Sony STR-DA2000ES / STR-DB2000 Service Manual ▷ View online
STR-DA2000ES/DB2000
25
25
6-10. BLOCK DIAGRAM – POWER Section –
7
5
VOL-DC
+5V
–5V
+12V
+3.3VB
+5VB
–12V
+7V
1
3
Q908
VOL-SW
V POWER
DRIVER
Q101, 102
ERROR AMP
IC103
+6V REGULATOR
Q202
V+B
DISCHARGE
Q909
+
BUFFER
Q01, 905, 906
D102
D008
D101
RECT
RECT
ISOLATOR
PC002
ISOLATOR
PC001
SWITCHING
Q001, 002
8
CS
3
2
IS
5 OUT
6 VCC
FB
D001
RECT
RECT
D009
RECT
RECT
D302, 303
RECT
ISOLATOR
PC004
ISOLATOR
PC004
Q003
TH001
D405
D202
RECT
RECT
D013
RECT
RECT
D021
RECT
RECT
D014, 019
RECT
D201
RECT
RECT
D401
RECT
RECT
D404
V+12V
V–9V
D301
RECT
RECT
SWITCHING
Q004
CS
2
IS
5 OUT
6 VCC
FB
SWITCHING REGULATOR
IC002
D010
RECT
RECT
TH002
8
3
Q005
D022
D015 – 018
RECT
ISOLATOR
PC005
+12V
REGULATOR
IC201
–9V
REGULATOR
IC202
–12V
REGULATOR
IC302
+5V DSP
+2.6V DSP
+3.3V DSP
+5V
REGULATOR
IC910
+3.3V
REGULATOR
IC909
+7V
REGULATOR
IC905
+5V
REGULATOR
IC904
–5V
REGULATOR
IC906
2
3
4
1
5
6
B+ SWITCH
Q913
B+/B– SWITCH
IC913
VOL-DC AMP
IC903
–10V
A+5V
–10V
D402
ISOLATOR
PC006
SWITCHING
REGULATOR
IC003
POWER ON/OFF
RELAY DRIVE
Q401
POW RY
POW CHG
STOP
+3.3V
REGULATOR
IC911
–10V
REGULATOR
IC662
+5V
REGULATOR
IC912
+10V
REGULATOR
IC661
T001
POWER
TRANSFORMER
T002
POWER
TRANSFORMER
T003
POWER
TRANSFORMER
SWITCHING REGULATOR
IC001
SHUNT
REGULATOR
IC101
SHUNT
REGULATOR
IC301
SHUNT
REGULATOR
IC401
L010
RL001
L002
L001
(Page 18)
O
(Page 20)
W
(Page19)
R
ISOLATOR
PC007
(AC IN)
ISOLATOR
PC008
+B SWITCH
Q904
+5V
REGULATOR
IC691
TUN+3.3V
+3.3V
REGULATOR
IC2016
B– SWITCH
Q911
POWER CONTROL
SWITCH
Q912
(AEP, UK)
+2.6V
REGULATOR
IC2206
V+5V
+5V
REGULATOR
IC1852
V+9V
V+3.3V
+3.3V
REGULATOR
IC1853
+9V
REGULATOR
IC1851
SWITCHING
Q914
STR-DA2000ES/DB2000
26
26
Note on Printed Wiring Board:
•
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
a
: Through hole.
•
f
: internal component.
•
x
: parts mounted on the conductor side.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side)
the parts face are indicated.
6-11. NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
B
These are omitted.
C
E
Q
• Indication of transistor
Note on Schematic Diagram:
• All capacitors are in
• All capacitors are in
µ
F unless otherwise noted. pF:
µµ
F
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
f
: internal component.
•
2
: nonflammable resistor.
•
C
: panel designation.
•
A
: B+ Line.
•
B
: B– Line.
•
H
: adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
– MULTI-VIDEO, S-VIDEO boards –
no mark : VIDEO 1 mode
– Other boards –
no mark : TUNER
( ) : VIDEO 1 mode
– MULTI-VIDEO, S-VIDEO boards –
no mark : VIDEO 1 mode
– Other boards –
no mark : TUNER
( ) : VIDEO 1 mode
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
f
: TUNER
F
: AUDIO (ANALOG)
J
: AUDIO (DIGITAL)
E
: VIDEO
• Abbreviation
MY
: Malaysia model
SP
: Singapore model
Note:
The components identi-
fied by mark
The components identi-
fied by mark
0
or dotted
line with mark
0
are criti-
cal for safety.
