Onkyo TX-SR502 Service Manual

SCHEMATIC DIAGRAMS-1
PREAMPLIFIER SECTION
TX-SR502/E/8250/HT-R520TX-SR502/E/8250/HT-R520
D9513 D2SB80A
Q7301 IC42S16100
A021
A122
A1020
A1119
A223
A324
A4 27
A5 28
A6 29
A7 30
A8 31
A9 32
CKE 34
CLK35
DQ02
DQ13
DQ1042
DQ1143
DQ1245
DQ1346
DQ1448
DQ1549
DQ25
DQ36
DQ48
DQ59
DQ611
DQ712
DQ839
DQ940
GND1 26
GND250
GNDQ14
GNDQ210
GNDQ341
GNDQ447
LDQM
14
NC1 33
NC237
UDQM36
VCC01
VCC1 25
VCCQ17
VCCQ2 13 VCCQ338
VCCQ4
44
CAS16
CS
18
RAS
17
WE
15
Q181 BU1924FS
CIN8 FLOUT7MODE10 MPXIN4
RDCL16
RDDA2 RDS-ID/1
RST 15
TEST 9
VDDA5 VDDD12 VREF3 VSSA6 VSSD11
XIN 13
XOUT14
RESET UHS,_CSOUT,GPIO17 SCCLK HINBSY,GPIO8 SCDOUT,SCDIO A1,GPIO12 VDD5 VSS5 SCDIN SCS FSCLKN1,STCCLK2 VSS4 VDD4 FSDATAN1 A0.GPIO13 CS,GPIO9 CLKSEL CLKIN,XTALI XTALO PLLVDD FILT1 FILT2 PLLVSS WR._DS,GPIO10 RD,_R/W,GPIO11 FLRCKN1 CMPDAT,FSDATAN2 CMPREQ,FLRCLKN2 HDATA0,GPIO0 HDATA1,GPIO1 VDD3 VSS3 HDATA2,GPIO2 CMPCLK,FSCLKN2 AUDATA0 AUDAUA1
VSS1
VDD1
LRCK1
SCLKN,GPIO22
LRCKN,GPIO23
SDATAN0,GPIO24
SDATAN1,GPIO25
SDATAN2,GPIO26
SDATAN3,GPIO27
SDCAS
SDRAS
SDADDR3,EXTA3
SD_ADDR2,EXTA2
SD_ADDR1,EXTA1
SD_ADDR1,EXTA1
NC1
NC2
NC3
NC4
AUDATA2
HDATA3,GPIO3
SCLK0
HDATA4,GPIO4
AUDATA4,GPIO28
VSS2
VDD2
MCLK
SCLK1
HDATA5,GPIO5
HDATA6,GPIO6
HDATA7,GPIO7
AUDATA5,GPIO29
AUDATA6,GPIO30
LRCK0
AUDATA3,XMT958A
AUDATA7,XMT958B,GPIO31
SD_DATA3,EXTD3
SD_DATA4,EXTD4
SD_DQM0
SD_DATA5,EXTD5
VSSSD4
VDDSD4
SD_DATA6,EXTD6 SD_DATA7,EXTD7
SD_DQM1
SD_DATA15,EXTA18 SD_DATA14,EXTA17
NC5
SD_DATA13,EXTA16
VSSSD3
VDDSD3
SD_DATA12<XETA15
SD_DATA11,XETA14 SD_DATA10,EXTA13
SD_DATA9,EXTA12 SD_DATA8,EXTA11
VSSSD2
VDDSD2
SD_CLK_OUT
SD_ADDR9,EXTA9
SD_ClL_IN
SD_ADDR8,EXTA8 SD_ADDR7,EXTA7
SD_CLK_EN
SD_ADDR6,EXTA6
SDCS
SD_ADDR5,EXTA5 SD_ADDR4,EXTA4
VSSSD1
VDDSD1
SD_BA,EXTA19
SD_ADDR10,
EXTA10
UHS0.GPIO18
UHS1,GPIO19
INTREQ
FA1,FSCDIN
GPIO20
FA0,FSCCLK
FHS2,FSCDIO,FSCDOUT
GPIO21
FDAT7
VDD6
VSS6
FHS0,_FWR,_FDS
FHS1,_FRD,_FR/W
FDATA6
FCS
FINTREQ
FDBCK
FDAT4
FDAT5
VDD7
VSS7
FDAT3
FDBDA
FDAT2
DBDA
DBCK
FDAT1
TEST
FDAT0
NVWE,GPIO16
NVOE,GPIO15
NVCS,GPIO14
SDWE
SD_DATA0,EXTD0
SD_DATA1,EXTD1
SD_DATA2,EXTD2
CS494003CQ-Z
Q701
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37 38 39 40 41 42 43 44 45 46 47 48 49 50
51 52 53
54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144
MX29LV040
Q702
A0
0
A1
9
A10
A11 1
A12 12
A13 4
A14 5
A15 11
A16 10
A17 6
A18/VPP 9
A2
8
A3
7
A416
A515
A614
A713
A8 3
A9 2
DQ0
DQ1
2
DQ2
3
DQ3
5
DQ4
6
DQ5
7
DQ6
8
DQ7
9
VCC 8
VSS
4
CE
0
OE
2
