Dsp Section - Integra DTR-7.6 Service Manual

A
SCHEMATIC DIAGRAM 2
P102
R125 SYSIN
330
C146
5
102K
1
2 L101 R103
COAX1
022K 10
P101
L102 R104
4
COAX2
022K 10
R111
U101 1
IN
220
3
OPT1 VCC
2
GND
U102 1 R112
IN
220
3
OPT2
VCC
2
GND
U103 1 R113
IN
220
3
OPT3
VCC
2
GND
U104 1 R114
IN
220
OPT4
2
3
VCC
2
GND
U105 3 R115
IN
220
2
DIGITAL OUT
VCC
1
GND
NE5532ASPR
6
DACSBR 7
Q433:A
5
NE5532ASPR
3
3 DACSBL 1
Q433:B
2
NE5532ASPR
6
DACSR 7
Q432:A
5
NE5532ASPR
3
DACSL 1
Q432:B
2
NE5532ASPR
6
DACSW 7
Q431:A
4 5
NE5532ASPR
3
DACC 1
Q431:B
2
NJM4580M-D
6
DACFR 7
Q430:A
5
NE5532ASPR
3
DACFL 1
Q430:B
2
5
B

DSP SECTION

C103
104K
C104
104K
HDMISPF
OPT1
L122
470M
COAX1
OPT2
OPT3
OPT4
C108 TX
104K
COAX2
R476
R526 NE5532ASPR
22K
10K
R496 R486 R466
6 6
22K 1.5K 10K
7 7
Q423:A Q413:A
5 5
C446
471J
NE5532ASPR
C436
122J
C435
122J
7
NE5532ASPR
3 3
C445
471J NE5532ASPR
1 1
Q423:B Q413:B
22K 1.5K 10K
2 2
R495 R485 R465
R525
10K
R475
NE5532ASPR
22K NE5532ASPR
1
NE5532ASPR
R524 R474
22K 10K
R494 R484 R464
6 6
22K 1.5K 10K
7 7
Q422:A Q412:A
5 5
C444
471J
NE5532ASPR
7
C434
122J
NE5532ASPR
C433
122J NE5532ASPR
1
NE5532ASPR
3 3
C443
471J
1 1
Q422:B Q412:B
22K 1.5K 10K
2 2
R493 R483 R463
NE5532ASPR 10K
22K
R523 R473
7
NE5532ASPR
R527 R477
22K 10K
NE5532ASPR
R497 R487 R467
6 6
7 22K 1.5K 7 10K
Q421:A Q411:A
5 5
C447
NE5532ASPR
471J
1
NE5532ASPR
C437
122J
C432
122J
NE5532ASPR
3 3
C442
7
471J
1 1
Q421:B Q411:B
22K 1.5K 10K
2 2
NE5532ASPR
R492 R482 R462
NE5532ASPR
10K
22K
R522 R472
NE5532ASPR
1
NJM4580M-D
R521 R471
22K 10K
R461
R491 R481
6 6
7 22K 1.5K
7
10K
Q420:A Q410:A
5 5
C441
471J
NJM4580M-D
C431
122J
C555
220/25
C430
122J
NE5532ASPR
3 3
C440
471J
1 1
Q420:B Q410:B
22K 1.5K 10K
2 2
R490 R480 R460
R470
NE5532ASPR
10K
22K
R520
P3101B TO NAAF-8678 SCH. 4
U03
NADG-8660
ADRT-
ADRT+
ADLT+
ADLT-
R436
C426
10K
R456
121K
R586
180 R416
6 SBR-
C406 3.3K 680
Q403:A
470J R406 R576
5 SBR+
680
R446 3.3K
C416
180
R426 10K
121K
C415
R425 10K
R445
121K
180 R405 R575
3 SBL+
C405
680
3.3K
Q403:B
470J
R415 R585
2 SBL-
3.3K 680
C425 R455
180
R435
121K
10K
R434
C424 10K
R454
121K
180 R414