Replace only with part
number specified.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque
Les composants identifiés par
une marque
0
sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
• Circuit Boards Location
SP TM (J) board
(STR-DA2000ES only)
(STR-DA2000ES only)
SP TM (K) board
(STR-DA2000ES only)
(STR-DA2000ES only)
DIGITAL Board
SP TM (A) board
SWITCHING REGULATOR
SP TM (B) board
SP TM (C) board
SP TM (D) board
DISPLAY board
HP-V3 board
FUNCTION board
VOL board
D. AMP board
SP TM (E) board
SP TM (F) board
SP TM (G) board
SP TM (H) board
SP TM (I) board
CIS board
(STR-DA2000ES only)
(STR-DA2000ES only)
S-VIDEO board
MULTI-VIDEO board
2CH. AU board
REG board
TH board
UP CONVERT board
(STR-DA2000ES only)
(STR-DA2000ES only)
• DIGITAL and D. AMP boards are multi-layer printed board.
However, the patterns of intermediate layers have not
been included in this diagrams.
been included in this diagrams.
STR-DA2000ES/DB2000
27
27
6-12. SCHEMATIC DIAGRAM – 2CH. AU Board (1/3) –
R423
R425
R428
R492
R493
R527
R592
R593
R462
R463
R464
R562
R564
R563
J605
J606
R491
R591
R512
R412
R514
J607
J608
R515
R415
R414
R513
R413
R523
R516
R517
R417
R416
R418
R518
R419
R519
R520
R420
R528
R594
R494
R421
R521
R565
R465
C525
C425
C524
C424
IC616(2/2)
R525
IC614(2/2)
IC614(1/2)
C423
IC612(1/2)
C422
C522
C523
IC611(1/2)
IC613(1/2)
IC613(2/2)
IC611(2/2)
IC615(1/2)
IC615(2/2)
IC619(1/2)
IC621(2/2)
IC619(2/2)
IC621(1/2)
IC617(2/2)
IC617(1/2)
IC612(2/2)
IC616(1/2)
IC618(2/2)
IC618(1/2)
IC620(2/2)
IC620(1/2)
R424
R524
R426
R526
R427
C477
C577
C419
C519
C478
C578
C521
C421
C517
C417
C516
C416
C475
C575
C476
C576
C574
C474
C415
C515
C513
C413
C473
C573
R431
R531
R411
R511
R522
R422
C472
C572
C511
C411
C531
C431
C611
C614
C613
C612
47k
47k
47k
100k
100k
47k
100k
100k
10k
10k
10k
10k
10k
10k
6P
6P
100k
100k
1k
1k
1k
6P
6P
1k
1k
1k
1k
1k
47k
1k
1k
1k
1k
1k
1k
1k
1k
1k
1k
47k
100k
100k
1k
1k
10k
10k
22
50V
22
50V
22
50V
22
50V
M5218AFP
47k
M5218AFP
M5218AFP
22
50V
M5218AFP
22
50V
22
50V
22
50V
M5218AFP
M5218AFP
M5218AFP
M5218AFP
M5218AFP
M5218AFP
M5218AFP
M5218AFP
M5218AFP
M5218AFP
M5218AFP
M5218AFP
M5218AFP
M5218AFP
M5218AFP
M5218AFP
M5218AFP
M5218AFP
47k
47k
47k
47k
47k
100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
1k
1k
47k
47k
100p
100p
100p
100p
100p
100p
0
0
0
0
ZZ1
ZZ2
ZZ3
ZZ4
ZZ5
ZZ6
ZZ7
YY1
YY2
YY3
AA1
AA2
AA4
AA6
AA7
AA9
AA11
AA13
AA15
AA17
AA19
AA21
AA3
AA8
AA5
AA10
AA12
AA18
AA14
AA20
