Pioneer VSX-1020-K Service Manual

94
VSX-1020-K
1
2 3 4
A
B
C
D
E
F
1
2 3 4
10.16 D-MAIN ASSY (10/12)
N
10/12
!
!
!
!
XMMCLK
USBMCLK
EMLRCK
XMLRCK
EMBCK
XMADAT
EMADAT
XMBCK
DABCK
DSP2LRCK
DALRCK
DA2BCK
DAMCLK
DALRCK
DABCK
DIRLRCK
DIRBCK
DSP2BCK
DA
DA2LRCK
DA2MCLK
Z2BCK
Z2ADAT
Z2MCLK
Z2LRCK
Z2MCLK
Z2LRCK
Z2ADAT
Z2BCK
DABCK DA2BCK DALRCK DA2LRCK DAMCLK DA2MCLK
DIRMCLK
ADADAT
XADRST
CONT_GA
ZDZF
DAZDB
DSP2MCLK
Z2MUTE
C462
NM
YB
C588
NM
(1608)YB
C585
NM
(1608)YB
C461
NM
YB
C453
470p/50
YB
C454
0.1u/10
YB
C564
0.1u/10
YB
C563
0.1u/10
YB
C562
0.1u/10
YB
C561
0.1u/10
YB
L461
NM
L561
ATL7002-A
L452
QTL1013-A
G
GN DD
G
GN DD
G
GN DDAC
(DAC B)
GN DDAC
(DAC C)
GN DDAC
(DAC S)
GN DDAC
(DAC F)
G
IC583
NM
Vadj
1
GND
2
Vc
3
Vin
4 5
Vo
NM
IC461
1
1A
2
1B
3
1Y
4
5
2A
6
2B
7
2Y
8
GND
9
3Y
10
3B
11
3A
12
4Y
13
4B
14
4A
15
XST
16
VCC
IC452
SN 74LV C541APW
OE1
1
A1
2
A2
3
A3
4
5
A4
6
A5
7
A6
8
A7
9
A8
10
GND
11
Y8
12
Y7
13
Y6
14
Y5
15
Y4
16
Y3
17
Y2
18
Y1
19
OE2
20
VCC
R461
NM
R465
NM
R467
NM
R458
100
R457
100
R463
NM
R459
68
R590
NM
F%
R591
NM
F%
*R468
0
R455
47
*R462
0
*R466
0
R456
47
*R464
0
R460
82
V+1R25_DSPS
V+3R3_D
V+3R3_D
V+3R3_D
DA
V+5_AD
NJM2885DL1-33
IC581
(500mA)
1
IN
2
GND
3
OUT
IC582
RP131H101D
NC
1
GND
2
CE
3
VDD
4 5
VOUT
C581
2.2u/10
(2125)YB
C582
2.2u/10
(2125)YB
C583
2.2u/10
(2125)YB
C584
2.2u/10
(2125)YB
D581
NM
R582
NM
(1608)
R581
0
(1608)
V+5_DDD1
V+1_DSPF
V+3R3_D
GN DD
CONT_GA
CONT_EMMA
R57
NM
F
NM
IC584
1
IN
2
GND
3
OUT
C594
1000p/50
C593
1000p/50
C592
1000p/50
C591
NM
*C458
0.1u/10
YB
*C456
0.1u/10
YB
*C459
MVG35V C4R7MD56TP
SN 74LV C2G157DCT
*IC451
A
1
B
2
Y
3
GND
45
Y
6
SELECT
7
ST
8
VCC
*L451
QTL1013-A
*R454
68
*R451
22
*R453
150
GN DD
*L453
*C457
1000p/50
YB
IDT6V60008DCG
*IC453
ICLK
1
VDD1
2
GND1
3
4
CLK2
5
GND2
6
VDD2
7
CLK1
8
NC
*C455
1000p/50
YB
GN DD
*C451
1000p/50
*C452
0.1u/10
V+3R3_D
*R469
22
D583
NM
D582
1SR154-400
R583 330k
C586
0.1u/10
YB
C460
1u/6.3
YB
R584
NM
(2125)
R585 2.2M
(3216)
MCK
DATABCK
LRCK
REGULATOR 1.25V
DAC BUFFER
ZONE2 SWITCH
REGULATOR 1.0V REGULATOR 3.3V
ZERO DELAY BUFFER for DAC
YDAZDB
VIA DZB
L
H
THRU
XZ2DARST
SELECT
V+3R3_D15
V+3R3_D14
V+3R3_D13
V+3R3 DREG V+5 DREG
(NJM2845DL1-33 : 800mA)
ACH7328-1
CTF1379-A
V+3R3 D16
N 2/12-9/12,11/12
N 1/12,6/12-9/12,11/12
N 1/12-9/12
The > m
indicates
Therefor
of identic
(D)
(D)
(D)
(D)
(D)
(D)
(D)
(D)
(D)
(D)
(D)
(D)
(D)
(D)
(D)
(D)
(D)
(D)
(D)

Pioneer VSX-1020-K Specifications

Power

power requirements	AC 120 V/60 Hz
power consumption	245 Watts
standby power consumption	Less than 0.5 Watts

Weight and Dimensions

width	16.55 inches
height	6.23 inches
depth	14.93 inches
weight	22.4 lbs