JVC RX-D302B Service Manual page 44

DSP and digital signal input terminal section
L V A 1 0 5 7 7 - 5
L V A 1 0 5 8 4 - 5
T P 1 1
C 2 0 0 1
4 . 7 / 2 5
D S P _ I N _ L
R 2 0 0 1
1 0 0 k
R 2 0 0 2
1 0 0 k
D S P _ I N _ R
C 2 0 0 2
4 . 7 / 2 5
T P 1 2
T P 1 3
C 2 1 0 9
R 2 1 0 3
4 . 7 / 5 0
1 k
D S P _ L
0 V R 2 1 0 1
1 0 k
Q 2 1 0 1
2 S D 2 1 1 4 K / V W / - X
- 1 1 . 8 V
0 V
R 2 1 0 2
0 V
1 0 k
Q 2 1 0 2
2 S D 2 1 1 4 K / V W / - X
0 V - 1 1 . 8 V
R 2 1 0 4
D S P _ R
1 k
C 2 1 1 0
4 . 7 / 5 0
T P 1 4
T P 1 5
R 2 2 0 3
1 K
D S P _ S L
R 2 2 0 1
0 V
1 0 k
Q 2 2 0 1
2 S D 2 1 1 4 K / V W / - X
- 1 1 . 8 V
0 V
0 V R 2 2 0 2
1 0 k
Q 2 2 0 2
2 S D 2 1 1 4 K / V W / - X
- 1 1 . 8 V
0 V
D S P _ S R
R 2 2 0 4
1 k
T P 1 6
T P 1 7
R 2 3 0 3 C 2 3 0 9
1 k
2 . 2 / 5 0
D S P _ C
0 V R 2 3 0 1
1 0 k
Q 2 3 0 1 C 2 3 0 1
R 2 3 0 9
5 6 0 p
2 S D 2 1 1 4 K / V W / - X 1 0 0 k
- 1 1 . 8 V
0 V
0 V R 2 4 0 1
1 0 k
Q 2 4 0 1 C 2 4 0 1 R 2 4 0 9
2 S D 2 1 1 4 K / V W / - X
5 6 0 p 1 0 0 k
- 1 1 . 8 V
0 V
D S P _ S W
R 2 4 0 3
1 k C 2 4 0 9
4 . 7 / 2 5
T P 1 8
T P 1 9
C 2 5 0 9
R 2 5 0 3 2 . 2 / 5 0
1 k
D S P _ S B L
0 V
R 2 5 0 1
1 0 k C 2 5 0 1
Q 2 5 0 1 0 V - 1 1 . 8 V R 2 5 0 9
5 6 0 p
2 S D 2 1 1 4 K / V W / - X
1 0 0 k
C 2 5 0 2
R 2 5 0 2
Q 2 5 0 2 5 6 0 p R 2 5 1 0
1 0 0 k
2 S D 2 1 1 4 K / V W / - X
1 0 k
C 2 5 1 0
R 2 5 0 4 2 . 2 / 5 0
1 k
D S P _ S B R
2-21
R 2 0 0 7
1 2 . 9 V
2 2 k
C 2 0 1 3
3 3 p
C 2 0 0 5
R 2 0 0 3 R 2 9 3 0
3 3 p R 2 0 1 3
2 2 k
0
2 R 2 9 3 2 R 2 0 1 1 2 2 k
- 0 2 2 k
1 6
2 . 5 V 8
I C 6 0 1
- 7
3 2 . 5 V
N J M 4 5 6 5 M - W E I C 6 0 1
+
N J M 4 5 6 5 M - W E
( 1 / 2 ) 5
C 2 0 0 3 +
4
2 . 5 V
X ( 2 / 2 )
C 2 0 0 7
- 1 2 . 8 V
X
C 2 0 0 4 2 . 5 V 4
C 2 0 0 8
X
2 . 5 V X I C 6 0 2 5
I C 6 0 2
N J M 4 5 6 5 M - W E
N J M 4 5 6 5 M - W E
3 2 . 5 V
8 7
( 1 / 2 )
1 6
R 2 9 3 3 R 2 0 1 2 ( 2 / 2 )
2 0 2 2 k
R 2 9 3 1
R 2 0 0 4
