Sd-X:xy Is Short For Shcematic Diagram-X And Each Socket's Location, X=A To H, Y=1 To - Onkyo TX-SR875 Service Manual

E
O PC BOARD
+14.0V 100(1/2W)
R4113
22/50 820
C4067 R4099
C4101
47/50
4093
39K
6 6
5 5
C4065
J
4 4
182J
3 3
47/50
2 2
1 1
C4102
C4105
-14.0V
47/50
GND
R4114
100(1/2W)
47/50
C4106
J 182J
4 C4066
39K
R4094
22/50 820
C4068 R4100
25
26
27
-14.4V
25 NC
28
VSS
26 COM3
29
27 NC NC
30
CS1
31
GND
32
CK
33
DATA
34
RAY
STB
35
CS2
38 NC
36
NC
39 COM3
37
VDD
40 NC
38
+14.4V
39
40
65 Z2R
66 Z2L
67
68
69
70
1/RECL5
71
RECR3
72
RECL3
73
FLIN1
2SC2120
74
FRIN1
Q4291
+6.9V
75
CIN1
76 Z3L
SWIN1
77 Z3R
SLIN1
78
SRIN1
79
80
Q4292
-6.9V
2SA950
F
NE5532AP
3
C4103
1
2
47/50
Q4030A
Q4030B
6
47/50
7
5
C4104
NE5532AP
NE5532AP
3
C4107
1
2
47/50
Q4031A
Q4031B
6
47/50
7
5
C4108
NE5532AP
-14.4V
+14.4V
1
2
3
4
5
6
7
-14.4V
8
22(1/2W)
R4128
22(1/2W)
R4127
+14.4V
R4257
220K
R4258
+14.4V
47(1/2W)
R4291
1 1
2 2
47(1/2W)
3 3
R4292
4 4
-14.4V
5 5
6 6
7 7
8 8
9 9
10 10
11 11
12 12
13 13
R4161
NE5532AP
R4159 10K
2
C4111
1
10K
3 R4163
47/50
220K
Q4032A
5 Q4032B R4164
47/50
7 220K
R4160
6
C4112
10K 10K
NE5532AP
R4162
-15VCD
R4169
R4166 47/50 47K
100
C4120
R4171
R4170
100K
100
R4165
C4119
100
47/50
NAASP-9080
U32
AMPLIFIER PC BOARD
1
2
3
4
5 C4201
6 3 NE5532AP
C4203
7
1
47/50
8 2
47/50
Q4201A
Q4201B
6
47/50
7
47/50
5
C4204
NE5532AP
C4202
C4205
NE5532AP
3
C4207
1
47/50
2
47/50
Q4202A
Q4202B
6
47/50
7
47/50
5
C4208
C4206
NE5532AP
220K
47/50 R4233 R4235 R4239
R4231
220 Q4209
C4219 100 10 47
Q4211
RN1441 RN1441
RN1441 RN1441
Q4212
47/50 220 Q4210 100 10 47
R4236
C4220 R4232 R4234 R4240
47/50 R4219 R4221 R4223 R4227
Q4207
220 100 47
C4215 10
Q4205
RN1441
RN1441
RN1441 RN1441
Q4206
47/50 220 100 10 47
Q4208
R4224 R4228
C4216 R4220 R4222
G
<Note>
SD-x:XY is short for Shcematic Diagram-x and
each socket's location, X=A to H, Y=1 to 5.
MainAL
MainAR
MainBL
MainBR
BTLL
BTLR
TX-SR805 Only
TUMUTE
R4124
R4122 TU_R
2.2K 0
Q4025
RN1441
RN1441
Q4026
0
2.2K TU_L
R4123 R4121 XM_R
XM_L
SR_R
SR_L
SELCLK
SELSDO
SELSTB
MCH_C
MCH_SW
MCH_SL
MCH_SR
MCH_SBL
MCH_SBR
TAPEOUTL
TAPEOUTR
VIDEOOUTL
VIDEOOUTR
Z2VOLSDO
Z2VOLCLK
VIDEO5L
VIDEO5R
+15V
-15V
PZ2L
PZ2R
GND
Z3MUTE
Z2MUTE
P4008
102J
C4243
L
ZONE 3 PRE OUT/LINE OUT
R
L
ZONE 2 PRE OUT/LINE OUT
R
TX-SR875
H