Read Sony STR-DA3000ES Service Manual online
STR-DA3000ES
25
25
6-7.
BLOCK DIAGRAM – POWER AMP Section –
(Page 23)
AB
(Page 23)
S
50 DSDL
24
OUTL1+
49 DSDR
DSDL
DSDR
48 DSD64FS
64FS
46 FSII
FSII
45 LRCK
LRCKO
44 BCK
BCK
43 DATA
DATA L/R
41 INIT
INIT
39 MSPMUTE
MSMUTE
38 SCDT
SCDT1
37 SCSHIFT
SHIFT
36 SCLATCH
LAT
34 MODE1
64 XFSIIN
73 FSOCLK
MODE1
28
XFSO IN
77
XFSOOUT
HEADPHONE AMP
IC1481
21
OUTL1–
DED TIME
IC1511
DED TIME
IC1521
18
OUTL2+
15
OUTL2–
5 HIN
6 LIN
3
HOUT
4
HSCT
8
LOUT
DIGITAL POWER AMP
IC1531
5 HIN
6 LIN
3
HOUT
4
HSCT
8
LOUT
DIGITAL POWER AMP
IC1541
TH1791, Q1791, 1781, 1771
TH1792, Q1792, 1782, 1772
TH1793, Q1793, 1783, 1773
TH1794, Q1794, 1784, 1774
TH1795, Q1795, 1785, 1775
TH1796, Q1796, 1786, 1776
TH1792, Q1792, 1782, 1772
TH1793, Q1793, 1783, 1773
TH1794, Q1794, 1784, 1774
TH1795, Q1795, 1785, 1775
TH1796, Q1796, 1786, 1776
TEMP DETECT
HEADPHONE AMP
IC1482
BOOSTER
Q1651, 1671
I. PROTECT
Q1721
V. PROTECT
Q1751, 1761
BOOSTER
Q1661, 1681
LPF
LPF
74 FSOI
SCK
50 DSDL
24
OUTL1+
DSDC
48 DSD64FS
64FS
46 FSII
FSII
45 LRCK
LRCKO
44 BCK
BCK
43 DATA
DATA C/SW
41 INIT
INIT
39 MSPMUTE
MSMUTE
38 SCDT
SCDT
37 SCSHIFT
SHIFT
36 SCLATCH
LAT2
34 MODE1
64 XFSIIN
MODE1
28
XFSO IN
77
XFSOOUT
21
OUTL1–
DED TIME
IC1513
DED TIME
IC1523
18
OUTL2+
15
OUTL2–
5 HIN
6 LIN
3
HOUT
4
HSCT
8
LOUT
DIGITAL POWER AMP
IC1533
5 HIN
6 LIN
3
HOUT
4
HSCT
8
LOUT
DIGITAL POWER AMP
IC1543
BOOSTER
Q1653, 1673
I. PROTECT
Q1723
V. PROTECT
Q1753, 1753
BOOSTER
Q1663, 1683
LPF
LPF
74 FSOI
SCK
50 DSDL
24
OUTL1+
49 DSDR
DSDSL
DSDSR
48 DSD64FS
64FS
46 FSII
FSII
45 LRCK
LRCKO
44 BCK
BCK
43 DATA
DATA SL/SR
41 INIT
INIT
39 MSPMUTE
MSMUTE
38 SCDT
SCDT
37 SCSHIFT
SHIFT
36 SCLATCH
LAT3
34 MODE1
64 XFSIIN
MODE1
28
XFSO IN
77
XFSOOUT
21
OUTL1–
DED TIME
IC1514
18
OUTL2+
15
OUTL2–
5 HIN
6 LIN
3
HOUT
4
HSCT
8
LOUT
DIGITAL POWER AMP
IC1534
5 HIN
6 LIN
3
HOUT
4
HSCT
8
LOUT
DIGITAL POWER AMP
IC1544
BOOSTER
Q1654, 1754
I. PROTECT
Q1724
V. PROTECT
Q1754, 1784
