STR-DA3ES, STR-DA5ES, STR-VA555ES - Sony Audio Service Manual (repair manual). Page 25

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STR-DA3ES/DA5ES/VA555ES
25
25
5-9. SCHEMATIC DIAGRAM — DIGITAL SECTION (7/7)—
• See page 13 for Waveforms.
• See page 50,51,52 for IC Block Diagram.
IC1801
µPC2933HF
IC1802
IC1803
µPC7805AHF
IC1804
Q1802
R1801
R1802
D1812
Q1801
Q1805
R1804
C1821
IC1805
µPC2933HF
C1809
IC1702
IC1703
IC1603
IC1604
IC1605
IC1606
Q1608
Q1607
R1649
R1650
R1648
R1647
Q1605
Q1606
Q1603
Q1604
R1646 R1645
Q1602
R1644
R1643
Q1601
IC1810
IC1806
IC1807
µPC7805AHF
R1813
R1814
C1811
C1825
C1822
R1806
Q1806
R1807
CN1802
CN1801
C1702
C1713
C1613
C1610
C1611
C1819
C1627
C1628
C1629
C1615
C1651
IC1607
C1607
C1603
C1602
C1617
R1607
R1609
R1610
R1608
R1606
R1601
R1602
R1603
R1604
R1605
R1701
CN1602
CN1601
CN1803
CN1701
C1707
R1702
C1708
C1703
C1801
C1701
C1805
C1803
C1807
C1616
C1601
C1608
C1609
C1606
C1605
R1618
C1634
C1642
C1650
R1634
R1626
R1642
R1658
C1626
C1625
C1633
C1641
C1649
R1633
R1625
R1641
R1657
R1617
C1624
C1632
C1640
C1648
R1632
R1624
R1640
R1656
R1616
R1615
C1623
C1631
C1639
C1647
R1631
R1623
R1639
R1655
C1622
C1630
C1638
C1646
R1630
R1622
R1638
R1654
R1613
C1621
C1620
C1619
R1612
R1611
R1614
C1637
C1636
C1645
R1629
R1621
R1628
R1620
R1636
R1637
R1652
R1653
C1635
C1643
R1627
R1619
R1635
R1651
C1705
C1706
R1711
R1707
R1715
C1712
C1704
C1614
C1709
C1710
C1711
R1659
R1713
R1710
R1709
R1706
R1705
R1703
R1714
R1717
R1716
R1660
R1708
R1704
R1712
C1813
C1612
C1604
D1801
D1803
D1804
D1805
D1806
Q1803
Q1804
Q1807
IC1601
IC1602
Q1609
D1701
1SR154-400
R1815
IC1701
FB1602
FB1701
0
µH
0
µH
FB1604
FB1603
FB1601
C1644
BA05T
M5F7905L
2SD773-34
1k
2.2k
1SS355
2SB733
2SB733
10k
22p
1000
63V
NJM4580E-D
NJM4580E-D
NJM4580E-D
NJM4580E-D
NJM4580E-D
NJM4580E-D
2SC3622ATP
-LK
2SC3622ATP
-LK
6.8k
6.8k
6.8k
6.8k
2SC3622ATP
-LK
2SC3622ATP
-LK
2SC3622ATP
-LK
2SC3622ATP
-LK
6.8k
6.8k
2SC3622ATP
-LK
6.8k
6.8k
2SC3622ATP
-LK
M5F7805L
BA00AST
2.2k
8.2k
1000
10V
0.1
22p
10k
2SB733
1k
VH2P
PH(6P)
0.1
0.1
0.1
0.1
0.1
1000
63V
0.0018
0.0018
0.0018
0.1
0.1
TC7W14FU
0.1
0.1
0.1
0.1
100
100
100
100
100
100
100
100
100
100
10k
PH(4P)
PH(12P)
VH-BLK2P
PH(9P)
0.0015
4.7k
0.0015
0.1
100
16V
220
16V
100
16V
100
16V
100
16V
330
16V
10
50V
330
16V
0.01
0.1
10
50V
8.2k
0.0018
180p
33
16V
1.5k
22k
100k
1k
33
16V
33
16V
0.0018
180p
33
16V
1.5k
22k
100k
1k
8.2k
33
16V
0.0018
180p
33
16V
1.5k
22k
100k
1k
8.2k
8.2k
33
16V
0.0018
180p
33
16V
1.5k
22k
100k
1k
33
16V
0.0018
180p
33
16V
1.5k
22k
100k
1k
8.2k
33
16V
33
16V
33
16V
8.2k
8.2k
8.2k
180p
180p
33
16V
1.5k
22k
1.5k
22k
100k
100k
1k
1k
180p
33
16V
1.5k
22k
100k
1k
0.1
100
16V
9.1k
330
22k
33
16V
10
50V
220
16V
0.1
10
50V
33
16V
1M
9.1k
9.1k
9.1k
330
330
4.7k
22k
47k
47k
1M
9.1k
330
9.1k
100
16V
10
50V
220
16V
1SR154-400TE-25
1SR154-400TE-25
1SR154-400TE-25
1SR154-400TE-25
1SR154-400TE-25
DTC114EKA-T146
DTC114EKA-T146
DTC114EKA-T146
PCM1737E-1/2K
PCM1604Y/2K
DTA114EKA-T146
1
AK5352-VF-E2
33
16V
2-7
6-7
+5VB
+5V
4
5
9
11
+15V
+12V
-5V
+5V 2
+3.3VB
DGND
21
22
23
DSW+4.7V
DSW+5V
26
+32V
FL1
FL2
DA MUTE
DSW+3.3V
1
2
3
4
5
6
7
8
1
5
3
4
1
7
6
4
3
2
6
7
+38V
+9V
DGND
F1
F2
-9V
AD-LCH
A-GND
AD-RCH
+15V
-15V
D-LCH
A-GND
A-GND
A-GND
A-GND
D-RCH
D-SLCH
D-SRCH
D-CCH
D-SWCH
D-SBLCH
D-SBRCH
TUN-LCH
TUN-GND
TUN-RCH
A-GND
A-GND
DGND
DGND
A-GND
A-GND
A-GND
A-GND
A-GND
INVERTER
INVERTER
INVERTER
INVERTER
BUFFER
BUFFER
LPF
LPF
LPF
LPF
D/A
CONVERTER
CONVERTER
D/A
+5V REG
+3.3V REG
+5V REG
+5V REG
-5V REG
+3.3V REG
+B SWITCH
+5V REG
+B SWITCH
A/D
MUTE
MUTE
MUTE
MUTE
MUTE
MUTE
MUTE
MUTE
+B SWITCH
CONVERTER
SWITCH
MUTE
B- SWITCH
4.7V REG
(6/7)
(4/7)
(4/7)
(4/7)
(4/7)
(2/7)
(3/7)
(3/7)
(4/7)
(5/7)
(6/7)
(1/7)
(1/7)
(1/7)
(2/7)
(1/7)
(1/7)
(2/7)
(1/7)
(2/7)
(1/7)
(2/7)
(1/7)
(4/7)
(5/7)
(6/7)
(4/7)
(3/7)
(2/7)
(2/7)
(Page 39)
BOARD
DC
(Page 45)
BOARD
AMP
BOARD
BOARD
BOARD
BOARD
E-VOL
E-VOL
E-VOL
E-VOL
(Page 37)
(Page 37)
(Page 37)
(Page 37)
1.5
3.2
1.6
1.5
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