Pioneer VSX-1020-K Service Manual page 81
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)
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5
HOTDETB
HOTDETC
H
PUSEL1
N
4/12
V+5 GA
6 4
XBAOUT
B T P O W
6 2
BTPOW
VBUSE2OUT
VBUSE2IN
RYHP
EXSTDIGITAL
EXOEDIGITAL
XGARST
3 6 3
GNDD
N M
3 6 2
N M
R 9 3 4 1
NECK6/6OHM
N M
R 9 3 3 9
OSDCS
0
XOSDRST
XVSRST
XHDTX1RST
R 1 3 9 8
XHDRXRST
1 0 0
HH
LOWER LEFT OF
SHIELD CASE
4
5
3
6
GNDCH7
GNDCH5
2
7
1
8
1 0 0 k
R 1 3 6 3
GNDD
HOTDET5
WP5
5
6
V+5 GA
LSSN
I C 1 4 0 3
(1/4)
NM
VCC
1 4
1
A
2
GND
7
I C 1 4 0 3
(2/4)
7
GND
NM
5
A
4
1 4
VCC
7
I C 1 4 0 3
GND
(3/4)
NM
9
A
1 4
1 0
VCC
GNDD
XAMUTE
XSBMUTE
XZ2MUTE
XZ3MUTE
I C 1 4 0 5
(4/4)
7
NM
GND
* R 1 4 4 9
* R 1 4 3 9
TUSI
1 1
1 2
Y
A
1 0 0
1 0 0
G
1 3
1 4
VCC
GNDD
V+5 GA
I C 1 4 0 2
(1/4)
NM
14
1
XRDSRST/XSIRST
* R 1 4 4 7
3
2
7
GNDD
* R 1 4 5 8
V+5 EMST
N M
C 1 4 0 1
0 1 u / 1 0
C 1 4 1 2
I C 1 4 0 6
(1/4)
SN74AHCT125PW
1 0 0 0 p / 5 0
VCC
1 4
1
G
R 1 4 0 5
SIRX
A
Y
2
3
1 0 0
7
GND
GNDU
V+5 DDD
I C 1 4 0 1
(1/4)
SN74AHC126PWR
7
GND
R 1 4 0 2
3
2
SITX
Y
A
1 0 0
V+3R3 EM D
G
1
1 4
VCC
V+3R3 EM D
C 1 4 0 0
0 1 u / 1 0
C 1 4 0 7
I C 1 4 0 1
1 0 0 0 p / 5 0
(2/4)
VCC
G
4
1 4
XXMERR/RDSSCK
* R 1 4 0 0
Y
A
6
5
N M
GND
7
R 1 4 0 3
1 0 0 k
GNDD
I C 1 4 0 1
(3/4)
7
GND
XMIRQ/RDSSI
* R 1 4 0 1
* R 1 4 5 3
8
9
Y
A
N M
G
1 0
1 4
V+3R3 EM D
VCC
GNDD
UPPER LEFT OF
CENTER OF
SHIELD CASE
SHIELD CASE
mark D
mark C
mark B
GNDCH
GNDCH2
GNDD
6
V+5 DDD
R 1 4 0 6
1 0
(1608)
V+5 GA
V+3R3 HHH
I C 1 4 0 4
(1/4)
NM
V+3R3 HHH
C 1 4 0 2
G
VCC
N M
1 4
1 3
G
14
2
Y
14
1
9
A
Y
3
8
1 2
1 1
3
7
I C 1 4 0 3
1 0
7
GND
(4/4)
7
GNDD
NM
I C 1 4 0 2
(3/4)
6
GNDD
GNDD
GNDD
Y
R 9 7 1 8
0
G
GNDD
V+3R3 HHH
8
(1/4)
I C 1 4 0 5
Y
NM
VCC
G
1 4
1
G
A
Y
GNDD
2
3
GND
7
I C 1 4 0 4
I C 1 4 0 2
(2/4)
NM
(2/4)
NM
GNDD
14
14
5
4
4
6
6
VCC
5
7
7
I C 1 4 0 5
1 4
4
G
