Onkyo DV-SP1000 Service Manual page 13

A B
Q Q
3 7 6 3 1 5 1 5 0
SCHEMATIC DIAGRAM-7/18
NAAF-8266
1
DMXL
AGND1
DMXR
LO/LT
AGND1
RO/RT
SL
AGND1
SR
CENTER
AGND1
SW
2
MUT.LO
MUT.RO
MUT.SL
MUT.SR
MUT.C
MUT.SW
MUT.DMXL
MUT.DMXR
AMUTE
+12V
12VGND
-12V
EV5.6
EVGND
D4953
1SS352
Q4208
T E
L 1 3 9 4 2 2 9 6 5 1 3
RN1407
3
Q4758
RN1404
2SB1565-E R4245
2.2 1/2W
A+B Q4201
Q4203
R4241 2SC2712-GR
100
4
Q4205
A+B
NC
A-B
PWRCTR
Q4206
NC
R4242
100
Q4204
2SA1162-GR
R4246
A-B
Q4202
2.2 1/2W
2SD2394-E
PWRCTR
10K
R4247
PWRCTR
RN1407
w w w
5
.
C
U09 : AUDIO OUTPUT PC BOARD NAAF-8266
DAC_MUTE
5V_MUTE
R4703 1K
MUT.DMXL BA15532F
C4701 47/16
Q4701
2 C4703
R4701 +B 1
DMXL
1K 3 8 104Z
R4704
1K
C4702
BA15532F
Q4701
47/16
6
R4702 7 C4704
DMXR -B
5 4
1K
104Z
MUT.DMXR
3DB_CTRL
R4753 1K
BA15532F
Q4751
2
R4751
SL +B 1 C4751
1K 3 8
104Z
Q4755
R4765
2SC2712
10K
R4754 1K
R4766
10K BA15532F
Q4756 Q4751
2SC2712 6
R4752 7 C4752
SR -B
1K 5 4
104Z
R4774 680K
R4773 1M
MUT.LO
R4803
1K
BA15532F
Q4801
2
R4801 1 C4801
LO/LT +B
1K 3 8
104Z
AGND1
R4804 1K
BA15532F
Q4801
6
R4802
RO/RT -B 7 C4802
1K 5 4
104Z
MUT.RO
MUT.SL
R4853 1K
BA15532F
R4851
SL
Q4851
1K
2
+B 1 C4851
Q4857 8
3
R4869
104Z
2SC2712
10K
AGND1
R4854 1K
R4870
BA15532F
10K
Q4858
Q4851
2SC2712 6
R4852 7 C4852
SR -B
1K 5 4
104Z
MUT.SR
Q4207
MUT.C
R4903 1K
BA15532F
Q4901
2
R4901
CENTER +B 1 C4901
x a o
1K 3 8
y 104Z
AGND1
R4904 1K
i
BA15532F
Q4901
6
R4902 7 C4902
SW -B
1K 5 4
104Z
MUT.SW
http://www.xiaoyu163.com
D E
8
To NADG-8259
P4571B
Q4705
RN2403
220
R4709 R4713 2
100 6 3
C4705 1
P4960
R4707 Q4702
47/50 2 Q4702 5
HN1C03F DMXL
HN1C03F
R4715 2.2K
2.2K
R4711
1M 1 4
R4717
4 R4712 Q4703 1
R4708
2.2K
680K 2.2K
Q4703
5 HN1C03F 2
47/50
R4710 HN1C03F 3
3 6
P4960
100 R4978 10K
C4706 R4714 DMXR
220
D4951
1SS352
C4977 Q4958
R4979
470/6.3 R4976 1M 10K
680K
R4977
2SA1162-GR
+12V
R4718 680K
R4716 1M
5V_MUTE
D4751 1SS352
D4752 1SS352 220
R4763
2
6 3
C4753 R4759 220
Q4752 1
P4964
R4757 2 Q4752 5
47/50 R4761
SL
HN1C03F
2.2K
2.2K
R4771 680K 1 HN1C03F 4
