Integra DTR-6.3 Service Manual page 31

A
SCHEMATIC DIAGRAM 4-2
Power amplifier section 2
T O N A D G - 7 4 6 0
T O N A D G - 7 4 6 0 T O N A A F - 7 4 7 4
1
( S C H . - 2 )
( S C H . - 2 )
2
3
4
5
S E M I C O N D U C T O R S
N O .
Q 5 0 0 0 - 0 2 , 5 0 1 0 - 1 2
Q 5 0 2 0 - 2 2
Q 5 0 3 0 - 3 2
Q 5 0 4 0 - 4 2
B
( S C H . - 5 )
P 4 0 4 A P 6 9 0 3 B
L
R 5 0 9 0
1 0 0 K
C 5 0 1 0
R 5 0 0 0
1 0 0 / 1 6 - 0 . 1 V
1 K
R 5 0 1 0 R 5 0 2 0
C 5 0 0 0 5 6 K 3 3 0
1 0 1 K
- 4 5 . 3 V
R 5 1 0 0
D 5 0 0 0 1 0 0 K
M T Z J 5 . 6 B
R
R 5 0 9 1
1 0 0 K
C 5 0 1 1
R 5 0 0 1
1 0 0 / 1 6 - 0 . 1 V
1 K
R 5 0 1 1 R 5 0 2 1
C 5 0 0 1 5 6 K 3 3 0
1 0 1 K
- 4 5 . 3 V
R 5 1 0 1
D 5 0 0 1 1 0 0 K
M T Z J 5 . 6 B
C
R 5 0 9 2
1 0 0 K
C 5 0 1 2
R 5 0 0 2
1 0 0 / 1 6 - 0 . 1 V
1 K
R 5 0 1 2 R 5 0 2 2
C 5 0 0 2 5 6 K 3 3 0
1 0 1 K
- 4 5 . 3 V
R 5 1 0 2
D 5 0 0 2 1 0 0 K
M T Z J 5 . 6 B
L / R / C
2 S C 1 7 7 5 A - E , F O R 2 S C 1 8 4 5 - E
2 S A 9 9 2 - E , F
2 S A 9 4 9 - Y , O
2 S C 2 2 2 9 - Y , O
R 5 1 1 0
1 . 2 K
4 9 . 1 V
C 5 1 0 0
Q 5 0 0 0 Q 5 0 1 0
1 0 / 6 3
0 V
R 5 0 4 0
- 0 . 6 5 V 2 . 2 K
R 5 0 5 0
C 5 0 4 0
4 . 7 K
2 2 0 / 1 6
R 5 1 3 0
1 8 K
Q 5 0 5 0
- 4 5 . 8 V
R 5 0 6 0
1 . 2 K
- 4 9 . 3 V
C 5 0 2 0
1 0 / 5 0
C 5 1 1 0
R 5 0 7 0 R 5 0 8 0
1 0 / 6 3
5 6 0 3 . 3 K
R 5 1 1 1
1 . 2 K
4 9 . 1 V
C 5 1 0 1
Q 5 0 0 1 Q 5 0 1 1
1 0 / 6 3
0 V
R 5 0 4 1
- 0 . 6 5 V 2 . 2 K
R 5 0 5 1
C 5 0 4 1
4 . 7 K
2 2 0 / 1 6
R 5 1 3 1
1 8 K
Q 5 0 5 1
- 4 5 . 8 V
R 5 0 6 1
1 . 2 K
- 4 9 . 3 V
C 5 0 2 1
1 0 / 5 0
C 5 1 1 1
R 5 0 7 1 R 5 0 8 1
1 0 / 6 3
5 6 0 3 . 3 K
R 5 1 1 2
1 . 2 K
4 9 . 1 V
C 5 1 0 2
Q 5 0 0 2 Q 5 0 1 2
1 0 / 6 3
0 V
R 5 0 4 2
- 0 . 6 5 V 2 . 2 K
R 5 0 5 2
C 5 0 4 2
4 . 7 K
2 2 0 / 1 6
R 5 1 3 2
1 8 K
Q 5 0 5 2
- 4 5 . 8 V
R 5 0 6 2
1 . 2 K
- 4 9 . 3 V
C 5 0 2 2
1 0 / 5 0
C 5 1 1 2
R 5 0 7 2 R 5 0 8 2
1 0 / 6 3
5 6 0 3 . 3 K
N O .
Q 5 0 0 3 - 0 5 , 5 0 1 3 - 1 5 K T C 3 2 0 0 - B L O R 2 S C 1 7 7 5 A - E , F O R 2 S C 1 8 4 5 - E , F
Q 5 0 2 3 - 2 5
Q 5 0 3 3 - 3 5
Q 5 0 4 3 - 4 5
C
N A A F - 7 4 8 3
R 5 1 6 0 5 0 . 7 V
R 5 1 2 0
1 2 0 ( 1 / 4 W )
R 5 1 8 0
4 7 0
5 0 . 2 V
1 0
( 1 / 4 W )
Q 5 0 3 0 ( 1 / 4 W )
4 9 . 6 V
1 . 1 V
Q 5 0 2 0
C 5 0 5 0
4 7 / 5 0
N F
C 5 0 8 0
0 4 0 D
- B 1
+ B 1
B +
R 5 0 3 0
5 6 K
B -
C 5 0 9 0
- 1 . 1 V
1 0 1 J
Q 5 0 4 0
R 5 1 9 0
1 0
- 4 9 . 9 V R 5 1 7 0 ( 1 / 4 W )
1 2 0 ( 1 / 4 W )
- 5 0 . 7 V
R 5 1 6 1 5 0 . 7 V
R 5 1 2 1
1 2 0 ( 1 / 4 W )
R 5 1 8 1
4 7 0
5 0 . 2 V
1 0
( 1 / 4 W )
( 1 / 4 W )
Q 5 0 3 1
4 9 . 6 V
1 . 1 V
Q 5 0 2 1
C 5 0 5 1
4 7 / 5 0
N F
C 5 0 8 1
0 4 0 D
- B 1
+ B 1
B +
R 5 0 3 1
5 6 K
B -
C 5 0 9 1
- 1 . 1 V
1 0 1 J
Q 5 0 4 1
R 5 1 9 1
1 0
- 4 9 . 9 V R 5 1 7 1 ( 1 / 4 W )
1 2 0 ( 1 / 4 W )
- 5 0 . 7 V
R 5 1 6 2 5 0 . 7 V
R 5 1 2 2
1 2 0 ( 1 / 4 W )
R 5 1 8 2
4 7 0
5 0 . 2 V
1 0
( 1 / 4 W )
( 1 / 4 W )
Q 5 0 3 2
4 9 . 6 V
1 . 1 V
Q 5 0 2 2
C 5 0 5 2
4 7 / 5 0
N F
C 5 0 8 2
0 4 0 D
- B 1
+ B 1
B +
R 5 0 3 2
5 6 K
B -
C 5 0 9 2
- 1 . 1 V
1 0 1 J
Q 5 0 4 2
R 5 1 9 2
1 0
- 4 9 . 9 V R 5 1 7 2 ( 1 / 4 W )
1 2 0 ( 1 / 4 W )
- 5 0 . 7 V
S L / S R / S B
2 S A 9 9 2 - E , F
K T A 1 0 2 4 - Y , O O R 2 S A 9 4 9 - Y , O
K T C 3 2 0 6 - Y , O O R 2 S C 2 2 2 9 - Y , O
DTR-6.3
D
U23