STR-DG820
STR-DG820
21
21
• See page 48 for IC Block Diagrams.
6-7. SCHEMATIC DIAGRAM - MAIN Board (1/3) -
2
IC B/D
IC B/D
(2/3)
BOARD
MAIN
(3/3)
MAIN
BOARD
1
IC B/D
IC B/D
0
1.1
-35.7
0
35.7
-1.1
0
-35.7
1.1
-1
0
35.7
0
-35.7
1.1
-1.1
0
35.7
0
-35.7
1.1
-1.1
0
35.7
0
-35.7
1.1
-1.1
0
35.7
0
-35.7
1.1
-1.1
0
35.7
0
-35.7
1.1
-1.1
0
35.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-35
0
0
0
-35
0
0
-35
0
0
-35
0
0
-35
0
0
-35
0
0
-35
0
2.7
0
0
2.7
0
2.7
0
2.7
0
2.7
0
2.7
0
2.7
-1.1
1.1
0.5
-1.1
-0.6
-0.6
-1
0.4
1.1
-1
-0.6
-1.1
0.5
1.1
-1.1
-0.6
-1.1
0.5
1.1
-1.1
-0.6
-1.1
0.5
1.1
-1.1
-0.6
-1.1
0.5
1.1
-1.1
-0.6
-1.1
0.5
1.1
-1.1
-35.4
35.7
1.1
-1
-34
0
0
0
0
-33.8
-1.1
1.1
2.3
35.7
0
-1.1
35.7
2.2
0
-33.8
-35.4
35.7
-33.9
0
-1.1
0
1.1
1.1
0
-1.1
35.7
2.3
0
-33.8
-35.4
35.7
-33.8
0
-1.1
0
1.1
1.1
0
35.7
2.2
0
-35.4
-35.4
35.7
-33.7
-1.1
1.1
1
9
8
7
6
5
4
3
2
15
14
13
12
11
10
UPC2581V-S
IC500
MUTE
-VOUT1
+VOUT1
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
-VOUT2
+VOUT2
VCC
VCC
VEE
R555 22k
2SA1163L-TE85L
Q562
2SA1163L-TE85L
Q561
L578
1
2
3
B
C
E
2SA1115TP-EF
Q551
5W
0.22
R563
10
R579
1.5k
R564
15k
R572
15k
R565
1
2
3
B
C
E
4.7
R578
50V
10
C571
2.2k
R556
47k
R580
220p
C561
560
R558
68k
R566
6.2k
R562
0.022
C579
4.7k
R561
82k
R557
25V
47
C557
500V
47p
C559
0.01
C570
500V
C558
47p
2SC3623ATP-LK
Q552
2SA1163L-TE85L
Q611
560
R658
500V
47p
C609
15k
R672
500V
C658
47p
2SA1115TP-EF
Q601
1
2
3
B
C
E
6.2k
R662
47k
R680
2.2k
R656
10 50V
C621
25V
47
C607
2SA1163L-TE85L
Q662
1.5k
R664
2SC3623ATP-LK
Q602
2SA1115TP-EF
Q651
82k
R607
L628
1.5k
R614
15k
R622
4.7k
R611
560
R608
50V
10
C671
0.022
C679
82k
R657
220p
C611
4.7k
R661
R628
4.7
0.022
C629
2SA1163L-TE85L
Q661
68k
R666
1
2
3
B
C
E
25V
47
C657
1
2
3
B
C
E
10
R679
R629
10
15
R615
1
2
3
B
C
E
47k
R630
L678
15k
R665
R663
2SA1163L-TE85L
Q612
2.2k
R606
0.01
C670
R613
0.01
C620
6.2k
R612
220p
C661
68k
R616
2SC3623ATP-LK
Q652
500V
47p
C659
4.7
R678
2SA1163L-TE85L
Q711
560
R808
R813
1
2
3
MN2488-OPY-MK
Q803
B
C
E
47k
R830
R863
500V
C758
47p
2SA1163L-TE85L
Q862
2SA1115TP-EF
Q701
1
2
3
B
C
E
25V
47
C807
4.7k
R811
47k
R780
82k
R857
2SA1115TP-EF
Q801
68k
R854
2SA1163L-TE85L
Q762
1.5k
R764
2SC3623ATP-LK
Q702
4.7k
R861
1.5k
R714
100p
C804
