Onkyo TX-SR503 Service Manual page 17

A B
SCHEMATIC DIAGRAMS-2
TO NADIS-8513
DSP SECTION
1
2
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
3
6 ADLT+
5 ADLT-
4
3
2
1 ADRT+
ADRT-
TO NAAF-8523 Z2MUT
P302A
AMUT
10 SBZ2MUT
9 GND+12V
8 -12VA
7 +12VA
6 GND+7
5 +7V
4 -7V
3 DAC_SR
2 DAC_SL
1 DAC_CT
P301A
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
4
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
5
U02
DSP PC BOARD
NADG-8514
C
TO TUNER UNIT
P702A P101A
29P NC
+12VA
-12VA
POFFV
+12VTRG
C111
+
100/16
C116
330J
C117
330J
R113
MPP Only
+
C531
220/16
+ DESTINATION
220/16
C532
MPP
Except MPP
C526 10/50 0 R596
+
C525 10/50 0 R595
+
C523 10/50 0 R593
+
R478
C524 10/50
0 180 R438
R594 6
+
0 R597 7
470
0 R468
R591 5
0 R592
180 R428
0 470
R598
Q404:A
R467
NJM4580M-D
180 R427
3
1
470
R477
2
180 R437
Q404:B 470
NJM4580M-D
R436
470
6 R476
7 180
5 R466
180 R426
470
Q403:A
R425
NJM4580M-D
R465 470
NC 3
P401A
1 180
NC R475
1 2
JL402B
2
180 R435
Q403:B 470
1 3
2 4 NJM4580M-D
3 5 R434
6
R474 470
4 6
5 7 7 180
6 8 5 R464
7 9 180 R424
470
Q402:A
NJM4580M-D R423
3 470
1 R463
180
2
Q502:A R473
R433
R562 NC R512 180 470
NC NC Q402:B
R532
6 6 R522 6 R502 NJM4580M-D
7 7 7 NC
NC NC
5 5 5
Q401:A
Q501:A
Q503:A NJM4580M-D
NC
NC
R472 R432
180 470
6
7
NC R462
5
Q502:B 180
R422
NC
470
Q501:B
Q503:B
3 3 NC 3 Q401:B R421
NJM4580M-D R461 470
1 1 1 3
NC
2 2 2 1
180
R531 R521 R501 2
NC
NC NC
R471 R431
180 470
R561 NC R511
D E
NC TO NAVD-8539
R653 NC
R652 NC
R651 NC
R691
0 R650 NC
0
R603 D702
1SS355
Q721
CIRCUIT NO.
R698 R699
S812C56AUA-C3G-T2 D701
DESTINATION 1SS355
L701
2 3
MDD, MDC YES NO I O
470K
Except MDD, MDC NO YES
HPDET
MICDET
VOLB
VOLA
Refer to following table about the parts displayed by mark " ". R785 NC
R786
CIRCUIT NO.
