F W 7 1 5
+ S 2 B
1
2
V I D E O + 7 V
3
D + 5 V
4
A + 5 V
5
T V D I R E C T
6
R E G S A F E T Y
7
8
9
- V p p
1 0
F 1
1 1
F 2
1 2
D . G N D
1 3
+ 5 V
1 4
C N 7 1 4
Q G B 2 5 1 0 K 1 - 1 4
K T C 3 8 7 5 / Y G /
R 8 7 2
1 0 k
Q 8 5 6
4 . 8 V 1 / 1 0 W
R 8 7 1
0 . 6 V
2 . 2 k
0 V
N J M 2 1 2 5 F
R 8 5 9 0 . 0 0 1 / 5 0
I C 8 5 3
D 8 5 3 R 8 6 2
2 2 k
1 S S 1 3 3 3 9 0
K T A 1 5 0 4 / O Y /
Q 8 5 1
R 8 6 0 4 7 / 2 5
K R C 1 0 2 S K R C 1 0 2 S
Q 8 5 3 Q 8 5 4
0 V 0 V
0 V
1 2 0 k
R 8 6 1 C 8 5 6 4 . 5 V 4 . 5 V
1 0 k 1 / 1 6
C 8 6 6 0 V 0 V
8 2 0 p / 5 0
+ 5 V
I C 8 5 5
K I A 7 8 S 0 5 P
R 8 6 5
1 M
I C 8 5 4
1 2 3
C N 7 1 3
Q G B 2 5 1 0 K 1 - 1 0
N J M 2 4 0 3 M
1 - 3 9 . 4 V
B _ S W 2
2 4 . 5 V
B _ S W 1
3 4 . 5 V
4 2 . 3 V
P O W E R _ P W M
5 - 5 9 . 5 V
+ 1 2 V
6 1 3 . 4 V
7 0 V
A M P _ C L K
8
0 V
9 3 2 . 0 V
1 0 0 . 6 V
2-6
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
SHEET 5