6 R584 SR- C365 47/25(RFS)
C404 680
3.3K
Q402:A
R404
471J R574
5 SR+
680
3.3K
R444
121K
180
C414 R424 10K
C413 R423 10K
R443
121K
R573
180 R403
3 SL+
3.3K 680
C403
Q402:B
R413
471J R583
2 SL-
C368
680
121K R453 3.3K
104Z
180
C423
R433
10K
R437
C427 10K
R457
153J
R587
3.3K R417
6
3.3K 680
C407
Q401:A
333J
R407 R577
5
3.3K 680
153J R447
180 470
10K
C417 R427 C369
C412 R422 10K 220/6.3
R442
121K
180 R402 R572
3
C402 680
3.3K
Q401:B
R412 R582
471J
2
121K 680
R452 3.3K
180 R432
C422
10K
R431
C421 10K
R451
121K
180 R411 R581
6 FR-
680
C401 3.3K
Q400:A
471J R401 R571
5 FR+
680
3.3K
R441
121K
180
C411 R421 10K
C410 R420 10K
R440
121K
180
R400 R570
3 FL+
680
C400
3.3K
Q400:B 471J
R410 R580
2 FL-
121K
680
R450 3.3K
180
C420 R430
10K
R555
+15VVLSC +15VADC
15(1/2W) 22(1/2W)
R557
C557
220/25
C556
C558
22(1/2W)
220/25 R556 R558 220/25
15(1/2W)
-15VVLSC -15VADC
C
TO NAVD-8655 SCH.10
C131
L131
104Z
022M
Q131 TC7WU04FU
1 8
VD
2 7
3 6
4 5 L133 R133
GND
LM182 680
R131
1M
2 1
X131
HC-49U03
12.288MHz
C396 C395
222J 222J
R395 R396
3.9K 3.9K
C361
+
220/6.3
+
C366 17 64 47
VQ
104Z 18 63 47
FLT+
+
C367 19 62 47
REFGND
100/16 64:CX_SDIN2
20 61
AOUTB4- SAI_SLCK
63:CX_SDIN3 47
21 60
AOUTB4+ SAI_LRCK
22 62:CX_SDIN4 59 47
AOUTA4+ OMCK
23 58
AOUTA4- ADCIN1
Q361
24 57
VA ADCIN2
47
25 56
AGND1 CX_SDOUT
CS42528-CQ
26 55
AOUTB3- RMCK
27 54 47
AOUTB3+ SAI_SDOUT
28 53
AOUTA3+ AOUTB2+:31 50:TXP VLS
29 52
AOUTA3- AOUTA2+:32 49:RXP0 DGND2
30 51
AOUTB2- VD2
R380 330
31 50
32 49 R379 330
C381 330J
+
022M
L364
330
C379 330J R378
C378 330J
C377 330J
C376 330J
C375 330J
SW-
C374 330J
SW+
C373 330J
C+
C-
DTR-7.6
D
P801A
C141 104Z
TC74VHC157FT Q141
1 16
SELECT VCC
2 15
1A ST
3 14
1B 4A
4 13
1Y 4B
R148 47 5 12
2A 4Y
R147
47 6 11
2B 3A
R175
7 10
2Y 3B
L142 8 9
0
GND 3Y
LM182
R149
47
L
02
DACD
DACD
DACB
ADSD
SRCL
C214
122J
R264 R2
2.7K 33
DSPC
SRCD
SRCB
DSPC
DIGS
DIGS
DSPB
DIGC
R387 DSPR
R386
R385
L367 LM182
R384
R383
R382
L366 LM182
R381
C384
104Z
C383
104Z
C382
+
220/6.3
OPTF
C303 C
222J
R304
R305 R3
10K 10K 10K
C301
10/50
R303 R30
1.5K 1.5
C302 C30
101J 101
R291 R
10
100K
P310
TO NAAF-86