R787 33K
R686 R687 R688 R786 R687
R788
DESTINATION
KEYINT3
MDD, MDC 56K 4.7K 10K 33K 0
KEYINT2
MGR, GQ, GK 10K 4.7K 10K 10K 10K
KEYINT1
10K 4.7K 10K 10K 10K
MPA
KEYINT0
MWT 10K 4.7K 10K 10K 10K KEY3
MPP 10K 10K 56K 10K 33K KEY2
KEY1
KEY0
OSDCS
3
G
+
C706 Q703
1/50 RN1404
Q111 BU1924FS
L111
022M
9 8
D706
T2 CMP C115 561J
10 7 1SS355
T1 VSS3
11 6
VSS2 VSS1
C113 104Z
12 5
VDD2 VDD1
R114 1K
13 4
XI MUX
+ C114
14 3
XO Vref 2.2/100
15
2
NC RDATA
R112
16 1
RCLK QUAL
R111
CIRCUIT NO. R111, 112,
113
220K
000J
R418
C325 C326
3.3K
222J 222J
R325 R326
R408
3.9K 3.9K
3.3K L301
022M
R407
R302
47
3.3K
R417
3.3K
R416
3.3K
C303 C301
104Z 220/6.3
+
C304 47/25
R406 +
3.3K C305 NC R319 47
17 64
VQ
R405 18 63 R318 47
FLT+
3.3K + R317 47
19 62
REFGND
C306 20 61 L313 LM182
AOUTB4- SAI_SLCK
100/16 R315 47
21 64:CX_SDIN2 60
AOUTB4+ SAI_LRCK
22 59 R314 47
R415 63:CX_SDIN3
AOUTA4+ OMCK
3.3K
23 62:CX_SDIN4 58
AOUTA4- ADCIN1
C307 24 57 R316
Q421
VA ADCIN2
R313 47 47
R414 NC 25 56
AGND1 CS42518/28-CQ CX_SDOUT
3.3K
26 55 L311 LM182
AOUTB3- RMCK
R312 47
27 54
AOUTB3+ SAI_SDOUT
28 53 C313
AOUTB2+:31 50:TXP
AOUTA3+ VLS
R404 29 49:RXP0 52 NC
AOUTA3- AOUTA2+:32 DGND2 C171 104Z
3.3K 30 51
Q171
AOUTB2- VD2
R331
R403 31 50 NC TX TC7WU04FU
3.3K 32 49 330 R332 OPT1 1
VD
2
C308
3
+ C331
330J
4
R413 220/6.3 GND
3.3K
PCB
R171
022M 1M
L303
12.288MHz
X171
C332
R412 330J R333 330 COAX1
3.3K C333 330J 330
R334 OPT2
C334 NC R335 NC COAX2
C335 330J R336 330
OPT3
C336 NC R337 NC OPTF
R402
3.3K
R401
3.3K
R411
3.3K
F G
NC
JL121B
1
2
3
NC
4
5
6
P721
R773
RI 330
Z2MUT
SBZ2MUT
Q714
Q712 Q716
RN2402 RN2402
D712 RN2402
R747
2.2K R748
AMUT
D711
+5VCPU
2.2K
Q711 Q713
RN1404 RN1404
+VCC
R674 0
R673 220K
D707
R658
UDZS5.1B NC
R659
R781 NC
1K
81 50 SPRLZ2
82 49 AMUTA
R782 NC
R783 1K 83 48 SBZ2MUTA
---
R784 1K 84 47 Z2MUTA
---
INT3 85 46 FCE
INIT3
FCE
86 45 VOLDAT
INT2
INIT2 VOLDAT
81 : HPDET
INT1 87 44 VOLCLK
INIT1
SPRLB : 50 VOLCLK
82 : NU
BAND 88 43 VOLSTB
BAND AMUT : 49 VOLSTB
83 : VOLB
R789 4.7K 89 42 DSPRST
~KEYINT3 Q701
DSPRST
R790 4.7K 84 : VOLA
90 41 FEPM
~KEYINT2 FEPM
M30622MGP-236FPU0
R791 4.7K 91 40 DSPFINT
~KEYINT1
