U02 Dsp Pc Board Nadg - Onkyo TX-SR403 Service Manual

A
SCHEMATIC DIAGRAMS-2
DSP SECTION
1
2
3
P302A
TO NAAF-8523
4
5
U02 DSP PC BOARD
NADG-8514
B
TO NADIS-8513
10 PROTECT
9 THERMAL
8 VOLH
7 SEC1H
6 APOWER
5 HPDET
4 VPOWER
3 FAC1
2 FAC2
1 -VP
P311A
20 +5VDIS
19
18 POFFV
17 +10S
16
VIDEO+5V/
15
SW+12V
14 VIDEO-5V
13 GNDV
12 +12VTRG
11 +5VDSP
10 +3.3V
9 +2.5V
8 GNDDG
7
ADLT+
6
5 ADLT-
4
3
2
1 ADRT+
ADRT-
Z2MUT
AMUT
10 SBZ2MUT
9 GND+12V
8 -12VA
7 +12VA
6 GND+7
5 +7V
4 -7V
C526
3 DAC_SR
+
C525
2 DAC_SL
+
C523
1 DAC_CT
+
P301A
C524 10/50
20 DAC_SW
+
19 DAC_SBL
18 DAC_FL
17 DAC_FR
16 DAC_SBR
15 FSWSDO
14 FSWCLK
13 GNDDG
12 FSWSTB
11 VOLSTB
10 VOLCLK
9 VOLDAT
8 MICOUT
7 GNDMIC
6 V4_R
5 V4_L
4 GNDV4A
3 TU_R
2 TU_L
1 GNDTU
P303A
4
3
2
1
E301
7
Q503:A
NC
Q503:B
NC
1
TO TUNER UNIT
+
C531
220/16
+
C532 220/16
10/50 0 R596
10/50 0 R595
10/50 0 R593
0 R594
0 R597
0 R591
0 R592
NC R598
NC
P401A
NC
1
JL402B
2
1 3
2 4
3 5
4 6
5 7
6 8
7 9
Q502:A
R562 R512
NC
NC NC
R532 R522
R502
6 6 6
7 7
NC NC NC
5 5 5
Q501:A
NC
Q502:B
NC
Q501:B
NC
3 3 3
1 1
R501
2 2 2
R511
NC
R531 R521
NC
R561 NC NC
NC
TX-SR403/8340
C
NC
P101A
+12VA
-12VA
POFFV
+12VTRG
Q111 NC
C111
+
NC
9
T2 CMP
10
T1 VSS3
11
VSS2 VSS1
C116 12
VDD2 VDD1
NC 13
XI MUX
14
C117
XO Vref
NC
15
NC RDATA
16
RCLK QUAL
R113
NC
R478
0 R438 R418
6
7
NC
NC
R468
5
0 R428 R408
NC
Q404:A NC
NJM4580M-D
R427 R407
R467
3
1 180
470 3.3K
R477
2
Q404:B 180
R437 R417
NJM4580M-D 470 3.3K
R436 R416
470 3.3K
R476
6
7
180
R466
5
180 R426 R406
470 3.3K
Q403:A
NJM4580M-D
R425 R405
R465
3
1 180 470 3.3K
R475
2
180
R435 R415
Q403:B 470 3.3K
NJM4580M-D
R434 R414
6
R474 470 3.3K
7 180
5 R464
180 470 R404
R424 3.3K
Q402:A
NJM4580M-D R423 R403
470 3.3K
3
1
R463
180
2
R433 R413
R473
180 470
3.3K
Q402:B
NJM4580M-D
Q401:A
NJM4580M-D
R432
R472 R412
180 470
3.3K
6
7
R462
5
180 R422 R402
470 3.3K
R421 R401
Q401:B
R461 470 3.3K
NJM4580M-D 3
1 180
2
R471 R431 R411
180
470 3.3K
D
TO NAVD-8549
R653 N
R652 N
R651 N
R691
R650 N
NC
L111
NC
8
C115 NC
7
6
C113 NC
5
R114 NC
4
+
3
C114 NC
2
R112
1
0
R111
0
C325 C3
222J 22
R325 R3
3.9K 3.9
C303
104Z
C304 47/25
+
C305 NC
17
VQ
18
FLT+
+
19
REFGND
C306
20
AOUTB4-
100/16
21 6
AOUTB4+
22
6
AOUTA4+
23 6
AOUTA4-
C307 24 Q421
VA
NC 25
CS42518
AGND1
26
AOUTB3-
27
AOUTB3+
28 AOUTB2+:31
AOUTA3+
29 AOUTA2+:32
AOUTA3-
30
AOUTB2-
31
32
C308
+
220/6.3
C332
33
C3
C3
C3
C3