Read Sony HT-DDWG800 / STR-KG800 Service Manual online
STR-KG800
STR-KG800
22
22
BOARD
MAIN
(2/3)
1
BOARD
MAIN
(2/3)
4
2
BOARD
(3/3)
MAIN
3
(3/3)
BOARD
MAIN
IC B/D
IC B/D
IC B/D
2.
8
1.
1
-1.1
-43.
2
0.
1
0.
1
0.
1
0.
1
-43.
2
-1.1
1.
1
44.
8
-44.
8
1.
1
0.
1
1.
1
0.
1
-43.
2
0.
1
2.
8
0.
1
44.
8
-44.
8
-43.
2
-1.1
-1.1
1.
1
0
0
0.
1
-43.
1
0.
1
2.
8
0
44.
8
-44.
8
-44.
8
0
-1.1
0
0
0
0
-0. 6
-1. 1
0.5
1.1
-1. 1
0.5
1.1
-0. 6
-1. 1
-1. 1
0.5
1.1
-0. 6
-1.1
-1. 1
1.1
0.5
-1. 1
-1. 1
-0. 6
1.1
0.5
-1.1
-1. 1
-0.6
-44.
8
0
-1.
1
44.
8
0
1.
1
-44.
8
-1.1
0
1.
1
0
44.
8
-44.
8
-1.
1
0
1.
1
0
44.
8
-44.
8
-1.1
0
1.
1
0
44.
8
-44.
8
-1.
1
0
1.
1
0
44.
8
0
-43. 8
-43. 8
0
0
-43. 8
0
0
-43. 8
0
0
-43. 8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4.1
4.1
0
4.1
0
4.1
0
4.1
0
560
R658
15k
R672
500V
C658
47p
1
2
3
MN2488-OPY-MK
Q653
B
C
E
6.2k
R662
47k
R680
2.2k
R656
100k
R676
2SA1163L-TE85L
Q662
1.5k
R664
2SA1115TP-EF
Q651
50V
10
C671
0.022
C679
82k
R657
4.7k
R661
2SA1163L-TE85L
Q661
68k
R666
2SC3052EF-T1-LEF
Q670
25V
47
C657
10
R679
1
2
3
MP1620-OPY-MK
Q654
B
C
E
L678
15k
R665
0.22
R663
0.01
C670
220p
C661
2SC3623ATP-LK
Q652
500V
47p
C659
4.7
R678
2SA1163L-TE85L
Q711
560
R808
0.22
R813
1
2
3
MN2488-OPY-MK
Q803
B
C
E
47k
R830
0.22
R863
500V
C758
47p
2SA1163L-TE85L
Q862
2SA1115TP-EF
Q701
1
2
3
MN2488-OPY-MK
Q753
B
C
E
25V
47
C807
4.7k
R811
47k
R780
82k
R857
2SA1115TP-EF
Q801
100k
R776
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
2SC3052EF-T1-LEF
Q770
68k
R704
1.5k
R814
R805
22k
25V
47
C757
1
2
3
MN2488-OPY-MK
Q703
B
C
E
10
R779
10
R729
L878
15k
R815
500V
3p
C855
1
2
3
MP1620-OPY-MK
Q754
B
C
E
15k
R822
2SA1163L-TE85L
Q712
2.2k
R706
500V
C858
47p
2SC3052EF-T1-LEF
Q720
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
2SC3623ATP-LK
Q802
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
MP1620-OPY-MK
Q854
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
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
MP1620-OPY-MK
Q704
B
C
E
6.2k
R862
500V
47p
C859
15k
R865
2SC3052EF-T1-LEF
Q870
15k
R872
68k
R866
47k
R880
15k
R715
L778
4.7
R878
6.2k
R812
15k
R765
2SC3623ATP-LK
Q852
0.22
R763
0.01
C770
0.22
R713
0.01
C775
6.2k
R712
82k
R807
500V
3p
C755
50V
10
C871
1
2
3
MN2488-OPY-MK
Q853
B
C
E
0.022
C829
68k
R716
4.7
R828
220p
C811
500V
47p
C759
2SC3052EF-T1-LEF
Q820
1
15
14
13
12
11
10
uPC2581V-S
IC700
1
15
14
13
12
11
10
uPC2581V- S
IC800
100V
10
C546
1
R546
1
R545
100V
10
C545
500V
3p
C655
100p
C654
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
D675
MA2J1
110GLS0
D870
MA2J1
110GLS0
D820
MA2J1
110GLS0
D861
MA2J1110GLS0
D670
MA2J1
110GLS0
D81
1
MA2J1
110GLS0
D761
MA2J1110GLS0
D770
MA2J1
110GLS0
D720
MA2J1
110GLS0
D775
MA2J1
110GLS0
D71
1
MA2J1
110GLS0
D725
100k
R726
0.01
C725
0
JR605
0
JR606
22k
R720
22k
R670
22k
R870
22k
R770
22k
R820
50V
C644
10
50V
C844
10
50V
C744
10
JR607
0
JS628
3.3k
R771
3.3k
R821
3.3k
R871
22k
R824
22k
R674
22k
R724
22k
R874
22k
R774
22k
R773
22k
R873
22k
R723
22k
R673
22k
R823
100
R760
100
R859
100
R709
100
R809
100
R810
100
R860
100
R710
100
R660
100
R659
100
R759
2.2k
R853
2.2k
R703
2.2k
R803
2.2k
R753
2.2k
R653
JS712
JS710
JS61
1
JS810
JS711
6.2k
R762
JS337
JS339
JS338
0
R600
0
R602
500V
33p
C853
500V
33p
C803
500V
33p
C653
500V
33p
C703
500V
33p
C753
10V
C706
220
10V
C756
220
10V
C856
220
10V
C656
220
10V
C806
220
JR340
0
JS578
3.3k
R671
3.3k
R721
10k
R675
10k
R725
10k
R775
0.01
C675
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
uPC2581V-S
IC600
MUTE
+VOUT1
-VOUT1
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
-VOUT2
+VOUT2
VCC
VCC
VEE
MUTE
+VOUT1
-VOUT1
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
-VOUT2
+VOUT2
VCC
VCC
VEE
MUTE
+VOUT1
-VOUT1
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
-VOUT2
+VOUT2
VCC
VCC
VEE
9
8
7
6
5
4
3
2
9
8
7
6
5
4
3
2
13
15
17
18
19
20
21
22
23
24
2
1
3
11
12
4
6
9
10
25
26
27
(1/3)
MAIN BOARD
POWER AMP
IC800
POWER AMP
IC700
POWER AMP
IC600
BOOSTER
BOOSTER
BOOSTER
BOOSTER
BOOSTER
BOOSTER
BOOSTER
BOOSTER
BOOSTER
BOOSTER
Q651, 652
LIMITER
Q751, 752
LIMITER
Q701, 702
LIMITER
Q851, 852
LIMITER
Q801, 802
LIMITER
Q811, 812
CURRENT
DETECT
AF POWER
PROTECT
DETECT
CURRENT
Q861, 862
DETECT
CURRENT
Q711, 712
DETECT
CURRENT
Q761, 762
DETECT
CURRENT
Q661, 662
PROTECT
AF POWER
PROTECT
AF POWER
PROTECT
AF POWER
PROTECT
AF POWER
D
B
16
10
11
F
5
15
L
K
3
G
1
12
C
E
H
8
9
6
7
J
4
13
A
14
2
I
6-7. SCHEMATIC DIAGRAM - MAIN Board (1/3) -
• See page 46 for IC Block Diagrams.
(Page
23)
(Page
24)
(Page 24)
(Page
23)
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