(2/4)
NM
R 9 7 1 9
A
Y
5
6
0
GNDD
GND
7
V+3R3 HHH
I C 1 4 0 4
I C 1 4 0 5
(3/4)
NM
I C 1 4 0 2
(3/4)
7
GND
NM
(4/4)
14
8
14
1 0
9
8
1 2
1 1
A
Y
9
7
1 3
7
1 4
1 0
G
VCC
GNDD
R 9 7 2 0
0
V+3R3 EM D
XMICDET
UMD2N
1 E
1 C 3
4
1 B
5
2 B 2
TUSI5
2 C
2 E 1
6
Q1408
GNDD
EVREQO
EVSO
EVSCK
XSIRST5
XRDSRST5
V+3R3 EM D
D 1 4 0 0
J T R S T
N
1/12
R B 5 0 1 V 4 0
14
R 1 4 3 0
8
XEMRST
5 6 0
7
SIRX5
I C 1 4 0 7
(1/4)
SN74AHC08PW
GNDD
14
1
R 1 4 0 8
3
EVSI
I C 1 4 0 7
1 0 0
2
7
14
R 1 4 1 2
EVREQI
1 1
1 0 0
7
I C 1 4 0 7 (2/4)
14
4
6
SITX5
5
7
R 1 4 4 5
4 7 k
GNDD
I C 1 4 0 6
I C 1 4 0 1
(3/4)
(4/4)
VCC
VCC
G
1 3
1 4
1 4
R 1 4 0 7
EM232TX
Y
A
A
1 1
1 2
9
1 0 0
RDSSCK5
GND
7
R 1 4 5 1
1 0 0 k
I C 1 4 0 6
(2/4)
GNDD
VCC
1 4
4
G
R 1 4 1 1
R 1 4 1 3
EM232RX
A
Y
5
6
1 0 0
1 0 0
GND
7
RDSSI5
TEMPERR
UPPER RIGHT OF
LOWER RIGHT OF
SHIELD CASE
SHIELD CASE
mark A
GNDCH3
GNDCH6
VSX-1020-K
7
V+5 EMST
R 1 4 1 9
R 1 4 1 7
2 2 k
2 2 k
Q 1 4 0 0
D T C 1 1 4 E U A
2200u
R 1 4 2 0
C 1 4 1 1
A C H 7 3 4 9 1
4 7
GNDU
parts number
SAMYOUNG SHLseries
NM
I C 1 4 0 8
(1/4)
SN74AHCT08PW
14
1
3
Q 1 4 0 1
D T A 1 2 4 E U A
2
7
L 1 4 0 8
GNDD
C T F 1 5 2 8 A
Q 1 4 0 2
R 1 4 6 1
D T A 1 2 4 E U A
N M
14
4
VLSCK
R 1 4 5 4
6
1 0 0
VLSO
R 1 4 5 5
5
1 0 0
7
Z2VLSO
R 1 4 5 6
I C 1 4 0 8
(2/4)
1 0 0
L 1 4 0 9
C T F 1 5 2 8 A
R 1 4 6 2 N M
GNDU
I C 1 4 0 8
(3/4)
V+5R6 U
NM
14
9
8
1 0
7
Q 1 4 0 3
D T A 1 2 4 E U A
V+5 DDD
I C 1 4 0 8
(4/4)
14
1 2
1 1
V+13 UN
GNDU
1 3
7
N
2/12
X S M U T E
V+5R6 U
V+5 EMST
V+5R6 ST
R 1 4 6 3 N M
L 1 4 0 2 C T F 1 5 2 8 A
R 1 4 6 4 N M
L 1 4 0 3 C T F 1 5 2 8 A
R 1 4 6 5 N M
C N 1 4 0 5
L 1 4 0 4 C T F 1 5 2 8 A
D1402
R 1 4 6 6 N M
DAN202U
A K N 7 1 1 2 1
L 1 4 0 5 C T F 1 5 2 8 A
R 1 4 6 7 N M
L 1 4 0 6 C T F 1 5 2 8 A
V+5R6 ST
1
R 1 4 6 8
N M
L 1 4 0 7 C T F 1 5 2 8 A
2
V+5R6 U
V+5R6 U
3
D1401
NM
4
GNDU
C 1 4 1 8
GNDU
0 1 u / 1 0
