Integra DTR-6.3 Service Manual page 33

A
SCHEMATIC DIAGRAM 5-2 Power amplifier section 4
L
1
R 6 0 3 0
[ 1 . 0 V ]
2 7 0
R 6 0 0 0
5 . 6 K
R 6 0 1 0
3 . 9 K
Q 6 0 1 0
N F
- B 1
+ B 1
B +
B -
R 6 0 4 0
1 K
[ - 0 . 4 V ]
R 6 0 5 0
2 . 7 K
[ - 5 5 . 5 V ]
R
2
R 6 0 3 1
[ 1 . 0 V ]
2 7 0
R 6 0 0 1
5 . 6 K
R 6 0 1 1
3 . 9 K
Q 6 0 1 1
N F
- B 1
+ B 1
B +
B -
R 6 0 4 1
1 K
R 6 0 5 1
[ - 0 . 4 V ]
2 . 7 K
[ - 5 5 . 5 V ]
C
3
R 6 0 3 2
[ 1 . 0 V ]
2 7 0
R 6 0 0 2
5 . 6 K
R 6 0 1 2
3 . 9 K
Q 6 0 1 2
N F
- B 1
+ B 1
B +
B -
R 6 0 4 2
1 K
[ - 0 . 4 V ]
R 6 0 5 2
2 . 7 K
4
2 S C 1 7 4 0 S - R , S
K T A 1 2 6 7 - G R O R 2 S A 9 3 3 S - R , S
C 3 1 9 9 - G R O R 2 S C 1 7 4 0 S - R , S O R 2 S C 2 4 5 8 - G R
2 0 0 - B L , G R O R 2 S C 1 7 7 5 A - E , F O R 2 S C 1 8 4 5 - E , F
K T A 1 2 6 8 - B L , G R O R 2 S A 9 9 2 - E , F
K T A 1 2 6 7 - G R O R 2 S A 9 3 3 S - R , S
2 S C 1 8 4 5 - G R
2 S C 2 6 3 1 - R , S
S L / S R / S B
2 S C 5 1 7 1 O R K T D 2 0 6 1 - Y
2 S A 1 9 3 0 O R K T B 1 3 6 9 - Y
2 S C 5 2 0 0 - R , O O R M N 1 5 0 S - O , Y , P
2 S A 1 9 4 3 - R , O O R M P 1 5 0 S - O , Y , P
5
B
[ 5 5 . 5 V ]
Q 6 0 3 0
R 6 0 8 0
2 . 2
[ 1 . 1 V ]
( 1 / 4 W )
[ 0 . 6 V ]
[ 0 . 6 V ]
P 6 0 8 0
R 6 0 7 0
I D +
1 2 0
I D -
( 1 / 4 W )
[ - 0 . 3 V ]
Q 6 0 2 0
[ - 0 . 6 V ]
C 6 0 4 0 R 6 0 9 0
2 . 2
4 7 / 5 0 [ - 0 . 6 V ]
( 1 / 4 W )
[ - 1 . 1 V ]
C 6 2 3 0
4 7 3 J
Q 6 0 4 0 R 6 2 3 0
8 . 2 ( 1 W )
[ 5 5 . 5 V ]
Q 6 0 3 1
R 6 0 8 1
[ 1 . 1 V ] 2 . 2
( 1 / 4 W )
[ 0 . 6 V ]
[ 0 . 6 V ]
P 6 0 8 1
R 6 0 7 1
I D +
1 2 0
I D -
( 1 / 4 W )
Q 6 0 2 1
[ - 0 . 6 V ] R 6 0 9 1
C 6 0 4 1
2 . 2
4 7 / 5 0
[ - 0 . 6 V ]
( 1 / 4 W )
[ - 1 . 1 V ]
C 6 2 3 1
4 7 3 J
