D-Main Assy (6/12) - Pioneer VSX-1020-K Service Manual
Audio/video multi-channel receiver
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Also See for VSX-1020-K:
- Operating instructions for the user (404 pages) ,
- Operating insructions (400 pages) ,
- Service manual (132 pages)
Table of Contents
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1
10.12 D-MAIN ASSY (6/12)
A
DV Rx
N
5/12
B
C
C 1 8 3 3
0 1 u / 1 0
C 1 8 3 4
4 7 0 p / 5 0
1
5
G
V C C
R 1 8 4 4
2
VOCLK
I N
4 7
3
4
G N D
O U T
IC1804
SN74LVC1G125DCK
C 1 8 2 7
0 1 u / 1 0
C 1 8 2 8
4 7 0 p / 5 0
1
2 0
O E 1
V C C
D
2
1 9
A 1
O E 2
3
1 8
A 2
Y 1
4
1 7
A 3
Y 2
5
1 6
A 4
Y 3
6
1 5
A 5
Y 4
7
1 4
EMDE
A 6
Y 5
8
1 3
HSYNCO
A 7
Y 6
9
1 2
VSYNCO
A 8
Y 7
1 0
1 1
G N D
Y 8
IC1801
SN74LVC541APW
C 1 8 2 9
GNDD
0 1 u / 1 0
C 1 8 3 0
4 7 0 p / 5 0
1
2 0
O E 1
V C C
2
1 9
VOD0
A 1
O E 2
3
1 8
VOD1
A 2
Y 1
4
1 7
VOD2
A 3
Y 2
5
1 6
VOD3
A 4
Y 3
VOD4
6
1 5
A 5
Y 4
VOD5
7
1 4
A 6
Y 5
VOD6
8
1 3
A 7
Y 6
9
1 2
VOD7
A 8
Y 7
1 0
1 1
G N D
Y 8
E
IC1802
SN74LVC541APW
C 1 8 3 1
0 1 u / 1 0
C 1 8 3 2
4 7 0 p / 5 0
1
2 0
O E 1
V C C
2
1 9
VOD8
A 1
O E 2
3
1 8
VOD9
A 2
Y 1
4
1 7
VOD10
A 3
Y 2
5
1 6
VOD11
A 4
Y 3
6
1 5
VOD12
A 5
Y 4
7
1 4
VOD13
A 6
Y 5
8
1 3
VOD14
A 7
Y 6
VOD15
9
1 2
A 8
Y 7
1 0
1 1
G N D
Y 8
IC1803
SN74LVC541APW
GNDD
F
N
6/12
86
1
2
V+3R3 EM D
V+3R3 EM D
V+3R3 HHH
GNDD
GNDD
V+3R3 HHH
V+3R3 HHH
R1895
R1894
47k
47k
GNDD
C 1 8 8 9
V+1R8 HHH
L 1 8 1 7
GNDD
V+3R3 HHH
A T L 7 0 1 0 A
V+1R8 ABTPLL
F1802
L 1 8 0 3
NM
CTF1473 A
1
3
V+3R3 HHH
2
L 1 8 1 5
A T L 7 0 1 0 A
F1800
R 1 8 4 3
NM
V+3R3 ABT
PCLK
5 6
1
3
V+3R3 HHH
2
L 1 8 0 0
CTF1473 A
GNDD
R 1 8 3 8
1
8
2
7
PDE
3
6
PHSYNC
4
5
PVSYNC
4 7
V+3R3 HHH
L 1 8 0 1
CTF1473 A
R 1 8 3 9
4 7
1
8
P16
2
7
P17
3
6
P18
P19
4
5
P20
1
8
7
P21
2
3
6
P22
4
5
P23
R 1 8 4 0
4 7
V+3R3 HHH
L 1 8 0 2
CTF1473 A
R 1 8 7 9
4 7
1
8
P28
2
7
P29
3
6
P30
4
5
P31
1
8
P32
2
7
P33
P34
3
6
5
P35
4
R 1 8 8 0
4 7
2
3
V+3R3 EM D
R1856
R1858
47k
47k
N
1/12
GNDD
DV EMIN
V+3R3 HHH
R1892 47k
R1891 47k
R1890
47k
R1893
47k
V+3R3 EM D
N M
R 1 8 7
2 2 k
R 1 8 4 8
2 2 k
I C 1 8 0 0
V I D E O S C A L A R
GNDD
VSX-1020-K
3
4
R1859
R1860
R1861
R1862
R1863
R1864
47k
47k
47k
47k
47k
47k
V+3R3 HHH
V+1R8 ABT
R 1 8 8 4
4 7
4
R1865
R1866
47k
47k
GNDD
V+3R3 HHH
V+3R3 HHH
IC1813
GNDD
1
5
I N B
V C C
2
I N A
3
4
G N D
O U T Y
SN74LVC1G08DCK
GNDD
GNDD
1
8
GNDD
I C L K
F B I N
R 1 8 8 5
R 1 8 8 6
2
7
V D D 1
C L K
N M
N M
3
6
G N D 1
V D D 2
4
5
C L K / 2
G N D
IC1812
NM
GNDD
V+1R8 HHH
V+3R3
A T L 7 0 1 0 A
L 1 8
L 1 8 1 6
N
F1801
IC1815
NM
1
5
3
1
I N B
V C C
2
I N A
R 9
3
4
2
G N D
O U T Y
N
GNDD
NM
L 1 8
N
IC1814
1
5
I N B
V C C
R 9 1 2 5
2
I N A
R 9
3
4
N M
G N D
O U T Y
N
NM
C 1 8
N M
C 1 8
N M
GNDD
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