500V
C708
47p
0.01
C870
560
R708
50V
10
C771
1
2
3
MP1620-OPY-MK
Q804
B
C
E
220p
C711
4.7k
R761
500V
3p
C805
25V
47
C857
68k
R766
68k
R704
1.5k
R814
R805
22k
25V
47
C757
1
2
3
B
C
E
10
R779
10
R729
1
9
8
7
6
5
4
3
2
15
14
13
12
11
10
UPC2581V-S
IC800
MUTE
+VOUT1
-VOUT1
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
-VOUT2
+VOUT2
VCC
VCC
VEE
L878
15k
R815
500V
3p
C855
1
2
3
B
C
E
15k
R822
2SA1163L-TE85L
Q712
2.2k
R706
500V
C858
47p
0.01
C720
1.5k
R864
R705 22k
100p
C704
220p
C761
2SC3623ATP-LK
Q752
100p
C754
4.7
R778
560
R758
500V
47p
C709
0.01
C820
15k
R772
2SA1163L-TE85L
Q811
68k
R754
100p
C854
2.2k
R856
0.022
C879
500V
47p
C809
2SA1163L-TE85L
Q812
2.2k
R756
68k
R804
50V
10
C721
L828
1
2
3
B
C
E
220p
C861
500V
3p
C705
25V
47
C707
68k
R816
2SA1115TP-EF
Q851
2SA1115TP-EF
Q751
50V
10
C821
10
R879
82k
R707
1
9
8
7
6
5
4
3
2
15
14
13
12
11
10
UPC2581V-S
IC700
MUTE
+VOUT1
-VOUT1
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
-VOUT2
+VOUT2
VCC
VCC
VEE
L728
2.2k
R806
15k
R722
4.7k
R711
10
R829
500V
C808
47p
0.022
C779
2SA1163L-TE85L
Q861
82k
R757
560
R858
4.7
R728
0.022
C729
2SA1163L-TE85L
Q761
1
2
3
B
C
E
6.2k
R862
500V
47p
C859
15k
R865
15k
R872
68k
R866
47k
R880
15k
R715
L778
4.7
R878
6.2k
R812
15k
R765
2SC3623ATP-LK
Q852
R763
0.01
C770
R713
6.2k
R712
82k
R807
500V
3p
C755
50V
10
C871
1
2
3
B
C
E
0.022
C829
68k
R716
4.7
R828
220p
C811
500V
47p
C759
100V
10
C546
1
R546
1
R545
100V
10
C545
500V
3p
C605
500V
3p
C655
1
9
8
7
6
5
4
3
2
15
14
13
12
11
10
UPC2581V-S
IC600
MUTE
+VOUT1
-VOUT1
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
-VOUT2
+VOUT2
VCC
VCC
VEE
1k
R601
50V
C601
10
68k
R604
100p
C602
100p
C654
100p
C604
50V
C651
10
R605
22k
1k
R651
100p
C652
68k
R654
68k
R652
1k
R751
1k
R701
50V
C751
10
100p
C752
100p
C702
50V
C701
10
68k
R752
68k
R702
1k
R851
1k
R801
50V
C851
10
100p
C852
100p
C802
50V
C801
10
68k
R852
68k
R802
R730
47k
MA2J1
110GLS0
D661
MA2J1
110GLS0
D570
MA2J1
110GLS0
D870
MA2J1
110GLS0
D820
MA2J1
110GLS0
D61
1
MA2J1
110GLS0
D861
MA2J1
110GLS0
D561
MA2J1
110GLS0
D670
MA2J1
110GLS0
D81
1
MA2J1
110GLS0
D761
MA2J1
110GLS0
D770
MA2J1
110GLS0
D720
MA2J1
110GLS0
D620
MA2J1
110GLS0
D71
1
100p
C554
500V
33p
C553
68k
R552
1k
R551
500V
3p
C555
100p
C552
R554
68k
