Onkyo TX-SR875, Service Manual

Page: 24 / 27

S E ATI DIA RA -8 SD-8
I ROPRO ESSOR SE TIO
TX-SR875
A
1
2
3
4
5
D
FCLK FBUS
VSPTXD/VSPSDA
NETRXD SPRLZ2 SPRLCS SPRLF
PROTECT
VOLSDO
VOLCLK
DSP3INT
DSP2RST
DSP1INT
VOLCS
DSP3RST
DIRRST
DIRINT
S SOUT
S SIN
MICMUTE
VOLH
REMIN
INT3 INT1
SPRLSB
DSP2INT
DSP1RST
HPRL
FTXD FRXD SPRLFB
KE
2
KE
1
KE
0
VOLB VOLA LEDSTB LEDSTB
2
HDMICLK HDMIRST FLDRST KE
3
HDMISDO
HDMISTB HDMISDI
CNVSS
BAND INT2
Z3MUTE_M Z2MUTE_M
SIOCSC SIOCSOE2 SIOCSOE1 SIOCSB SIOCSA
SBZ2MUTE_M
DIGSDI
DIGSDO
DIGCLK
APOWER1
APOWER2
TUMUTE_M
RI
DSP1NIC
THERMAL2
THERMAL1
MPOWER
DACRST
DSP1DEC
+5VM
HPDET
Z3MUTE
TUN/VSEL/VC_SDA
TUN/VSEL/VC_SCL
VPOWER
MEQMUTE
+3.3VMPU
+3.3VMPU
+3.3VMPU
Z2MUTE
GNDDG
RESET
CNVSS
FTXD
FRXD
FCLK
FBUS
MPOWER
NETSTATUS
RESET
Z2VOLCLK
Z2VOLSDO
XMRSV2
VSPRST
VSPREQ/BOOT
VSPRXD/VSPSCL
POFF2
XMRST
STEREO
SD
SRRXD
ROMCS ROMSDI ROMSDO ROMCLK
AMUTE
SBZ2MUTE
MICDET
KE INT1
CECOUT
CECTRG
XMTXD
FANCTRL
SRTXD
SRRST
CECIN
XMRXD
XMRSV1
VOLRST SIOSDO SIOCLK
VOLMUTE
RDSCLK
RDSSDI
POFF
SIOSTB
FSWPOWER
+5VST
+5VST
+3.3VST
+3.3VST
RXMUTE TXMUTE
VSPRD /VDLOCK
AMUTE_M
T
O
FLASH WRITER
+5.6V
NAAR-9075
R7003 47
R7005 47
R7006 220
R7007 47
R7018
220
R7016
10K
R7024 10K
R7030 47
R7031 47
R7032 220
R7033 220
R7034 47
R7035 47
R7036
47
R7054
10K
C7005 104Z
R7037
47
R7038
47
R7042
47
R7043
47
R7040
47
R7045
220
R7048
47
R7050
47
R7051
47
R7053
47
R7055
47
C7009
104Z
R7062
47
R7063
47
R7070
47
R7071
47
R7072
47
R7075
47
C7011
104Z
R7077
47
R7078
47
R7079
220
R7080
47
R7081 220
R7082
47
R7083 220
R7084
47
R7085
47
R7086
220
R7088 220
R7089 47
R7087
47
R7092 220
R7094 47
R7095 47
R7097
47
R7098
47
R7099
220
R7100 220
R7101 220
R7102 220
R7103 220
R7104 220
R7105
47
R7106 47
R7011
1K
R7012 1K
R7278
10K
R7279
10K
R7280
10K
R7282
10K
R7090
47
C7012 104Z R7281 10K
C7010
104Z
R7109
220
R7139
47
R7138
47
R7141
47
R7144
220
R7137
220
R7136
4.7K
R7135
4.7K
R7134
4.7K
R7133
4.7K
C7017
104Z
R7122
47
R7121
47
R71
19
1K
R7120
1K
R7123
47
R7124
220
R7125
47
R7126
47
R7127
220
R7128
220
R7129
47
R7131
47
R7025
220K
R7289
10K
R7212
10K
10K
10K
0
R7211
R7210
R7213
R7213
DC Type only
R7285
220K
R7283 10K
R7272 10K
Q7005
DTC114 KA
Q7006
DTA114 KA
R7001 47
R7002 47
C7003
104Z
R7286
100
R71
13
R71
13
E
cept DC
T
ype
10K
R71
12
10K
R
7
111
10K
R71
10
33K
D7001
1SS352
R7290
10K
C7022
101J
R7298
2.2K
C7023
101J
R7267 47K
R7107 220
R7273 10K
R7064
47
R7065
10K
R7351