R 2 0 1 4 2 2 k
0
2 2 k
C 2 0 0 6 3 3 p
C 2 0 1 4
R 2 0 0 8 2 2 k
R 2 1 3 7
C 2 1 3 3 1 2 k
3 3 p
R 2 1 1 1
1 k
R 2 1 3 5
R 2 1 3 1 3 6 k
C 2 1 1 3
3 3 0 p
3 3 k
R 2 1 1 5 C 2 1 3 1 C 2 1 3 9
C 2 1 1 1 R 2 1 1 3
0 V
0 . 1
1 k 1 k 4 . 7 / 2 5
6 R 2 1 3 3
8
0 . 1 0 V
7 - 3 3 k
I C 6 1 1 6
8
N J M 4 5 6 5 M - W E
7 -
0 V 5
I C 6 1 2
+ R 2 1 3 9
4 ( 1 / 2 ) C 2 1 1 5
N J M 4 5 6 5 M - W E
1 0 0 k
0 V 5
+
0 . 0 0 2 7 ( 1 / 2 )
4
0 V
C 2 1 1 2 0 V
0 . 1
I C 6 1 1
N J M 4 5 6 5 M - W E I C 6 1 2
C 2 1 1 6
0 V
0 V N J M 4 5 6 5 M - W E
( 2 / 2 )
0 . 0 0 2 7
( 2 / 2 ) 3
R 2 1 4 0
3
R 2 1 1 4
R 2 1 1 6 0 V R 2 1 3 4 1 0 0 k
1
0 V
1 k 1 k
0 V 1
2
3 3 k
2
R 2 1 3 2
C 2 1 1 4
0 V
R 2 1 3 6
3 3 0 p
3 3 k
3 6 k
R 2 1 1 2
1 k C 2 1 3 4 C 2 1 4 0
R 2 1 3 8
3 3 p 4 . 7 / 2 5
1 2 k
C 2 2 4 3
C 2 2 0 9
2 . 2 / 5 0
R 2 2 2 1 C 2 2 2 9
R 2 2 2 5
5 . 1 k
R 2 2 0 9 5 . 1 k
1 / 5 0
1 0 0 k
0 V
R 2 2 2 3 1 0 k
Q 2 2 2 3
0 . 6 V
2 S D 2 1 1 4 K / V W / - X
0 V
Q 2 2 2 1
R 2 2 2 7
2 S D 2 1 1 4 K / V W / - X
1 0 k
R 2 2 2 8
Q 2 2 2 2
1 0 k 2 S D 2 1 1 4 K / V W / - X
Q 2 2 2 4
0 V
2 S D 2 1 1 4 K / V W / - X
0 . 6 V
0 V R 2 2 2 4 1 0 k
R 2 2 1 0
R 2 2 2 6
1 0 0 k
5 . 1 k
R 2 2 2 2
C 2 2 3 0
5 . 1 k
1 / 5 0
C 2 2 1 0
2 . 2 / 5 0
C 2 2 4 4
I C 6 3 2
C 2 4 2 3
N J M 4 5 6 5 M - W E
0 . 0 8 2
C 2 4 2 1
R 2 4 2 4
0 V
0 . 1
8
R 2 4 2 3
3
0 V
1 0 V ( 1 / 2 )
1 0
4
2
C 2 4 2 2
0 . 1
R 2 4 2 7
2 . 2 k
R 2 4 2 6
0 V R 2 4 2 2
1 0 k 0 . 6 V
Q 2 4 2 2 1 0 k
2 S D 2 1 1 4 K / V W / - X
Q 2 4 2 1
0 V
2 S D 2 1 1 4 K / V W / - X
C 2 4 1 1
C 2 4 1 2
R 2 4 1 2
0 . 1
0 . 1
4 7 k
6 0 V
R 2 4 3 3 -
7
0 V
R 2 4 3 4
5 0 V
1 0 I C 6 3 2 +
N J M 4 5 6 5 M - W E
1 0 . 3 V 1 2 . 9 V
( 2 / 2 )
0 V 0 V
+ +
0 V 0 V
- -
- 1 2 . 8 V 0 V
I C 6 3 1
C 2 4 3 3
N J M 2 1 2 0 M - X
0 . 0 8 2
I C 6 5 1
N J M 4 5 6 5 M - W E ( 1 / 2 )
C N 6 8 3
Q G A 2 5 0 1 F 1 - 0 9
TO CN521 OF LVA10577-3