5
C 1 4 1 9
6
GNDU
1 0 0 0 p / 5 0
GNDU
GNDD
GNDU
7
N
2/12
IRIN
IRIN
8
SRI
SRIN
9
RMC
RMC
1 0
GNDU
1 1
I C 1 4 0 7
XOLERR
XOLERR
(3/4)
R 1 4 2 3
1 2
9
1 0 0
1 3
EVREQO
R 1 4 3 1 4 7 0
XEMRST5
1 4
1 0
EVSI5
1 5
R 1 4 2 4 N M
EVSO
1 6
R 1 4 2 5
1 0 0
1 7
EVSCK
R 1 4 2 6
(4/4)
1 0 0
EVREQI5
1 8
1 2
R 1 4 4 6
1 9
GNDU
N M
ACWP5/TEMPSD
2 0
1 3
2 1
EMPOW
E M P O W
2 2
V+5 EMST
2 3
XSMUTE
L 1 4 0 0 N M
GNDD
HOTPLUG
2 4
HOTPLUG
L1401
I C 1 4 0 4
(4/4)
CEC IO
NM
2 5
NM
14
1 1
R 1 4 6 9
1
1 3
2 6
X V D D E R R
2 7
XDCERR
1 2
XDCERR
7
2 8
XPROTECT
XPROTECT
N
12/12
2 9
EV232RX5
3 0
EV232TX5
1 0
G
232EV
3 1
R 1 4 1 6
Y
232POW
3 2
232POW
8
1 0 0
232CDET
3 3
232CDET
GND
7
B T D E T
3 4
BTDET
2 3 2 T X 5
B T I D
3 5
BTID
3 6
TEMPERR5
3 7
TEMPH/L
I C 1 4 0 6
2 3 2 R X 5
(4/4)
VCC
3 8
HOTDET5
G
1 3
1 4
3 9
WP5
Y
A
1 1
1 2
GND
7
GNDD
V+5 EMST
N
2/12
Q 9 7 0 3
D T A 1 2 4 E U A
N
4/12
V+5 GA
20022WS 03 (YEONHO)
UMD2N
R 1 4 6 0
1 E
1 C 3
N M
4
AC INLET Side
1 B
5
2 B 2
2 C
2 E 1
6
Q1407
UMD2N
R 1 4 5 9
1 E
20022WS 02 (YEONHO)
1 C 3
4
N M
1 B
5
2 B 2
AC INLET Side
2 C
2 E 1
6
Q1409
D1403
NM
GNDU
C 1 4 2 0
N M
C 1 4 2 1
N M
GNDD
7
8
A
B
C123Z2 13 (COSMOS)
C N 1 4 0 1
C N 1 4 0 0
N M
A K N 7 0 6 8 1
1
LSSN
1
2
VLSCK
2
3
VLSO
3
4
Z2VLSO
4
5
Z2MUTE
5
6
AMUTE
6
7
SBMUTE
7
8
XMICDET
8
9
GNDU
9
1 0
GNDU
1 0
1 1
V+5R6 U
1 1
1 2
V+5R6 U
1 2
1 3
GNDU
1 3
GNDU
1 4
GNDU
1 5
V+5 DDD
1 6
GNDD
1 7
GNDD
1 8
V+13 UN
1 9
AC INLET Side
C
AC INLET S de
1 0 11 39P ST DIP (JSY)
D
LOWPOW
C 1 3 7 7
CECIO
XVDDERR
1 0 0 0 p / 5 0
C 1 3 7 8
1 0 0 0 p / 5 0
C 1 3 7 9
1 0 0 0 p / 5 0
C 1 3 8 0
1 0 0 0 p / 5 0
C 1 3 8 1
1 0 0 0 p / 5 0
C 1 3 8 2
1 0 0 0 p / 5 0
C 1 3 8 3
1 0 0 0 p / 5 0
GNDD
N
2/12
E
THROUGH PCB
CEC
N
6/12
C N 1 4 0 3
N M
POS2
1
2
GNDU
GNDU
3
C N 1 4 0 4
N M
F
1
POS1
2
GNDU
N
3/12
81
8
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