10K
Q7356
RN2402
R7365 10K
Q7007
DTC114 KA
R7027 4.7K
R7073 47
Q7001
MAIN MICROPROCESSOR
M3087BFKBGP
1
P96
2
2 P95/ANEX0/CLK4/CAN1IN/CAN1WU
3
3 P94/DA1/TB4IN/CTS4/RTS4/SS4
4
4 P93/DA0/TB3IN/CTS3/RTS3/SS3
5
P92
6
P91
7
P90/TB0IN/CLK3
8
P146/INT8
9
P145/INT7
10
P144/INT6
11
P143/INPC17/OUTC17
12
P142/INPC16/OUTC16
13
P141/INPC15/OUTC15
14
P140/INPC14/OUTC14
15
B TE
16
CNVSS
17
P87/XCIN
18
P86/XCOUT
19
RESET
20
XOUT
21
VSS
22
XIN
23
VCC1
24
P85/NMI
25
P84/INT2
26
26 P83/INT1/CAN1IN/CAN0IN
27
27 P82/INT0/CAN1OUT/CAN0OUT
28
P81
29
29 P80/TA4OUT/U/ISRXD0/RXD5
30
P77
31
P76
32
P75
33
P74
34
P73
35
35 P72/TA1OUT/V/CLK2
36
P71
37
P70
38
P67/TXD1/SDA1/SRXD1
39
VCC1
40
P66/RXD1/SCL1/STXD1
41
VSS
42
P65/CLK1
43
P64/CTS1/R
TS1/SS1/OUTC21/ISCLK2
44
P63/TXD0/SDA0/SRXD0/IRDAOUT
45
P62/RXD0/SCL0/STXD0/IRDAIN
46
P61/CLK0/R
TP01
47
P60/CTS0/R
TS0/SS0/R
TP00
48
P137/OUTC27
49
P136/OUTC21/ISCLK2
50
P135/OUTC22/ISRXD2/IEIN
51
P134/OUTC20/ISTXD2/IEOUT
52
P57/RD
53
P56/ALE
54
P55/HOLD
55
P54/HLDA/ALE
56
P133/OUTC23
57
VSS
58
P132/OUTC26
59
VCC2
60
P131/OUTC25
61
P130/OUTC24
62
P53/CLKOUT/BCLK/ALE
63
P52/RD
64
P51/WRH/BHE
65
P50/WRL/WR
66
P127
67
P126
68
P125
69
P47/CS0/A23
70
P46/CS1/A22
71
P45/CS2/A21
72
72
P44/CS3/A20
73
P43/A19
74
VCC2
75
P42/A18
76
VSS
77
P41/A17
78
P40/A16
79
P37/A15/(/D15)
80
P36/A14/(/D14)
81
P35/A13/(/D13)
82
P34/A12/(/D12)
83
P33/A11/(/D11)
84
P32/A10/(/D10)
85
P31/A9/(/D9)
86
P124
87
P123/CTS6/RTS6
88
P122/RXD6
89
P121/CLK6
90
P120/TXD6
91
VCC2
92
P30/A8/(D8)
93
VSS
94
P27/A7(/D7)/AN27
95
P26/A6(/D6)/AN26
96
P25/A5(/D5)/AN25
97
P24/A4(/D4)/AN24
98
P23/A3(/D3)/AN23
99
P22/A2(/D2)/AN22
100
P21/A1(/D1)/AN21
101
P20/A0(/D0)/AN20
102
P17/D15/INT5
103
P16/D14/INT4
104
P15/D13/INT3
105
P14/D12
106
P13/D11
107
P12/D10
108
P11/D9
109
P10/D8
11
0
P07/D7/AN07
111
P06/D6/AN06
11
2
P05/D5/AN05
11
3
P04/D4/AN04
11
4
P1
14
11
5
P1
13/INPC13/OUT13
11
6
P1
12
11
7
P1
1
1
/INPC1
1/OUTC1
1/ISCLK1
11
8
P1
10
11
9
P03/D3/AN03
120
P02/D2/AN02
121
P01/D1/AN01
122
P00/D0/AN00
123
P157/AN157/CTS6/R
TS6
124
P156/AN156/CLK6
125
P155/AN155/RXD6
126
P154/AN154/TXD6
127
P153/AN153/CTS5/R
TS5
128
P152/AN152/ISRXD0/RXD5
129
P151/AN151/ISCLK0/CLK5
130
VSS
131
P150/AN150/ISTXD0/TXD5
132
VCC1
133
P107/AN7/KI3/R
TP33
134
P106/AN6/KI2/R
TP32
135
P105/AN5/KI1/R
TP31
136
P104/AN4/KI0/R
TP30
137
P103/AN3/R
TP13
138
P102/AN2/R
TP12
139
P101/AN1/R
TP1
1
140
A
VSS
141