TO CN521 OF LVA10584-3
(SHEET 9)
R 2 0 2 2 3 3 0
C 2 0 1 9 0 . 1
R 2 0 2 1 3 3 0
2 . 5 V
C 2 0 2 0 0 . 1
R 2 0 1 8
C 2 0 1 8
4 . 7 k
4 7 / 1 0
R 2 0 1 7
4 . 7 k
C 2 0 1 0
R 2 0 2 3 3 3 0 R I N +
0 . 1
2 . 5 V
C 2 0 0 9
0 . 1
3 3 p
R 2 0 2 4 3 3 0
R I N -
R X - D 3 0 1 , D 3 0 2 O N L Y
1 2 . 9 V
3 3 p
C 2 1 4 3 C 2 1 6 3
3 3 k
R 2 1 4 1
C 2 1 6 1
I C 6 1 3
* R 2 1 8 1
0 . 1
C 2 1 4 1 N J M 4 5 6 5 M - W E 0
C 2 1 4 9
( 1 / 2 )
8
5 0 V
4 . 7 / 2 5
0 V
7 0 V
4
6
* R 2 1 8 3
0
0 V
1 0 k
C 2 1 4 2
0 . 1 R 2 1 4 7
- 8 . 7 V
0 V
- 1 2 . 8 V
- 8 . 7 V
1 0 k
R 2 1 4 8
0 V
I C 6 1 3
N J M 4 5 6 5 M - W E
2
( 2 / 2 ) -
*
1 0 V R 2 1 8 2
C 2 1 5 0 0
0 V 3
0 V
+
R 2 1 4 2
4 . 7 / 2 5
3 3 k * R 2 1 8 4
0
C 2 1 4 4
3 3 p
1 2 . 9 V
R 2 9 3 4 X
0 . 0 0 5 6
C 2 2 4 9
C 2 2 4 1 0 . 1 I C 6 2 1
2 . 2 / 5 0
N J M 4 5 6 5 M - W E
R 2 2 4 1 1 k R 2 2 4 3 1 k
( 1 / 2 )
8
0 V 0 V
3
0 V
1
4
2
C 2 2 4 2 0 . 1
C 2 2 4 5
R 2 2 4 9
0 . 0 0 1 8
1 0 0 k
- 1 2 . 8 V
C 2 2 4 6
R 2 2 5 0
0 . 0 0 1 8 1 0 0 k
6
0 V
-
0 V 7
R 2 2 4 2 1 k R 2 2 4 4 1 k
5
+
I C 6 2 1
0 V
N J M 4 5 6 5 M - W E
C 2 2 5 0
( 2 / 2 )
2 . 2 / 5 0
0 . 0 0 5 6 R 2 9 3 5 X
1 2 . 9 V
C 2 3 4 3 3 3 p
R 2 3 4 1
4 7 k
R 2 4 2 5
C 2 3 4 1 0 . 1
1 0 k 1 0 k
0 V
8
0 V 3
C 2 3 4 9
C 2 4 2 5 1 2 . 2 / 5 0
I C 6 3 3
4
0 . 0 3 3 2
0 V
N J M 4 5 6 5 M - W E
( 1 / 2 ) R 2 3 4 5
R 2 3 4 9
4 7 k
1 0 0 k
0 V
Q 2 3 4 1
2 S D 6 0 1 A / R S / - X
0 V
C 2 3 4 2
0 . 1
- 1 2 . 8 V
C 2 3 2 5
R 2 4 4 9
C 2 4 3 5
I C 6 3 3 0 . 0 0 1 8
0 . 0 3 3
1 0 0 k
N J M 4 5 6 5 M - W E
0 V
( 2 / 2 ) 6
R 2 4 3 5 -
7
0 V 0 V R 2 3 2 1 R 2 3 2 3
5
1 0 k 1 0 k
+
1 k
1 k
C 2 4 4 9
4 . 7 / 2 5
C 2 3 2 3
0 . 0 0 5 6
C 2 5 4 3 0 . 0 0 5 6
1 2 . 9 V
C 2 5 4 9
C 2 5 4 1 0 . 1
2 . 2 / 5 0
R 2 5 4 1 1 k R 2 5 4 3 1 k
0 V
8
3
0 V
1 0 V
C 2 5 4 2 0 . 1
4
2
C 2 5 4 5
R 2 5 4 9
0 . 0 0 1 8
1 0 0 k
- 1 2 . 8 V
C 2 5 4 6
R 2 5 5 0
0 . 0 0 1 8
