Naetc - Integra DTR-7.6 Series Service Manual

A B
Q Q
3 7 6 3 1 5 1 5 0
SCHEMATIC
NADIS-8683
DIAGRAM 9
U07
DISPLAY
SECTION
1
2
T E
L 1 3 9 4 2 2 9 6 5 1 3
3
4
R7592 10K
R7591 10K
JL7503A
JL7503B
S7591
w w w
4 5
5
.
U075

NAETC-8687

C
Q7501 HNA-16SM10T
49 32
50 31
51 30
SEG0 49:SEG2 32:SEG19 SEG21
52 31:SEG20 SEG22 29
VCC2 50:SEG1
53 28
DIG15/SEG39 SEG23
54 27
DIG14/SEG38 SEG24
55 26
DIG13/SEG37 SEG25
56 25
DIG12/SEG36 SEG26
57 24
DIG11 VP
58 23
DIG10 SEG27
Q7502
59 22
DIG9 SEG28
M66005
60 21
DIG8 SEG29
61 20
SEG30
DIG7
62 17:SEG33 SEG31 19
DIG6 64:DIG4
63 SEG32 18
DIG5
64 17
R7519
27K
C7522
474J
R7520
C7521 3.3K FLDRST
C7515 101J
101J 100/6.3 R7521 3.3K FLDCS
C7516 101J
R7522 220
FLDCLK
C7517 101J
R7523 220
FLDSDO
C7518 101J
MICMUT
D7503
VAJ
VBJ
R7551 R7553 R7554 R7555
R7552
1.2K
330 560 820
470
R7561
R7581 R7557 R7558 R7559 R7560
0 330 470 820
1.2K
VIDEO4
VIDEO3
S7512
PHONO
S7513
S7511
R7566
R7563 R7564 R7565 R7567
330 470 560 820 1.2K
x a o
y
R7568 R7569 R7570 R7571 R7572
330 470 560 820 1.2K
i
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D E
C7506 104Z
C7511
C7507 104Z
33/50
R7517 220
C7512
R7518 220
473Z
D7501
UDZS8.2B
C7513
473Z
L7502
022M
L7503
022M
LEDSBY
R7528
R7530
2.2K 1K
1
3
D7502
2
STBY L7501
022M
+5VM
U7501
REMIN
C7502
R7529
100/6.3
100
Q Q
3 7 6
C7554
2.2/50
R7527
Q7509
100
RN2402
Q7506
RN1402
LEDZONE2
R7556 R7580
2.2K 3.9K
R7562 R7579
3.9K
2.2K
R7576 R7577 R7578
2.2K 3.9K 12K U073
R7721
u 1 6 3
5 HPDET R7722
R7573 R7574 4 GNDD
L7621
2.2K 3 HPL
3.9K
2 HPE
.
1 HPR L7622 022M
L7623
E7621
C7622
102J
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F G
2 4
8 9 9
3
2
3 1 5 1 5 0 8 9 2
1
JL7501A
V4C 1
Q7510
2
V4Y
2SC2712 GNDV 3
4
V4V
5
V4LI
6
GNDA
7
V4RI
8
MICA
9
MICD
4 8
R7622
R7618
100
330
GNDA
Q7607
RN1441
C7605 330J
Q7605
R7609 33K
RN1441
2
1
3
NAETC-8685 Q7601:B
m
NE5532
0 5 Val
c o
0 4
2
022M
3
7
8
C7623
022M 1
104Z
P7602
3_5HPSTSW2
C7621 C7624
102J 102K
DTR-7.6
H
2
8 9 9
FAC2 1
FAC1 2
3
-VP
GNDFL 4
GNDD 40
GNDD 39
5VDIS 38
5VDIS 37
36
GNDV 35
34
GNDV 33
YSV4 32
GNDV 31
CSV4 30
GNDV 29
+5VM 28
27
MICDET
KINT3 26
KINT2 25
KINT1 24
KINT0 23
KEY3 22
KEY2 21
KEY1 20
KEY0 19
VAJ 18
VBJ 17
FLDRST 16
15
FLDCS
14
REMIN
13
FLDCLK
FLDSDO 12
LEDZONE2 11
LEDSBY 10
OPTF 9
GNDA 8
MICOUT 7
GNDA 6
V4L 5
GNDA 4
V4R 3
2
+7V
1
-7V
NAETC-8684
R7641
OUT
3 1
220
L7641
2 2 G
4 9 8 2 9 9
1 3
VCC
022M
JL7501B
U7641
C7642
C7641
100/16 104Z TORX177L
U072
1 V4C 10
2 8
V4Y
3 GNDV 12
4 11
V4V
5
V4LI 7
6
GNDA 9
7
V4RI
8
MICA
6
9
MICD
5
R7632
4
C7632
330
471J 3
C7631
471J 2
R7631
1
330
5
L7603
P7601
4
022M
2
3
7
L7604
8
022M
1
E7501 GND TERMINAL
6
7
5
Q7601:A
NE5532