Onkyo PR-SC886 Service Manual page 23

A B
Q Q
3 7 6 3 1 5 1 5 0
SCHEMATIC DIAGRAMS-18 (SD-18)
BALANCE TERMINAL SECTION
NATRM-9108
1
U25 BALANCE TERMINAL PC BOARD
P5600
R5600 +14.0V
2 1
47/50
100
L C5610 R5620
3
C5620
47/50
BLANCE INPUT
C5600
102
2 1
R
C5611
3
47/50
C5621
47/50
P5601
R5610 -14.0V
100
2
2SC3851-Y
-14.4V Q5011
Q5010
2SA1015-GR
Q5012
+14.4V
2SA1488-Y
9
8
T E
L 7 1 3 9 4 2 2 9 6 5 1 3
AGND
-15V1
6
AGND
3 5 AGND
AGND
4
AGND
3
AGND
AGND
2
AGND
1 AGND
AGND
9
-14.4V
-15V9
8 -15V8
-15V7
7 -15V6
6
-15V5
5
-15V4
4
-15V3
3
-15V2
2
-14.4V
1 -15V1
+14.4V
9 +15V9
8 +15V8
7 +15V7
6 +15V6
5 +15V5
4 +15V4
4
3 +15V3
2
1 +14.4V
+15V2
+15V1
P5120A
1
AGND
P5000A
13 C
12
11 SR
10
9 SBR
8
7 R
6 AGND
5 L
4
3 SBL
2
1 SL
1
2 SW
AGND
w w w
5
.
C
-14.4V
-14.4V
+14.4V
Lch
NE5532AP
22K
Q5600:A
3
C5640
1 R5800
+14.0V
R5630
2
MTZJ5.1B MTZJ5.1B
47/50
100 NE5532AP
D5700 D5701
22K
R5650
Q5800:A
C5800
10K +5.1V C5700 C5701 -5.1V 3
10K + + 1
47/50
100/25 100/25
2
R5651
R5621 6 16 1
Vcc 0Y
C5641
7 15 2
22K 2X 2Y
5 14 3
47/50
1X Y_COM
13 4
R5631 Q5600:B 6
X_COM 3Y
22K 12 5
0X 1Y 7
11 6 C5801
5
R5704 10K 3X INH
10 7
A Vee 47/50 Q5800:B
9 8
B GND R5801
R5705
10K
Rch Q5700
100 -14.0V
TC74HC4052AP
0.22(1/2W)
R5020
2SK365-GR
Q5014
2SK365-GR
Q5013
R5017
0.22(1/2W)
R5321
+15V7
NE5532AP NRL-2P2A-DC12-178
100K
R5300 +14.0V
C5120 Q5160:A 2SD655
100 R5100 3 100
Q5110
C5170 R5140 R5160 R5250
1
270 47/50
2 R5270
47/50 270 100
R5180 R5190 10K
Q5100
R5120
2SD655 10K
10K
R5280
2SD655
R5130
Q5120
FL 10K
6 C5270
C5190 R5150 R5200 R5210 R5260 102
7
5
100 270 R5170 Q5130 100
47/50
R5310 Q5160:B 100 2SD655
-14.0V
-15V7 C5200,C5210 R5180,R5190
C5220,C5230 R5200,R5210
+14.0V 104J 2.2K
+15V5
NE5532AP
R5301 1SS133
Q5161:A
R5101 C5121 2SD655
100 3 100
C5171 R5141 R5161 Q5111 R5251
1
270 47/50
10K
2 270 R5181 R5191
47/50 100
R5271
Q5101
R5121
2SD655 10K
AGND 10K
2SD655 R5281
R5131
Q5121
FR 10K C5271
6
R5201 R5211
C5191 R5151 R5261 102
7