50V
C551
10
JR632 0
22k
R720
22k
R670
22k
R870
22k
R770
22k
R820
22k
R620
22k
R570
50V
C644
10
50V
C844
10
50V
C744
10
50V
C544
10
500V
33p
C603
4.7k
R771
4.7k
R821
4.7k
R871
4.7k
R621
22k
R824
22k
R674
22k
R724
22k
R624
22k
R874
22k
R574
22k
R774
47k
R573
47k
R773
47k
R873
47k
R723
47k
R673
47k
R823
47k
R623
100
R760
100
R859
100
R709
100
R809
100
R810
100
R860
100
R710
100
R660
100
R659
100
R759
100
R560
100
R559
100
R610
100
R609
2.2k
R853
2.2k
R703
2.2k
R803
2.2k
R753
R553
2.2k
2.2k
R653
2.2k
R603
JS712
JS710
JS610
JS61
1
JS511
JS810
JS711
500V
C608
47p
6.2k
R762
JS556
JS557
JS558
JS559
JS560
JS561
JS562
JS563
JS564
JS565
JS566
JS567
JS568
JS569
JS570
JS571
JS572
JS573
JS604
JS605
JS606
JS607
JS608
JS609
JS612
68k
R602
500V
33p
C853
500V
33p
C803
500V
33p
C653
500V
33p
C703
500V
33p
C753
10V
C706
220
10V
C606
220
10V
C756
220
10V
C556
220
10V
C856
220
10V
C656
220
10V
C806
220
4.7k
R671
4.7k
R721
4.7k
R571
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
86
87
88
89
91
92
93
94
95
96
POWER AMP
IC600
POWER AMP
IC700
(1/3)
MAIN BOARD
BOOSTER
BOOSTER
BIAS
Q801, 802
BIAS
Q851, 852
BIAS
Q701, 702
BIAS
Q601, 602
BIAS
Q751, 752
BIAS
Q651, 652
BIAS
Q551, 552
7
11
D
B
16
6
9
17
10
F
5
N
15
L
K
3
G
1
18
12
C
M
E
H
8
J
4
13
A
14
2
I
2SC3052EF-T1-LEF
Q570
AF POWER
SENSOR
DETECT
CURRENT
Q561, 562
MP1620-OPY-MK
Q554
BOOSTER
MN2488-OPY-MK
Q553
BOOSTER
POWER AMP
IC500
POWER AMP
IC800
MP1620-OPY-MK
Q654
BOOSTER
MN2488-OPY-MK
Q653
BOOSTER
MN2488-OPY-MK
Q753
BOOSTER
MP1620-OPY-MK
Q754
BOOSTER
MN2488-OPY-MK
Q603
BOOSTER
MP1620-OPY-MK
Q604
BOOSTER
MN2488-OPY-MK
Q703
BOOSTER
MP1620-OPY-MK
Q704
BOOSTER
MN2488-OPY-MK
Q853
BOOSTER
MP1620-OPY-MK
Q854
BOOSTER
2SC3623ATP-LK
Q802
2SC3052EF-T1-LEF
Q820
Q811, 812
CURRENT
DETECT
AF POWER
SENSOR
2SC3052EF-T1-LEF
Q870
AF POWER
SENSOR
DETECT
CURRENT
Q861, 862
2SC3052EF-T1-LEF
Q720
AF POWER
SENSOR
DETECT
CURRENT
Q711, 712
2SC3052EF-T1-LEF
Q620
AF POWER
SENSOR
DETECT
CURRENT
Q611, 612
2SC3052EF-T1-LEF
Q770
AF POWER
SENSOR
DETECT
CURRENT
Q761, 762
2SC3052EF-T1-LEF
Q670
AF POWER
SENSOR
DETECT
CURRENT
Q661, 662
5W
0.22
5W
0.22
5W
0.22
5W
0.22
5W
0.22
5W
0.22
(Page 23)
(Page 22)
Summary of Contents for STRDG820 - STR AV Receiver
Page 95: ...MEMO STR DG820 95 ...