WE/A18 7
C7021 104Z
C7007
104Z
C7020
104Z
C7003 104Z
C721
104Z
C9512
223Z
C9511
223Z
C104
101J
C106
101J
C7006
104Z
C7014
104Z
C352
104Z
C182
103K
C183
561J C185
104Z
C186
330J
C187
330J
C7008
104Z
C7009
104Z
R7315
R6411
1
.0
1/2W
R109
330
1/2W
R6422
4.7
R6421
4.7
R7041
NC
R717
220
R6407
3.3
1W
R6408
3.3
R6405
47K
R7317
R7316
R7314
R7313
R7312 R7311
R7033
47K
R7080
INIT3
R7079
INIT2
R7078
INIT1
R7180
R7178
R7179
R7004
R7005
1K
R7001
2.2K
R7002
2.2K
R7003
BAND
R102 22K
R103 22K
R7839
22K
R107NC
R104 100K
R7138
22K
R7042
NC
R7044
1K
R7045
1K
R7048
220
R7046
1K
R7049
1K
R7050
1K
R7051
1K
R7047
220
R7053
220
R7052
1K
R7056
NC
R7057
NC
R7058
NC
R7059
NC
R7043
220
R7054
NC
R7055
NC
R7141
NC
R7021
2.2K
R7022
220
R7023
220
R7024
220
R7025
220
R7026
220
R7027
220
R7028
220
R7029
220
R7030
220
R7036
220
R7039
2.2K
R7040
220
R7038
2.2K
R7031
220
R7032
220
R7037
220
R7035
220
R7034
470
R7134
1K
R7067
220
R7068
220
R7069
220
R7070
220
R7072
220
R7073
NC
R7074
NC
R7075
NC
R716
220
R718
220
R7318
R700
330
R701
3K
R703
3.3K
R705
10K
R707
10K
R709
3.3K
R702
3.3K
R708
3.3K
R711
3.3K
R719
3.3K
R720
3.3K
R721
3.3K
R712
10K
R722
10K
R723
3.3K
R724
47
R725
47
R726
47
R727
47
R728
47
R729
47
R730
47
R731
47
R733
47
R736
47
R735
47
R734
47
R732
47
R750 3.3K
R737
47
R738
47
R739
47
R740
47
R741
47
R742
47
R744
47
R745
47
R743
47
R710
220
R704
220
R706
220
R751
220
R749
220
R748
220
R747
220
R746
220
R714
3.3K
R713
3.3K
R715
3.3K
R763
22
R761
NC
R762
22
R764
NONE
R781 1M
R7081 220 R7082
220
R7084
220
R7085
220
R7083
220
8
5
0
R181
1K
R7014
82
R7015
82
R7016
82
R7008
220
R7009
220
R7062 1K
R7063
1K
R7061
220K
R7010
220
R7012
NC
R7011
NC
R7017
82
R7018
82
R7019
220
R7020
220
R7064 1K
R7065
1K
R7076
1K
R7066
1K
R7071
4.7K
R7120
1K
R7060
47K
R7077
1K
C109
C9510
220/63
C9505
2200/35
C9506
470/35
C9508
4700/16
C9507
220/35
C7005 100/6.3
C7001
104F
C7002
100/6.3
C101
3.3/50
C103
3.3/50
C7004
1/50
C7011
47/16
C7012
47/16
C7015
47/16
C701 47/16
C704
2.2M
TANTAL
C703
47/16
C713 1/50
C751
220/6.3
C7307
100/6.3
C184
47/16
C181
2.2/50
D7003
D9506
D9502D9504
D9503
D9502-9505:
RL1N4003
D9505
D9507
D7002 1SS352
D7001
D7004
1SS352
C7010
104Z
C706
680J C702 104Z
C708
104Z
C707
104Z
C715
104Z
C714
104Z
C712
104Z
C711
104Z
C710
104Z
C709
104Z
C719
104Z C718 104Z
C716
104Z
C705
122J
C717
104Z
C720
101J
C752
104Z
C7305
104Z
C7306
104Z
C7304
104Z
C7303
104Z
C7302
104Z
C7301
104Z
224K
P351
C9513
104J
C9514
104J
C9502
104J
C9515 104
C9516 104
C6421
