Schematic Diagram - Main Board (2/3) - Sony STR-DA2ES Service Manual

STR-DA2ES/DB1080
6-23. SCHEMATIC DIAGRAM – MAIN Board (2/3) – •
CN504
(2/3) 1P
A1
A2
POWER AMP
IC503
µPD2581V
C503
10 50V
C506
33p
500V
R507
22k
C504
R508 C510 C560
22 50V
1k 100p 100p
SL
SR
C508
R558 C554
4p
1k 22 R561
500V
50V 68k
R511
68k
R510 R560
2.7k 2.7k
C509 C559
C505
220 220
220p
10V 10V
A3
POWER AMP
IC403
µPD2581V
C403
10
50V
C406
33p
500V
R407
22k
C404
R408 C410 C460
22 50V
1k 100p 100p
L
R
C408
R458 C454 R461
4p
1k 22 68k
500V
50V
R411
68k
(Page 35) R410 R460
2.7k 2.7k
C409 C459
C405
220 220
220p
10V 10V
IC603
µPD2581V
POWER AMP
R607 C656
22k 33p
500V
C660
100p
C603
10
50V
C654
R658
22 50V
1k
SB
C
C658
R608 C604
4p
1k 22
500V
50V
R660 R661 R610
2.7k 68k 2.7k
C659 C609
220 220
10V 10V
C655
220p
A4
A5
(Page 37)
See page 50 for IC Block Diagram.
(Page 39)
CN500
CN404 CN604 CN812
7P
2P 2P 1P
C511
22p
500V
R512
100
BOOSTER
C556
33p
500V
C558
4p
500V
2SB1647
R513 BOOSTER
100
C512
22p
500V
C411
22p
500V
R412
Q402
100
2SD2560
BOOSTER
R414
0.22X2
5W
C456
33p
500V
C458 R413
4p 100
500V
Q403
C412
2SB1647
22p
500V BOOSTER
C661
22p
500V
R662 Q652
100 2SD2560
BOOSTER
R664
0.22X2
5W
Q653
2SB1647
BOOSTER
C606
33p
500V
C662 22p 500V
C610
100p
R663
100
C608
4p
500V
CN400 CN650
7P 7P
(Page 39) (Page 39)
(Page 39)
CN550
7P
CN502
1P
C561
22p
500V
R562
Q502 Q552
100
2SD2560 2SD2560
BOOSTER
L501
R514 R564
0.22X2 0.22X2
5W 5W
R516
10
R517
Q503
10
R563
C514 100
0.047
C515 Q553
C562
0.1 2SB1647
22p
500V BOOSTER
C415
0.1
C461
C414
22p
0.047
500V
R417
10
R462
Q452
100
2SD2560
L401
BOOSTER
R464
0.22X2
5W
R416
10
R463
100
Q453
C462
2SB1647
22p
500V BOOSTER
C665
0.1
C611
22p
C664
500V
0.047
R667
Q602
10 R612
2SD2560
100
BOOSTER
L651
R614
0.22X2
5W
R666
10
R613
100
Q603
C612
2SB1647
22p
500V BOOSTER
C814
100
16V
CN450 CN600
7P 7P
(Page 39) (Page 39)
36 36
CN552 CN402 CN452 CN403
1P 1P 1P 4P
RY806
-1
-2
L551
R566
10 D814 1SS133
R567
10 R847
2.2k R849
10
Q823
C564
2SC2785TP-
0.047 R848
10k RELAY DRIVE
C565
0.1
RY803
-1
-2
R814
2.2k D811 1SS133
R822
10
Q809
L451 2SC2785TP-
R818
RELAY DRIVE
10k
RY801
-1
R466
10
-2
D809 1SS133
R467
10 R820
10
Q807
C464
2SC2785TP-
0.047
R812 R816 RELAY DRIVE
C465 2.2k 10k
0.1
JW607
C615
0.1
L601
C614
0.047
R617
10
R616
10
GP801
IC801
M5F7815L
R828
4.7k R790
O I
10
G
Q824
2SC1815YGR
+5V
REGULATOR +15V REGULATOR R791
4.7k
C815 C801 1W
D815
100 470
HZS6B2
16V 25V
C790
∗
G
C802 O I
470
25V IC802
M5F7915L
-15V REGULATOR
C795
∗
R796
4.7k
∗ C790,795
22 100V (DA2ES)
100 100V (DB1080)
R795
10
CN809
6P
(Page 39)
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
CN801
R837 5P
10k
HP-CONT
CONT-GND
R
GND
R825
470 R824
1W 470
1W
L
(Page 41)
CN602
1P
CN652
1P
CN603
2P
C607
(CHASSIS)
100p
C657
100p
TM501
SPEAKERS IMPEDANCE
USE 6-16Ω
CENTER SURROUND BACK
L SURROUND R
CN811
3P
D GND
D GND
D GND
C557
100p
(Page 23)
C507
100p
∗ D790
(CHASSIS)
MTZJ-T-72-18C (DA2ES:US)
CN803
MTZJ-T-72-16B (DA2ES:CND)
4P
MTZJ-T-72-24D (DB1080)
R
GND
GND
L
(Page 41)
Q790
2SD2396
LIMITER SWITCH
C809
22
100V
CN802 (Page 47)
3P
+B
R792
470
B GND
D790 D791
∗ 1SS133
-B
Q791
2SC1841
CN813
LIMITER
2P
SWITCH
V GND
V GND
R797 D796
470 1SS133
CN804
7P
+24V (Page 29)
24V(RY)
Q795
2SB1565 RY GND
LIMITER SWITCH
GND
GND
-24V
FL GND (Page 47)
(Page 37)
Les composants identifiés par une marque 0 sont
critiques pour la sécurité. Ne les remplacer que
par une pièce portant le numéro spécifié.