Onkyo TX-SR702 Service Manual page 26

A
SCHEMATIC DIAGRAM 9
102J
C716
102J
C717
1
102J
C718
102J
C719
102J
C720
102J
C721
102J
C722
102J
C723
2
LK4
N Vref
N Avcc
UT3 P97/_ADTRG/SIN4
N3 P96/ANEX1/SOUT4
K3
3
U
P44/CS0
P45/CS1
W P46/CS2
S2/TA1IN/V P47/CS3
OUT/V
L2/TA0IN/TB5IN
A2/TA0OUT
A1
L1
4
5
B
Microprocessor section
C714 102J
C715 102J
GNDCPU
R833 4.7K
R834 10K
R835 10K
R836
10K
DSPBUSY
VOLH
SEC1H
PROTECT
R779 220
102 THERMAL
P11/D9
101 SYSOUT
P12/D10
R778
100 220 RDSSIG
P13/D11
R777 220
99 RDSDATA
P14/D12
98 R776 220 IRABUS
P15/D13/INT3
R775 220
97 IRIN
P16/D14/INT4
96 SYSIN
P17/D15/INT5
R981
95
P20/AN20/A0(/D0/-)
R983
94
P21/AN21/A1(/D1/D0)
93 R985
P22/AN22/A2(/D2/D1)
R987
92
P23/AN23/A3(/D3/D2)
91 R989
P24/AN24/A4(/D4/D3)
R991
90
P25/AN25/A5(/D5/D4)
R993
89
P26/AN26/A6(/D6/D5)
88 R995
P27/AN27/A7(/D7/D6)
87
Vss
86 R774
P30/A8(/-/D7)
C712
85
Vcc2
R773
84 104Z
P120
83 R772
P121
R771
82
P122
81 R770
P123
R769
80
P124
R768
79
P31/A09
78 R767
P32/A10
R766
77
P33/A11
76 R765
P34/A12
R764
75
P35/A13
R763
74
P36/A14
73 R762
P37/A15
R761
72
P40/A16
71 R760
P41/A17
R759
70
P42/A18
R758
69
P43/A19
68 R757
R756
67
66 R755
R754
65
10K
R825
+5VMUT
R841
2.2K
Q705
RN1404
SBZ2MUTD
Z2PLMUTD
SBZ2MUTM
Z2PLMUTM
SYSOUT
R831
UDZS5.1B
D707
R982
R984
R986
R988
R990
R992
R994
R996
220 VPOWER
220
FANH
220 FANCTR
220
SBZ2MUTM
220 Z2PLMUTM IRABUS
220 SPRLSB
220
SPRLZ2
220 SPRLCS
220
SPRLF
220 APOWER
220 AMUTM
220
TUMUT
220 SD
RDSSIG
220
STEREO
220 PLLCLK
RDSDATA
220 PLLSDI
220
PLLSDO
220 PLLCE GNDV
220
VLTNDAT
220 VLTNCLK DET
220 VLTNSTB
C737
3.3/50
STEREO
SD
TUMUT
TU_R
TU_L
DET C738
3.3/50
R856
47K
R858
R857 C739
47K
PLLSDI 101J
PLLCLK
PLLSDO
PLLCE
C740
C741
GNDA 10/16
UDZS5.1B
+12VA
C
R843
2.2K
Q709
Q707
RN1404 RN1404
A B
D PP
R981 56K
R982 0 33K
R983 10K 10K
R984 33K
R985 10K 10K
R986
R987 10K 33K
RN2402
Q703 R988 56K
R989 10K 10K
R990 10K 10K
220K
R991 10K 10K
R992 33K
1SS355
D708 R993 10K 10K
R994 10K 10K
R995 56K 10K
R996 33K 10K
European model only
R847,R848,R849:All models
4.332MHz
X702
Q710
BU1924FS
R851 47K
+
R852
1
47K
2
3
4
5
6
7
8
+
9
100K 10
11
12
13
14
15
101J R854
47K
+
R853
D709
47K
TX-SR702/E
D
R845
2.2K
C D
PA OTHER
33K 10K
10K 10K
10K 10K
10K 10K
33K 33K
56K 56K
10K 10K
10K 10K
10K 10K
33K 33K
10K 10K
10K 10K
56K 10K
33K 10K