Dac Assy (2/4) - Pioneer SC-LX90 Service Manual

Audio/video multi-channel amplifier
Table of Contents

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1

10.31 DAC ASSY (2/4)

S
4/4
A
V+3DB
L1402
MCK4
QTL1013
R1401
LGRP
R1402
B
R1403
BD
R1404
BCK
R1405
LRCK
C1402
C1403
R1406
BYPAS
C1401
ACH7204
220/6.3
R1407
XSRST
C1407
stby
R1408
L1401
QTL1013
DLCK7
C
DBLK4
L1502
MCK5
QTL1013
R1501
LGRP
R1502
R1503
WD
R1504
BCK
R1505
LRCK
C1503
C1502
R1506
BYPAS
C1501
ACH7204
220/6.3
D
R1507
XSRST
C1507
stby
R1508
L1501
QTL1013
DLCK4
DBLK5
L1602
MCK6
QTL1013
R1601
LGRP
R1602
E
R1603
E1D
R1604
BCK
R1605
LRCK
C1603
C1602
R1606
BYPAS
C1601
ACH7204
220/6.3
R1607
XSRST
C1607
stby
R1608
L1601
QTL1013
F
LCK6
DBLK6
S
2/4
72
1
2
S
S
3/4
4/4
V+3DB1
V+3DB2
SBL,SBR
C1404
ACH7204
220/6.3
IC1401
SRC4192IDB
220
1
28
LGRP
MODO2
47
R1415
2
27
RCKI
MODO1
R1414
3
26
NC
MODE0
100
R1413
4
25
SDIN
BCKO
100
R1412
5
24
BCLKI
LRCKO
100
R1411
6
23
LRCKI
SDOUT
470p
YB
C1406
7
22
VIO
VDD
C1405
0.1/16
YB
8
21
DGND
DGND
220
0.1/16
9
20
BYPAS
TDMI
10
19
IFMT0
OFMT0
11
18
IFMT1
OFMT1
12
17
IFMT2
OWL0
220
13
16
XRST
OWL1
14
15
MUTE
XRDY
R1410
stby
R1409
stby
V+3DB3
V+3DB4
SW1,SW2
C1504
ACH7204
220/6.3
IC1501
SRC4192IDB
220
1
28
LGRP
MODO2
47
R1515
2
27
RCKI
MODO1
R1514
3
26
NC
MODE0
100
R1513
4
25
SDIN
BCKO
100
R1512
5
24
BCLKI
LRCKO
100
R1511
6
23
LRCKI
SDOUT
C1506
470p
YB
7
22
VIO
VDD
0.1/16
YB
C1505
8
21
DGND
DGND
220
0.1/16
9
20
BYPAS
TDMI
10
19
IFMT0
OFMT0
11
18
IFMT1
OFMT1
12
17
IFMT2
OWL0
220
13
16
XRST
OWL1
14
15
MUTE
XRDY
R1510
stby
R1509
stby
V+3DB5
V+3DB6
SLB,SRB
C1604
ACH7204
220/6.3
IC1601
SRC4192IDB
220
1
28
LGRP
MODO2
47
R1615
2
27
RCKI
MODO1
R1614
3
26
NC
MODE0
100
R1613
4
25
SDIN
BCKO
220
R1612
5
24
BCLKI
LRCKO
100
R1611
6
23
LRCKI
SDOUT
C1606
470p
YB
7
22
VIO
VDD
0.1/16
YB
C1605
8
21
DGND
DGND
220
0.1/16
9
20
BYPAS
TDMI
10
19
IFMT0
OFMT0
11
18
IFMT1
OFMT1
12
17
IFMT2
OWL0
220
13
16
XRST
OWL1
14
15
MUTE
XRDY
R1610
stby
R1609
stby
2
3
S
S
3/4
4/4
V+3DA
V+3DA4
L1421
QTL1013
R1421
100
220
MO1
220
R1423
100
MO0
47
47
R1424
47
47
C1422
0.1/16
470p
YB
C1423
YB
0.01
YB
YB
C1426
0.1/16
YB
C1408
R1418:0
C1409
R1419:0
V+3DA
V+3DA5
L1521
QTL1013
R1521
100
220
MO1
220
R1523
100
MO0
47
47
R1524
47
47
C1522
0.1/16
470p
YB
C1523
YB
0.01
YB
YB
C1526
0.1/16
YB
C1508
R1518:0
C1509
R1519:0
V+3DA
V+3DA6
L1621
QTL1013
R1621
100
220
MO1
220
R1623
100
MO0
47
47
R1624
47
47
C1622
0.1/16
470p
YB
C1623
YB
0.01
YB
YB
C1626
0.1/16
YB
C1608
R1618:0
C1609
R1619:0
GNDD
GNDDA
SC-09TX
3
4
S
S
S
1/4,3/4
1/4
3/4
SBL,SBR
R1430
stby
IC1421
WM8741GEDS
R1429
220
1
28
LRCK/DSDL
CSB
R1428
220
2
27
DIN
SCLK
R1427
stby
3
26
BCK/DSDCK
SDIN
R1426
100
4
25
FSEL
SDOUT
R1431
100
5
24
MCLK
MODE
6
23
DIFFHW
DOUT
R1425
100
7
22
DGND
DSDR
C1427
8
21
DVDD
ZFLAG
0.1/16
YB
9
20
AVDDR
AVDDL
10
19
AGNDR
AGNDL
11
18
VMIDR
VMIDL
12
17
VOUTRP
VOUTLP
13
16
VOUTRN
VOUTLN
14
15
AGND
AVDD
SW1,SW2
R1530
stby
IC1521
WM8741GEDS
R1529
220
1
28
LRCK/DSDL
CSB
R1528
220
2
27
DIN
SCLK
R1527
stby
3
26
BCK/DSDCK
SDIN
R1526
100
4
25
FSEL
SDOUT
R1531
100
5
24
MCLK
MODE
6
23
DIFFHW
DOUT
R1525
100
7
22
DGND
DSDR
C1527
8
21
DVDD
ZFLAG
0.1/16
YB
9
20
AVDDR
AVDDL
10
19
AGNDR
AGNDL
11
18
VMIDR
VMIDL
12
17
VOUTRP
VOUTLP
13
16
VOUTRN
VOUTLN
14
15
AGND
AVDD
SLB,SRB
R1630
stby
IC1621
WM8741GEDS
R1629
220
1
28
LRCK/DSDL
CSB
R1628
220
2
27
DIN
SCLK
R1627
stby
3
26
BCK/DSDCK
SDIN
R1626
100
4
25
FSEL
SDOUT
R1631
100
5
24
MCLK
MODE
6
23
DIFFHW
DOUT
7
22
DGND
DSDR
C1627
8
21
DVDD
ZFLAG
0.1/16
YB
9
20
AVDDR
AVDDL
10
19
AGNDR
AGNDL
11
18
VMIDR
VMIDL
12
17
VOUTRP
VOUTLP
13
16
VOUTRN
VOUTLN
14
15
AGND
AVDD
4
DAC
CONT
V+5DAC
DACS4
DACS
DACLK
DADT
DADT4
DADT3
DSD8
V+5DA4
C1429
R1439:0
C1428
R1438:0
(1/10)
V+5DAC
DACS5
DACS
DACLK
DADT
DADT5
DADT4
DSD4
V+5DA5
C1529
R1539:0
C1528
R1538:0
(1/10)
V+5DAC
DACS6
DACS
DACLK
DADT
DADT6
DADT5
V+5DA6
C1629
R1639:0
C1628
R1638:0
(1/10)
GNDA

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