1 0 0 k
6
- C 2 5 5 0
7
R 2 5 4 2
2 . 2 / 5 0
1 k R 2 5 4 4 1 k
5
I C 6 5 1 +
N J M 4 5 6 5 M - W E
( 2 / 2 )
C 2 5 4 4
0 . 0 0 5 6
R 2 9 4 5 0
R 2 9 4 6 0
C N 6 8 2
Q G A 2 0 0 1 F 1 - 0 6
FROM FW501 OF LVA10577-1
(SHEET 6)
L I N -
L I N +
R 2 1 6 5
R 2 1 6 1
1 8 k
1 0 k
1 8 0 p R 2 1 6 3 R 2 1 6 7
8 2 0 1 8 k
0 . 1
0 V
6
I C 6 1 4
8
7 -
N J M 4 5 6 5 M - W E
R 2 1 6 9
( 1 / 2 )
5 . 6 k
0 V 5
+
4
0 V
C 2 1 6 2
0 . 1
R 2 1 7 0
5 . 6 k
0 V
0 V
3
I C 6 1 4
N J M 4 5 6 5 M - W E
1
( 2 / 2 )
C 2 1 6 4 2 0 V
R 2 1 6 4 R 2 1 6 8
1 8 0 p
8 2 0 1 8 k
R 2 1 6 2 R 2 1 6 6
1 0 k 1 8 k
R 2 7 8 1 3 . 9 k
C 2 7 8 3
0 . 0 0 1
C 2 7 8 1 R 2 7 8 3 R 2 7 8 5
1 8 0
2 5 . 6 k A 1 -
8
0 . 1
1 -
I C 6 1 5 C 2 7 8 7
N J M 4 5 6 5 M - W E ( 1 / 2 )
0 . 0 0 5 6
3 A 1 +
+
4
C 2 7 8 2
R 2 7 8 7 R 2 7 8 9
1 8 0 5 . 6 k
0 . 1 C 2 7 8 5
0 . 0 0 1
C 2 7 8 6
0 . 0 0 1
R 2 7 8 8
I C 6 1 5 R 2 7 9 0
1 8 0
N J M 4 5 6 5 M - W E 5 . 6 k
B 1 +
( 2 / 2 )
5
C 2 7 8 8
B 1 -
0 . 0 0 5 6
7
6
R 2 7 8 4 R 2 7 8 6
1 8 0 5 . 6 k
C 2 7 8 4 0 . 0 0 1
R 2 7 8 2 3 . 9 k
R X - D 2 0 1 , D 2 0 2 O N L Y
R 2 2 8 1
C 2 2 8 3
1 0 k
C 2 2 8 1
0 . 1 R 2 2 8 3 R 2 2 8 5
3 3 0 p 5 . 6 k
1 8 0
2 A 2 -
8
1 -
I C 6 2 2
C 2 2 8 7
N J M 4 5 6 5 M - W E
( 1 / 2 ) 0 . 0 0 3 9
3 A 2 +
+
4
R 2 2 8 7 R 2 2 8 9
1 8 0 5 . 6 k
C 2 2 8 2
0 . 1
C 2 2 8 5 R 2 2 9 1
3 3 0 p 1 0 k
C 2 2 8 6 R 2 2 9 2
3 3 0 p 1 0 k
R 2 2 8 8 R 2 2 9 0
1 8 0 5 . 6 k
B 2 +
I C 6 2 2 5
C 2 2 8 8
N J M 4 5 6 5 M - W E ( 2 / 2 ) 0 . 0 0 3 9
7
B 2 -
C 2 2 8 4
6
R 2 2 8 6
3 3 0 p R 2 2 8 4
5 . 6 k
1 8 0
R 2 2 8 2
1 0 k
R 2 3 8 1
C 2 3 8 3 6 . 8 k
C 2 3 8 1
0 . 1 R 2 3 8 3 R 2 3 8 5
4 7 0 p
1 8 0
2 5 . 6 k A 3 -
8
1 -
I C 6 3 4
C 2 3 8 7
N J M 4 5 6 5 M - W E ( 1 / 2 ) 0 . 0 0 3 3
3 A 3 +
+
4
R 2 3 8 7 R 2 3 8 9
C 2 3 8 2 1 8 0 5 . 6 k
0 . 1
C 2 3 8 5 R 2 3 9 1
6 . 8 k
4 7 0 p
C 2 4 8 5 R 2 4 9 1
4 7 0 p
1 2 k
R 2 4 8 7 R 2 4 8 9