DSPFINT
R792 4.7K
92 39 DSPINT
~KEYINT0 DSPINT
R793 4.7K 93 38 DSPBUSY
KEY3 97 : KEY0 FBUSY : 34
DSPBUSY
R794 4.7K
94 FCLK : 33 37 DIGCLK
KEY2 98 : VREF DIGCLK
R795 4.7K 95 36 R736 220 DIGSDI
KEY1 99 : AVCC FRXD : 32
DIGSDI
96 FTXD : 31 35 DIGSDO
AVSS 100 : NU DIGSDO
4.7K R797 97 34 R734 220 FBUSY
R733 220
C709 98 33 FCLK
104Z 99 32 R732 220 FRXD
R731 220
100 31 FTXD
R800
220
R630 1K
R629 1K
P751A
R61810K
1 RESET
2 CNVSS
R624 10K 3 FRXD
R622 10K 4 FCLK
R621 10K 5 +VCC
6 FBUSY
R605 7 FTXD
0 8 GNDDG
9 APOWER
6.000MHz
X701
VMUT R727 220
VCRST
Q732 R728 220
RN1404
Q731
RN1404
DACDA4
DACDA3
L202
022M
C201
+
100/16
DACDA2 109
DACDA1 110
DACBCK 111
R249 10K
112
C215 113
104Z 114
R250 10K 115
R251 10K
116
SD_ADDR6,EXTA6
DACLRCK 117
CMPREQ,FLRCLKN2
ADSDO 118
CMPDAT,FSDATAN2 SD_ADDR7,EXTA7
SRCLRCK 119
109 : AUDATA1 : 72
FLRCLKN1 SD_ADDR10,EXTA10 SD_ADDR8,EXTA8
120 AUDATA0
R255 10K _WR,_DS,GPIO10 110 : SD_BA,EXTA19 : 71
121
R256 10K 111 : CMPCLK,FSCLKN2
_RD,R/_W,GPIO11 VDDSD1 : 70 SD_ADDR9,EXTA9
122 HDATA2,GPIO2
PLLVSS 112 : VSSSD1 : 69 SD_CLK_OUT
C204 123
+ 113 : VSS3
FILT2 _SD_CS : 68
2.2M 124
FILT1 114 : VDD3 SD_ADDR4,EXTA4 : 67
125
115 : HDATA3,GPIO3
PLLVDD SD_ADDR5,EXTA5 : 66 SD_ADAT8,EXTA11
104Z C216 126
116 : HDATA0,GPIO0
XTALO SD_DATA9,EXTA11
R259 47
DSPCLKIN 127 Q201
CLKIN,XTALI SD_DATA10,EXTA13
128
CLKSEL CS494003 SD_DATA11,EXTA14
R260 10K
129
_CS,GPIO9 SD_DATA12,EXTA15
R261 10K 130
A0,GPIO13
SRCDO 131 SD_DATA6,EXTD6 : 43
FSDATAN1
132 139 : A1, GPIO12 VDDSD4 : 42
VDD4 SD_DATA13,EXTA16
C217 140 : SCDOUT, SCDIO
133 VSSSD4 : 41
VSS4
SRCBCK 104Z 134 141 : HINBSY, GPIO8 SD_DATA5,EXTD5
: 40
FSCLKN1,STCCLK2 SD_DATA14,EXTA17
142 : SCCLK
DSPCS_3V 135 SD_DQM0 : 39
_SCS SD_DATA15,EXTA18
136 143 : UHS,_CS_OUT,GPIO17 SD_DATA4,EXTD4
: 38
SCDIN
_RESET
137 144 : SD_DATA3,EXTD3 : 37
VSS5 SD_DATA7,EXTD7
R266 138
VDD5
10K
139
140
DSPBUSY_3V 141
8 142
R269 3.3K
7 L172 143
6 LM182 DSPRST_3V R270 220 144
5 L173
LM182
TX-SR503/503E/8350
H
R749
DIGITAL IN
2.2K
P132
Q715
C132 R132
RN1404 L131
COAXIAL
R133 022K
104K 10
220K
R137
220K C135 R136 L132
NC
NC NC
C146
OPT1 104Z U131
R141
OPT2
IN