104J
C6401
104J
C9503
104J
C9501
104J
Q7002
TC74VHC541FT
A1 2 A2 3 A3 4 A4 5 A5 6 A6 7 A7 8 A8 9
GND 10
VCC20 Y118 Y217 Y316 Y415 Y514 Y613 Y712 Y8
11
G1
1
G2
19
X181
L7302
LL241
L703
220M
L7302
L701
022M
L7001
470K
NCH-1479
L7002
022M
NCH-1471
L702
022M
L751
022M
L7301
022M
L181
220K
X7001
CSTCV12.5MXJ
X781
CSTCV12.2MTJ0C4
P7701
TO RS232C
R9507
15K
R9509
100K
R9506
22(1/2W)
R9508
15K
R7000
100
R186
47K
R185
47K
R187
47K
R184
1K
R182
1K
R183
1K
4
08
N
1402
R
C102S
Q7007
KRC104S
OR RN1404
Q7006
KRC104S
OR RN1404
Q7001
KRC104S
RN1404
D109
UDZS5.1B
D9508
UDZS27D
D7702
UDZS6.2B
Q7008
MPD784225
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80
P101
TO TUNER PACK
P801
P412BFLASH
TC74HCT7007AF
Q7003
1 2 3 4 5 6 78
9
10 11 12 13
14
P411B
TO NAETC-8238
P7502B
TO NADIS-8231
P6403
Q9501
2SA1015-GR
KTA1266-GR
P406
P410B
TO NAETC-8238
P306
Q7004 BA33C25FP
2.5V
5
3.3V
4
G
3
NC
2
VI
1
+22V
SEC1-1
+22V
GND
SEC1-2
-VP
SEC3-1
-22V
SEC3-2
STEREO
SD
TMUT
TUR GND TUL
RDSDET
+12VA FMSIG
GND
PLLCL PLLDA
PLLSTB
TX
RX1
+5VDSP
RX2
RX3
VMUT1 VMUT2
CTLB CTLA
RI
CNPT
GND
+12VVD
5.6S
PROTHERM
CTLB
CTLA
POWER
POWER
VMUT1 VMUT2
SPF SPF
SPCS SPCS
SEC1H SEC1H
TMUT
PLLCL PLLDA
PLLSTB
AMUT
PLLDI
STEREO
SD
SPB SPB
CNPT VOLH
PROTECT
HPIN
GND
RI +13V
AMUT
HPIN
MCRDY
T1RECMUT HPMUT MCSDA
V1RECMUT
MCRST
MCMDA
SELMUT
MCCLK
MCCLK
SELCK MCMDA MCRST
SELDA MCSDA HPMUT
LPO
CODECPD MCRDY
-VP
GND
CODECCS
RPO
FCS
MCRDY
DRES 232TXD
RSPO
IC
232RXD
GND
FVCC
DSPCLK
LSPO MPURST
DSPDA
MCCLK
DSI
CPO MCMDA
MCSDA
SBO
GND
PROTHERM
VOLH
PROTECT
DSPCLK
DSPDA
FCS
DRES
SWPO
IC
+5VDSP
RDSSCK
AMUT
RDSSIG
INT1 INT0 FINT
INTDSP
RDSDATA
CODECPD CODECCS
DSPCLK_33
DSPDA_33
3VFCS
3VDRES
3VSCS
RDSSIG
RDSDATA
RDSDET
SDCLK
A9
DSI
3VINT
A10
SDCS
A4 A5 A6 A7 A8
A11 A12 A13 A14 A15 A16 A17 A18
UDQM
D7 D6 D5
LDQM
D4 D3
SDBA
INTDSP
CS_SDVDD
CKE
3VDSI
A4
A5
A6
A7
A12 A0 D2
A18
A15 A1 D1
A16 A2 D0
A3 SDWE
RAS CS
CAS OE
A17 WE
A14
+5VDSP
A13
A8
SAI_SDOUT
INT1
A9
FINT
A11
3VINT1
WE
DIRLRCK
3VINT0
DIRBCK
INT0
3VFINT
3VFINT
3VFCS
D0 A18
D1
A17
3VINT
D2 A16
D3 A15
D4 A14
D5 A13
DACBCK
D6 A12
D7 A11
DALRCK
LDQM
DSPXTI SDWE
UDQM
CAS SDCLK
DIRBCK
DIRLRCK
RAS CKE
SDCS
+5VDSP
SDBA A9
A10 A8
A0 A7
A1 A6
A2 A5
CS_VDD
A3 A4
DSPCLK_33
DIRLRCK
DSPDA_33
DIRBCK
3VDSI
3VDRES
DSPXTI
3VSCS
SAI_SDOUT
SUBWOOFER
PREOUT
TO NAAF-8235
<Notes>
NC=No mount of parts.
NC
TO NAETC-8243
A
1
2
3
4
5
BCDEFGH

Onkyo TX-SR502 Specifications

General

Brand	Onkyo
Model	TX-SR502
Category	Receiver
Language	English