NRL-2P2A-DC12-178
5 Q5131
47/50 270 R5171 100
Q5161:B 2SD655
-15V5 -14.0V 100
C5201,C5211
R5311 100 R5181,R5191
C5221,C5231
R5201,R5211
+14.0V 104J
+15V6
2.2K
NE5532AP NRL-2P2A-DC12-178
R5305
R5105 C5125
100 3 Q5165:A 100 2SD655
C5175
R5145 R5165 Q5115 R5255
47/50 1
270
2 10K
47/50 270 100
R5185 R5195
R5275
Q5105
R5125
10K
10K 2SD655 C5205 C5215
2SD655 R5285
R5135
Q5125 C5275
SBL 10K
6 102
C5195 R5155 R5205 R5215 R5265
7
5
47/50 270 R5175 Q5135 100
Q5165:B 2SD655
-14.0V 100
-15V6
C5205,C5215
R5185,R5195
R5315 100 C5225,C5235
R5205,R5215
C5282
104J
2.2K
+14.0V D5102
+15V4
NE5532AP
1SS133
R5306
C5126
R5106 Q5166:A 100 2SD655
100 3
C5176 R5146 R5166 Q5116 R5256
1
270 47/50
2 10K
270 100
47/50
R5186 R5196
R5276
Q5106
R5126
10K
C5206 C5216
10K 2SD655
2SD655 R5286
R5136
Q5126
NRL-2P2A-DC12-178
SBR 10K
6 C5276
C5196 R5156 R5206 R5216 R5266
7
102
5 R5176 Q5136
47/50 270 100
Q5166:B 100 2SD655
-15V4 R5316
C5206,C5216
x a o R5186,R5196
100 -14.0V C5226,C5236 y
R5206,R5216
104J
2.2K
i
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D E
1
2
3
4
0.22(1/2W)
R5028
R5027
0.22(1/2W)
D5013
D3SBA20
C5025
+ +
8200/35 C5024
8200/35
RLGND
Q Q
3 7 6
RL5100
12 1 +14.0V
+15V2 R5302
8 9 NE5532AP
10 100
R5102 C5122
1 2 3 Q5162:A
3
47/50 1
5 4 3 270
2
P5100 AGND
FRONT L
R5132
C
2SC1815-GR 10K
6
Q5141
7
C5281 104
R5291
5
Q5162:B
1K R5312 -14.0V
D5101 -15V2
100
R5307 +14.0V
+15V9
12 1 NE5532AP
8 100
9 R5107 C5127 Q5167:A
3
10
1 2 270 1
3 47/50
2
5 4 3
RL5101
AGND
P5101
R5137
FRONT R
SW
6 10K
C5197
7
5
100 47/50
Q5167:B
R5317 -14.0V
-15V9
+14.0V
+15V8 R5303
RL5105
NE5532AP
100
12 1 C5123
R5103 3 Q5163:A
P5105
8 9
C5173
1
10 270 47/50
2
1 2
3
5 4
3
AGND
R5133
SURR
SL 10K
BACK L 6
7
2SC1815-GR 5
100
Q5142 Q5163:B
R5313 -14.0V
-15V8
104
R5292
R5304 +14.0V
+15V3
1K
NE5532AP
100
C5124
R5104 Q5164:A
3
12 1 1
270 47/50
8 9 2
P5106
10
3
1 2
5 4
AGND
3
RL5106
R5134
SR 10K
6
7
SURR
5
R5314 -14.0V Q5164:B
-15V3
BACK R
u 1 6 3
100
.