OPT3
220
L133
VCC IN 1
022M
GND
R145
NC U132
R142
IN OPTICAL
COAX1 220
IN 2
VCC
GND
R146
U133
NC
R143
IN
220
IN 3
VCC
GND
C137 R144
TX
NC
NC
COAX2
NC
11 10
Y8 GND
DIRCS_3V 12 9
Y7 A8
DIRRST_3V 13 8 DIRCS
Y6 A7
DSPFCS_3V 14 7 DIRRST
Y5 A6
DSPCS_3V 15 6 DSPFCS
Y4 A5
DIGSDO_3V 16 5 DSPCS
Y3 A4
DIGCLK_3V 17 4 DIGSDO
Y2 A3
DSPRST_3V 18 3 DIGCLK
Y1 A2
19 2 DSPRST
_G2 A1
20 1
VCC _G1
C151
104Z DIGSDI
TC74HCT7007AF
DSPINT
Q152
8 7
OUT4 GND
R163 9 6 DSPFINT
IN4
220 10 5
OUT5
DSPINT_3V R164 11 4 DIRINT0
IN5
220 12 3 DIRINT_3V
OUT6
DIGSDI_3V R165 13 2 DSPBUSY
IN6
R161
220 14 1 DSPBUSY_3V
VCC
220
C152
DSPFINT_3V 104Z R162
220
R277 CAS
R271 - 277 : 10K
R276 RAS
R275 SD_CS
R274 SD_CKE C281
100/16
R273 SD_UDQM +VBOOT
+
R272 SD_LDQM C282
R271 SD_WE 104Z
A3 17 16 A4
A3 A4
A2 18 15 A5
A2 A5
A1 19 14 A6
A1 A6
A0 20 13 A7
A0 A7
D0 21 12 SD9/EA12
DQ0 A12
D1 22 11 SD12/EA15
DQ1 A15
D2 23 10 SD13/EA16
C203 DQ2 A16
+ 24 9 SA15/EA18
VSS A18/VPP
72 100/16 A10 D3 25 8
DQ3 VCC
71 BA/EA19 D4 26 7 BT_WE
DQ4 _WE/A18
70 C212 D5 27 6 SA14/EA17
DQ5 A17
69 104Z D6 28 5 SD11/EA14
DQ6 A14
68 SD_CS D7 29 4 SD10/EA13
DQ7 A13
67 A4 BT_CS 30 3 A8
_CE A8
66 A5 A10 31 2 A9
A10 A9
65 A6 BT_OE 32 1 SD8/EA11
_OE A11
64 SD_CKE
SD_CLK_EN
63 A7
62 A8
61 C283
SD_CLK_IN
NC
60 A9 +VSD
+
R226
59 L211 SD_CKO
C284
58 NC 1 50
LL241 47
VDDSD2 VCC0 GND2
57 D0 2 49 SA15/EA18
VSSSD2 DQ0 DQ15
56 SD8/EA11 D1 3 48 SA14/EA17
DQ1 DQ14
55 SD9/EA12 4 47
GNDQ1 GNDQ4
54 SD10/EA13 D2 5 46 SD13/EA16
DQ2 DQ13
53 SD11/EA14 D3 6 45 SD12/EA15
DQ3 DQ12
52 SD12/EA15 7 44
VCCQ1 VCCQ4
51 C210 D4 8 43 SD11/EA14
VDDSD3 DQ4 DQ11
104Z
50 D5 9 42 SD10/EA13
VSSSD3 DQ5 DQ10
49 SD13/EA16 10 41
GNDQ2 GNDQ3
48 D6 11 40 SD9/EA12
NC5 DQ6 DQ9
47 SA14/EA17 D7 12 39 SD8/EA11
DQ7 DQ8
C288
46 SA15/EA18 13 38
VCCQ2 VCCQ3
45 SD_UDQM SD_LDQM 14 37 104Z
SD_DQM1 LDQM NC2
44 D7 SD_WE 15 36 SD_UDQM
_WE UDQM
43 D6 CAS 16 35 SD_CKO
_CAS CLK
C209
42 RAS 17 34 SD_CKE
_RAS CKE
41 104Z SD_CS 18 33
_CS NC1
40 D5 BA/EA19 19 32 A9
A11 A9
39 SD_LDQM A10 20 31 A8
A10 A8
38 D4 A0 21 30 A7
A0 A7
37 D3 A1 22 29 A6
A1 A6
A2 23 28 A5
A2 A5
A3 24 27 A4
A3 A4
25 26
VCC1 GND1
C287
NC