P100/AN0/R
TP10
142
VREF
143
AV
C
C
144
144 P97/ADTRG/RXD4/SCL4/STXD4
C7352
105K
Q7352
RN2402
R7296
2.7K
R7294
2.7K
R7293
2.7K
R7008
220
P7001
1
2
3
4
5
6
7
8
9
R7108 47
C7014
104Z
R7288
10K
R7299
2.2K
R7300
10K
R7292
10K
R7291
10K
R7287
10K
X7001
8.00MH
R7266
10K
R7264
27K
R7265
27K
D7002 1SS352
D7003
1SS352
C7013 104Z
R7303
10K
C7002
4.7/50
Q7351
RN1404
Q7355
RN1404
R7302 10K
R7301
10K
R7362
2.2K
R7356
2.2K
R7352
2.2K
R7357
1K
R7353
1K
C7006
104Z
C7007
104Z
C7008
102K
C7391 104Z
C7392 100/16
R7275
10K
R7049
47
R7391
10K
C7383
100/16
+
C7382
104Z
C7381
470/16
+
D7381
1SS352
D7382
1SS352
R7355
10K
R7366
2.2K
R7367
1K
C7371 470/16
Q7362
RN2402
C7362
105K
Q7361
RN1404
R7363
1K
C7366
105K
C7365
105K C7361
105K
C7351 105K
Q7385
S812C33AUA-C3G-T2
2 I
1
G
3
O
C7266
100/16
+
C7015
102K
C7016
102K
R7026
220K
Q7002
RN1404
R7096 220
C7018
102K
C7019
102K
C7020
102K
R7295
2.7K
C7021
102K
R7069
47
R7361 10K
R7392
10K
C7265
105K
C7356
105K
C7355 105K
R7256
10K
R7255
10K
Q7365
RN1404
Q7366
RN2402
C7386
104Z
D7371
1SS352
D7383
1SS352
D7384
1SS352
C7385 470/16
+
C7387
100/16
+
Q7381
S812C56AUA-C3G-T2
2
I
1
G
3
O
D7372
1SS352
Q7262
XC6213B332MR
5
VOUT
4
NC
3
CE
2
VSS
1
VIN
Q726
XC6202P
1
O
2
G
Q7003
DTA114 KA
C7025
104Z
C7024
104Z
R7268
10K
R7269
10K
R7371
47
C7263
100/16
+
R7284
100
Q7391
IS25C64A
1
CS
2
SO
3
WP
4
GND
5
SI
6
SCK
7
HOLD
8
VCC
C7004
104Z
R7261
10K
R7251
10K
R7263
10K
R7262
10K
R7270
2.2K
R7271
2.2K
U28 I ROPRO ESSOR P OARD
Note
SD- X is short or Shce atic Dia ra - and
each soc et s location, X A to H,
1 to 5.
T E COMPO E TS IDE TIFIED MARK ARE CRITICAL FOR SAFET .
REPLACE O L WIT PART M ER SPECIFIED.
VOLTA E MEAS RED WIT VOLTMETER IS DC VOLTA E. O I P T SI AL .
ALL P P TRA SISTORS ARE EQ IVALE T TO 2SA1 15- R LESS OT ERWISE OTED.
ALL P TRA SISTORS ARE EQ IVALE T TO 2SC1815- R LESS OT ERWISE OTED.
ALL DIODES ARE EQ IVALE T TO 1SS133 LESS OT ERWISE OTED.
ELECTROL TIC CAPACITORS ARE I F WV.
ALL CAPACITORS ARE I pF 5 WV LESS OT ERWISE OTED.
EX 3 - 3pF, 33 - 33pF, 331- 33 pF, 333- . 33 F
ALL RESISTORS ARE I O MS 1 4WATTS LESS OT ERWISE OTED.
T E T ICK LI ES O PC OARD ARE T E PRI TI SIDE OF T E PARTS.
EX PRI TI SIDE
CIRC IT IS S ECT TO C A E FOR IMPROVEME T.
NOTE
R7001, R7002 R7005, R7007 R7262, R7263 DC T
ype
Only
+5.0V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+5.0V
+5.0V
+5.0V
+5.0V
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