Q 6 0 4 1 R 6 2 3 1
8 . 2 ( 1 W )
[ 5 5 . 5 V ]
Q 6 0 3 2
R 6 0 8 2
2 . 2
[ 1 . 1 V ]
( 1 / 4 W )
[ 0 . 6 V ]
[ 0 . 6 V ]
P 6 0 8 2
R 6 0 7 2
I D +
1 2 0
I D -
( 1 / 4 W )
Q 6 0 2 2
[ - 0 . 6 V ]
R 6 0 9 2
C 6 0 4 2
2 . 2 [ - 0 . 6 V ]
4 7 / 5 0
( 1 / 4 W )
[ - 1 . 1 V ]
C 6 2 3 2
4 7 3 J
Q 6 0 4 2 R 6 2 3 2
[ - 5 5 . 5 V ] 8 . 2 ( 1 W )
R 6 7 0 2 C 6 7 0 3
1 0 K 2 2 3 Z
+ B 1
Q 6 7 0 3
R 6 7 0 1
2 2 K
R 6 7 0 4
4 7 K
R 6 7 0 8
3 3 K
Q 6 7 0 1 Q 6 7 0 2
D 6 7 0 3
M T Z J 5 . 1 B D 6 7 0 4
M T Z J 5 . 1 B
C 6 7 0 6
C 6 7 0 4
1 0 0 / 6 . 3
D 6 7 0 1
1 / 5 0
C 6 7 0 1 R 6 7 0 6
1 0 0 / 6 . 3 D 6 7 0 2 2 2 K
R 6 1 6 0
3 3 K
Q 6 0 5 0
Q 6 0 7 0
R 6 1 4 0
2 2 K
R 6 1 0 0
0 . 2 2
X 2 ( 2 W )
R 6 1 5 0
4 . 7 K
Q 6 0 6 0
R 6 1 7 0
4 7 K
R 6 1 8 0
D 6 0 0 0 4 7 K
R 6 1 6 1
3 3 K
Q 6 0 5 1
Q 6 0 7 1
R 6 1 4 1
2 2 K
R 6 1 0 1
0 . 2 2
X 2 ( 2 W )
R 6 1 5 1
4 . 7 K
Q 6 0 6 1
R 6 1 7 1
4 7 K
R 6 1 8 1
D 6 0 0 1 4 7 K
R 6 1 6 2
3 3 K
Q 6 0 5 2
Q 6 0 7 2
R 6 1 4 2
2 2 K
R 6 1 0 2
0 . 2 2
X 2 ( 2 W )
R 6 1 5 2
4 . 7 K
Q 6 0 6 2
R 6 1 7 2
4 7 K
R 6 1 8 2
D 6 0 0 2 4 7 K
Q 6 6 0 1
R 6 6 0 1
1 K
+ 1 3 V S
P O W E R
C
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N A A F - 7 4 7 4
P 6 3 0 1
+ 2 4 V
T H 1
D 6 3 0 7
D 6 3 0 6
Q 6 3 0 3
R 6 3 0 6
R 6 3 0 7
1 0 K
2 . 2 K R 6 3 0 8
4 . 7 K
J 1 2 A
P 6 9 0 3 A
J L 6 8 0 3 A
R 6 7 5 1 R 6 7 5 0
3 9 0 3 9 0
( 1 / 2 W ) ( 1 / 2 W )
B R L D
F R L D
C S R L D
+ 2 4 V
H P L
Q 6 6 0 3 Q 6 6 0 2
E
H P R
R 6 6 0 3 R 6 6 0 2
1 K 1 K
+ 2 4 V
R L G N D
R L G N D
V O L H
S E C 1 H
S P B
S P C S
S P F
P R O
P O W E R
+ 1 3 V S
M P U G N D
DTR-6.3
D
N A E T C - 7 4 8 0
T H E R M A L S E N S .
R 6 3 8 0
P T H 9 M 0 4 B E
2 2 2 T S 2 F 3 3 3
U20