R4769 1M
4 1
Q4753
R4758 Q4753
2.2K
HN1C03F
2.2K 5 2
R4762
47/50
R4760 3 HN1C03F 6 3 P4964
SR
220 R4764
C4754
220
R4772 680K
R4770 1M
Q Q
3 7 6 3
R4980 10K
D4952 1SS352
C4978 470/6.3 10K
Q4959 R4981
R4982 1M 2SA1162-GR
R4983
680K
Q4805
RN2403 R4813
220
R4809 8
100 6 Q4802 3
C4803
7
P4961
47/50 2 Q4802 R4811 5
FL
HN1C03F
R4807 2.2K
HN1C03F
2.2K 1 4
4 Q4803 1
R4808
2.2K Q4803 R4812
5 HN1C03F 2
2.2K
47/50
3 HN1C03F 6 9
P4961
FR
C4804 R4810 R4814
100 220
D4851
1SS352
R4863
R4859 220
5
6 3
C4853 100 Q4852
4
P4961
47/50 2 Q4852 R4861 5
HN1C03F SL
R4857 2.2K
2.2K 1 HN1C03F 4
4 Q4853 1
R4862
Q4853
5 HN1C03F 2
R4858
2.2K
47/50 P4961
2.2K 3 HN1C03F 6 6
SR
D4852
C4854 R4860 R4864
220
100
1SS352
R4921 10K
D4921 1SS352
C4921 470/6.3 10K
R4922
Q4921
R4923 1M 2SA1162-GR
R4924
680K
Q4902
R4913
HN1C03F 220
R4909 2
CENTER
100 6 3
C4903 Q4902 1
P4961
u 1 6 3 47/50 R4907
2 R4911 5
2.2K
2.2K
HN1C03F
1 4
4 Q4903 1
R4908
R4912
.
5 2.2K 2
2.2K
P4961
47/50
3 HN1C03F 6 3
SW
C4904 R4910 Q4903 R4914
100 HN1C03F 220
http://www.xiaoyu163.com
F G
2 4
9 9 8
AUDIO OUTPUT SECTION
To NAAR-8263
FROM MAIN CPU
P4005B
L4951
DO+5
C4960 330
022
Q4951 5 6 C4985
R4959
22K
4.7/50
R4951 C4953 1 2 Q4951 9 8
DIG1
C4986
0
103K
R4952 Q4951 11 10
DIG2 DIG2 Q4951
104Z
74HCU04F
74HCU04F R4995
0
C4961 330
Q4951 13 12
1 2
Q4952
74HCU04F
L4954
022
Q4952
3 4
74HCU04F
Q4952
13
L4952
022 R4960
74HCU04F
22K C4962 330
C4954 3 4
R4953
5 6 330
Q4952
103K R4968
R4954 Q4951
74HCU04F 9 8
Q4952 C4967
0
104Z
74HCU04F
L4955
022
Q4952
11 10
74HCU04F
EV5 EV5
R4969
100
C4959
IRIN IRIN
L4956
223
Q4955 617CM-1430
1 5 1 5 0 8 9 2 4
Q4953 Q4954
PC817X
EV5GND RN1402 RN1402 R4985
0
C4999
C4969 104Z
NC
C4970
C4971 104Z
R4962 L4953
470 022 C4972
L4999
NC
C4979
NC
m
c o
DV-SP1000
H
2
9 9
U11 : Digital output
PC board
NADG-8268
C4987
R4965 220 NC
TRNS_
R4966 220 T4951 R4996
0
R4997
0
R4999
NC
330
R4967
P4958
C4965
104Z
1
Q4956
2
R4974
3
100
12
P4959
1
Q4957
2
R4975
3
100
R4984
P4956
0
IR_IN/OUT
9 8 2 9 9
P4955
104Z
RI
1
3
104Z 2
4