AA16
AA22
∗
∗
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
(1/3)
8
4
1
2
3
7
5
6
8
7
5
6
4
1
2
3
8
7
5
6
4
1
2
3
8
7
5
6
4
1
2
3
8
7
5
6
4
1
2
3
8
7
5
6
4
1
2
3
8
7
5
6
4
1
2
3
8
7
5
6
4
1
2
3
8
7
5
6
4
1
2
3
8
7
5
6
4
1
2
3
8
7
5
6
4
1
2
3
BUFFER
BUFFER
BUFFER
BUFFER
BUFFER
BUFFER
BUFFER
BUFFER
BUFFER
BUFFER
R431,531
∗
0
2.2k
R
L
R
L
R
L
IN
IN
MD/DAT
OUT
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
MD/DAT
IN
OUT
TAPE
TAPE
IN
IN
TV/SAT
AUDIO
IN
AUDIO
DVD
AUDIO
VIDEO2
OUT
AUDIO
VIDEO2
IN
AUDIO
OUT
VIDEO1
AUDIO
IN
VIDEO1
PHONO
AUDIO
CD/SACD
AUDIO
AUDIO
AUDIO
AUDIO
AUDIO
ANALOG
VIDEO
BUFFER
(STR-DA2000ES)
(STR-DB2000)
(STR-DB2000)
(STR-DB2000)
(STR-DB2000)
(STR-DB2000)
(STR-DB2000)
(STR-DB2000)
(STR-DB2000)
(STR-DB2000)
(STR-DB2000)
(Page 28)
(Page 29)
STR-DA2000ES/DB2000
28
28
6-13. SCHEMATIC DIAGRAM – 2CH. AU Board (2/3) –
•
See page 69 for IC Block Diagrams.
C585
C586
R586
R585
R486
C487
C588
R587
R588
C587
R487
C488
R488
R485
EP601
IC301(1/2)
C533
R533
C535
R534
C536
C537
R536
R535
R537
IC301(2/2)
C538
C433
R433
C436
C437
R435
R436
C438
R438
C632
R439
R539
R489
C486
R589
JW622
R529
IC622
R429
JW621
R561
IC604
R461
R410
C631
C485
R510
JW624
CNP605
CNP610
IC201
IC171
C579
C479
R686
R685
C685
C686
C687
R437
R434
C435
C434
C534
R538
C432
C532
R532
R432
R689
C688
IC151
R687
R688
2200p
2200p
33
33
33
0.1
100p
0
0
0.1
0
100p
0
33
M5218AFP
2.2
50V
50V
100k
220
10V
10V
180
0.0091
0.033
100k
8.2k
100
M5218AFP
2.2
50V
50V
2.2
50V
50V
100k
0.0091
0.033
8.2k
100k
2.2
50V
50V
100k
0.022
470
470
0
2200p
0
47k
M5218AFP
47k
47k
M5218AFP
47k
1k
0.022
2200p
1k
12P
3P
TC9273-014
TC9273N-013
100p
100p
33
33
2200p
2200p
0.1
100
180
220
10V
10V
100p
100p
100k
220p
220p
100k
100k
0
100p
TC9273N-004
0
0
ZZ1
ZZ2
ZZ3
ZZ4
ZZ5
ZZ6
ZZ7
XX1
XX2
XX4
XX5
XX6
XX8
XX9
XX10
A
A
1
A
A
2
A
A
3
A
A
4
A
A
1
A
A
3
A
A
5
A
A
6
A
A
7
A
A
8
A
A
9
A
A
1
0
A
A
6
A
A
8
A
A
1
0
A
A
1
1
A
A
1
2
A
A
1
3
A
A
1
4
A
A
1
5
A
A
1
6
A
A
1
7
A
A
1
8
A
A
1
9
A
A
2
0
A
A
2
1
A
A
2
2
A
A
5
TUNER-LCH
TUNER-RCH
COM-LCH
COM-RCH
A+2.5V
A+5V
ANALOG-GND
ANALOG-GND
ANALOG-GND
A+10V
ANALOG-PS-GND
V3-LCH
V3-RCH
V3-GND
(CHASSIS)
(2/3)
INPUT SELECT
INPUT SELECT
INPUT SELECT
BUFFER
A-10V
BUFFER
EQ AMP
(S
TR
-D
B2
00
0
)
(S
TR
-D
B200
0)
(S
TR
-D
B
2000)
(S
TR
-D
B2
00
0)
(STR-DB2000)
(STR-DA2000ES)
(Page 27)
(Page 29)
(Page 65)
(Page 34)
Click on the first or last page to see other STR-DA2000ES / STR-DB2000 service manuals if exist.