BOOSTER
Q1664, 1674
LPF
LPF
74 FSOI
SCK
50 DSDL
24
OUTL1+
49 DSDR
DSDSBL
DSDSBR
48 DSD64FS
64FS
46 FSII
FSII
45 LRCK
LRCKO
44 BCK
BCK
43 DATA
DATA BL/BR
41 INIT
INIT
39 MSPMUTE
MSMUTE
38 SCDT
SCDT
37 SCSHIFT
SHIFT
36 SCLATCH
LAT4
34 MODE1
64 XFSIIN
MODE1
28
XFSO IN
21
OUTL1–
DED TIME
IC1516
18
OUTL2+
15
OUTL2–
5 HIN
6 LIN
3
HOUT
4
HSCT
8
LOUT
DIGITAL POWER AMP
IC1536
5 HIN
6 LIN
3
HOUT
4
HSCT
8
LOUT
DIGITAL POWER AMP
IC1546
BOOSTER
Q1656, 1676
I. PROTECT
Q1726
V. PROTECT
Q1756, 1786
BOOSTER
Q1666, 1676
LPF
LPF
74 FSOI
SCK
DED TIME
IC1524
DED TIME
IC1526
1
I LIMIT
32
DC PRO
TEMP
50
F-A RY
47
F-B RY
35
DIAG
SP-A
SP-B
TEMP
58
HP RY
HP-RY
Q1891
D1891
Q1892
36
EN
HPSW
46
LAT1
45
LAT2
LAT1
LAT2
44
LAT3
43
LAT4
LAT3
LAT4
38
INIT
51
SHIFT
INIT
SHIFT
37
MODE1
64FS
64FS
DATA L/R
DATA L/R
DATA C/SW
DATA C/SW
DARA SL/SR
DATA SL/SR
DATA BL/BR
DATA BL/BR
LRCKO
LRCK
BCKO
BCKO
SCK
SCK
MSMUTE
MSMUTE
SCDT
SCDT
+12V
+9V
DSDL
DSDR
DSDC
DSDW
DSDSL
DSDSR
DSDSBL
DSDSBR
BUFFER
IC1910
DSDL
DSDR
DSDC
DSDW
DSDSL
DSDSR
DSDSBL
DSDSBR
4
2
CLOCK OSC
IC1471
X1471
49.125MHz
HP SW
RELAY DRIVER
Q1480
HP-RY
RELAY DRIVER
Q1680
SP-A
RELAY DRIVER
Q1690
SP-B
RY1480
RY1680
RY1690
R-CH
L
A
R
L
R
TM1710
TM1730
PHONES
J1001
+
−
+
−
+
−
+
−
+
−
TM1740
+
−
L
TM1760
+
−
L
TM1750
+
−
R
R-CH
TM1770
+
−
R
(US, Canadian)
(US, Canadian)
(EXCEPT US, Canadian)
R-CH
HPSW
R-CH
PCM/PWM
PROCESSOR
IC1401
PCM/PWM
PROCESSOR
IC1402
PCM/PWM
PROCESSOR
IC1403
PCM/PWM
PROCESSOR
IC1404
MODE1
SUB SYSTEM
CONTROLLER
IC1800 (2/2)
• SIGNAL PATH
• R-CH is omitted due to same as L-CH.
: AUDIO (DIGITAL)
: AUDIO (ANALOG)
B
FRONT SPEAKERS
IMPEDANCE USE
4 – 16
Ω
CENTER SPEAKERS
IMPEDANCE USE
4 – 16
Ω
SURROUND SPEAKERS
IMPEDANCE USE
4 – 16
Ω
SURROUND BACK
SPEAKERS
IMPEDANCE USE
4 – 16
Ω
SURROUND BACK
SPEAKERS
IMPEDANCE USE
4 – 16
Ω
+9V
REGULATOR
IC1851
+5V
REGULATOR
IC1852
+5V
+3.3V
+3.3V
REGULATOR
IC1853
Click on the first or last page to see other STR-DA3000ES service manuals if exist.