1 8 0
4 . 7 k
B 3 +
5
I C 6 3 4 C 2 4 8 7
N J M 4 5 6 5 M - W E 0 . 0 0 3 3
7 ( 2 / 2 )
B 3 -
C 2 4 8 3
6 R 2 4 8 5
4 7 0 p R 2 4 8 3
1 8 0 4 . 7 k
R 2 4 8 1
1 2 k
R 2 5 8 1 1 0 k
C 2 5 8 3
3 3 0 p
C 2 5 4 7 R 2 5 8 3
R 2 5 8 5
1 8 0 5 . 6 k A 4 -
2
8
0 . 1
1 -
I C 6 5 2 C 2 5 8 7
N J M 4 5 6 5 M - W E ( 1 / 2 )
0 . 0 0 3 9
3 A 4 +
+
4
C 2 5 4 8
R 2 5 8 7 R 2 5 8 9
1 8 0 5 . 6 k
0 . 1 C 2 5 8 5
3 3 0 p
C 2 5 8 6
3 3 0 p
R 2 5 8 8 R 2 5 9 0
1 8 0
5 . 6 k
B 4 +
I C 6 5 2 5 C 2 5 8 8
0 . 0 0 3 9
N J M 4 5 6 5 M - W E
7 ( 2 / 2 )
B 4 -
6 R 2 5 8 4 R 2 5 8 6
1 8 0 5 . 6 k
C 2 5 8 4 3 3 0 p
R 2 5 8 2 1 0 k
C 2 9 0 1 C 2 9 0 2 C 2 9 0 3
1 0 / 1 6 1 0 / 1 6 4 7 / 2 5
P W 6 0 1
K 2 8 0 2
N Q R 0 0 0 7 - 0 0 3 X
0 V
1 4 1 3 1 2 1 1 1 0 9 8 7 6 5 4 3 2 1
I C 6 8 2
M N 3 5 5 0 5 - X
1 5 1 6 1 7 1 8 1 9 2 0 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8
2 . 5 V
C 2 8 1 8
0 . 0 1
C 2 8 1 9
0 . 2 2
C 2 8 1 3
1 0 / 1 6
C 2 8 2 0
1 . 5
K 2 8 0 4
N Q R 0 0 0 7 - 0 0 3 X
R X - D 3 0 1 , D 3 0 2 O N L Y
R 2 6 7 3
1 0 K
C 2 6 8 0 1 0 0 / 6 . 3
1 6 1 5 1 4 1 3 1 2 1 1 1 0 9 8 7 6 5 4 3 2 1
C 2 6 8 1
0 . 1
C 2 6 7 8
4 . 7 / 2 5 V Q
1 7
F I L T +
1 8
R E F G N D
1 9
B 4 - B 4 -
2 0
B 4 + B 4 + S
2 1
I C 6 6 7
A 4 + A 4 +
2 2
C S 4 2 5 1 8 - C Q Z - C - W
A 4 - A 4 - A
2 3
V A A
C 2 6 8 2
2 4
0 . 1
A G N D
2 5
B 3 - B 3 -
2 6
B 3 + B 3 +
2 7
A 3 + A 3 +
2 8
A 3 - A 3 -
2 9
B 2 - B 2 -
3 0
B 2 + B 2 +
3 1
A 2 + A 2 +
3 2
3 3 3 4 3 5 3 6 3 7 3 8 3 9 4 0 4 1 4 2 4 3 4 4 4 5 4 6 4 7 4 8
C 2 6 7 1 R 2 6 7 1
3 . 3 k
1 0 / 1 6
R 2 6 7 2
X
C 2 6 8 3
0 . 0 2 2
Q 2 7 0 6 Q 2 7 0 4 Q 2 7 0 5
K R A 1 0 7 S - X K R A 1 0 7 S - X K R A 1 0 7 S - X
R 2 7 7 2
1 M
Q 2 7 0 9
R 2 7 7 3
K R A 1 0 7 S - X
1 M
Q 2 7 1 0
K R C 1 0 7 S - X
R 2 7 7 1
1 k
Q 2 7 0 8
K R A 1 0 7 S - X
C 2 7 7 1
4 7 / 1 0
C 2 9 5 1
1
C 2 9 5 2
1
C 2 9 5 3
1
C 2 9 5 4
1
C 2 9 5 5
1