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F G
2 4
8 9 9
0.22(1/2W) 2SA1488-Y
R5000 Q5007 +14.4V
D3SBA20
F5000 Q5005
D5000
2SK365-GR
4A/125V
F5001
2SK365-GR
4A/125V
Q5006
-14.4V
R5003
0.22(1/2W) Q5002
R5030
2SC3851-Y
D10XB60H
0.22(1/2W)
D5011
NJM2388F09
+12V
Q5004
J5007 +9.0V J5008
+9VTU
J5000
F5003
D3SBA20
2.5A/125V
D5006
+11.7V
GNDHD
+3.3V_HD
C5016
+1.2V_HD
3300/25 R5011
1(1/2W)
1
2
3
4
F5002 R5012 R5025 R5031 R5032
5
6
2.5A/125V +4.6V 0.39(1/2W) 0.39(1/2W)
7
0.39(1/2W) 0.39(1/2W)
8
P5001
1
Type J5000 J5001 J5005 J5006 J5007 J5008
2
DD NO YES YES YES NO NO
3
4 MP YES NO NO NO YES YES
5
P5003
3 1 5 1 5 0 8 9 2
NRL-2P2A-DC12-178
RL5102
100 2SD655
R5142 R5162 R5252
C5172 Q5112 1
12
10K 8 9
47/50 270 100
R5182 R5192 R5272 10
1 2
3
Q5102
5 4 3
2SD655 C5202 C5212
R5282
2SD655
Q5122 10K
C5272
R5152
C5192 R5202 R5212 R5262
102 P5102
47/50 270 R5172 Q5132 100 CENTER
100 2SD655
C5202,C5212 R5182,R5192
C5222,C5232
R5202,R5212
104J
2.2K
NRL-2P2A-DC12-178
RL5107
100 2SD655
C5177 R5147 R5167
Q5117 R5257 12 1
P5107
10K 8 9
47/50 270 100
R5187 R5197
R5277 10
Q5107 3 1 2
5 4
2SD655 C5207 C5217
3
R5287
2SD655
10K
Q5127
R5157 R5207 R5217 R5267
270 R5177 Q5137 100
SW
2SD655
100
C5207,C5217
R5187,R5197
C5227,C5237
R5207,R5217
104J
2.2K NRL-2P2A-DC12-178
100 RL5103
2SD655
R5143 R5163 Q5113 R5253 1
12
10K 8 9
47/50 270 100
R5183 R5193
R5273
10
1 2
3
Q5103
10K 5 4 3
2SD655 C5203 C5213
2SD655 R5283
Q5123
C5273
C5193 R5153 R5203 R5213 R5263 102 P5103
270 R5173 Q5133 100 SURR L
47/50
100 2SD655
C5203,C5213
R5183,R5193
C5223,C5233
R5203,R5213
104J
2.2K NRL-2P2A-DC12-178
100 RL5104
2SD655
C5174 R5144 R5164 R5254
Q5114 12 1
10K 8 9 P5104
270 100
47/50
R5184 R5194
R5274 10
3
Q5104
1 2
10K
2SD655 C5214 5 4
C5204
3
2SD655 R5284
Q5124 m
C5274
C5194 R5154 R5204 R5214
102
SURR R
Q5134 R5264
47/50 270 R5174
100
C5204,C5214 100 2SD655
c o
C5224,C5234 R5184,R5194
104J R5204,R5214
2.2K
PR-SC886
H
2
8 9 9
<Note>
SD-x:XY is short for Shcematic Diagram-x and
each socket's location, X=A to H, Y=1 to 5.
JL4014A
+15V
6
-15V 5
GND 4
GND
3
GNDRL 2
+12V 1
1
+12V 2
3
JL2601A
+9V_HD 1
2
3
4
P5A
4 9 8 2 9 9
20 MUTE
19 RLSB
18 SW_B
17 SW_A
16 RLLCRSSW
15 +9VTU
POFF2
14 16
13 15
12 +9V 14
11 GNDDG 13
10 +5.3VXM 12
9 DIGSDI 11
8 DIGSDO 10
7 DIGCLK 9
6 ~DAC2CS 8
5 ~DAC1CS 7
4 ~DACRST 6
3 DACCR 5
2 DACSWR 4
1 DACSBL 3
20 DACSBR 2
19 DACFL 1
18 DACFR 14
17 DACC 13
16 DACSW 12
15 DACSL 11
14 DACSR 10
13 GNDA 9
12 GNDA 8
11 ADL 7
10 ADR 6
9 SPDIFSW 5
8 MEQMUT 4
7 RI 3
6 -15VDG 2
5 +15VDG 1
4 ~HDPCMSW 24
3 DSDRCSW 23
2 ~DIRSW 22
1 DSDDISW 21
20 ~DSP1DEC 20
19 DSP1NIC 19
18 ~DSP1CS 18
17 ~DSP2CS 17
16 ~DSP3CS 16
15 ~DSP1INT 15
14 ~DSP1RST 14
13 ~DSP2INT 13
12 ~DSP2RST 12
11 ~DSP3INT 11
10 ~DSP3RST 10
9 ~DIRCS 9
8 DIRINT 8
7 ~DIRRST 7
6 +3.3VST 6
5 FRXD 5
4 FTXD 4
3 OPTF 3
2 SPFOUT 2
1 NETSPDIF 1