DOWNLOAD Sony STR-DG520 Service Manual ↓ Size: 3.2 MB | Pages: 68 in PDF or view online for FREE

Model
STR-DG520
Pages
68
Size
3.2 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
str-dg520.pdf
Date
PREV: Sony STR-DG720 Service Manual

Sony STR-DG520 Service Manual ▷ View online

STR-DG520
STR-DG520
21
21
• Waveforms
– DIGITAL Board –
3.5 Vp-p
3.5 Vp-p
1.2 Vp-p
3.5 Vp-p
25 MHz
12.288 MHz
3.07 MHz
12.288 MHz
2.4 Vp-p
24 MHz
 IC1301 RG (BCK)
 IC1301 RE (CKOUT)
IC1301 XB (XOUT)
1 V/DIV, 0.2 μsec/DIV
1 V/DIV, 50 nsec/DIV
1 V/DIV, 50 nsec/DIV
 IC1501 [WD  (XTAL)
IC1101 JE (X1)
1 V/DIV, 50 nsec/DIV
1 V/DIV, 50 nsec/DIV
For Schematic Diagrams.
Note:
•  All capacitors are in μF unless otherwise noted.  (p: pF)
  50 WV or less are not indicated except for electrolytics 
and tantalums.
•  All resistors are in 
Ω and 
1
/
4
 W or less unless otherwise 
specifi ed.
•      f   : internal component.
•  2   :  nonfl ammable resistor.
•  5 : fusible resistor.
• 
C  : panel designation.
THIS  NOTE  IS  COMMON  FOR  PRINTED  WIRING  BOARDS  AND  SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
• 
A  : B+ Line.
• 
B  : B– Line.
•  Voltages and waveforms are dc with respect to ground 
under no-signal (detuned) conditions.
  no mark :  FM
•  Voltages are taken with VOM (Input impedance 10 M
Ω).
  Voltage variations may be noted due to normal production 
tolerances.
•  Waveforms are taken with a oscilloscope.
  Voltage variations may be noted due to normal production 
tolerances.
•  Circled numbers refer to waveforms.
• Signal path.
 
F  
: 
TUNER 
(FM/AM)
 
L   : VIDEO (AUDIO)
 
I  : VIDEO
 
J 
 : DVD (DIGITAL)
 
c   : CD (ANALOG)
• Abbreviation
 AUS : 
Australian 
model
 CND : 
Canadian 
model
  ECE  : Continental European,
   
  East European and
   
  Russian models
 TW  : 
Taiwan 
model
For Printed Wiring Boards.
Note:
• 
X  : Parts extracted from the component side.
•      f   : internal component.
• 
 : Pattern from the side which enables seeing.
Caution:
Parts face side:
(SIDE A)
Pattern face side: 
(SIDE B)
Parts on the parts face side seen from   
the parts face are indicated.
Parts on the pattern face side seen from   
the  pattern face are indicated.
Note: 
The components identi-
fi
 ed by mark 
0 or dotted 
line with mark 
0 are criti-
cal for safety. 
Replace only with part 
number specifi ed.
Note: 
Les composants identifi és 
par une marque 
0 sont 
critiques pour la sécurité. 
Ne les remplacer que par 
une piéce portant le nu-
méro spécifi é.
• Abbreviation
 AUS : 
Australian 
model
 CND : 
Canadian 
model
 ECE : 
Continental 
European,
   
  East European and
   
  Russian models
 TW  : 
Taiwan 
model
Ver. 1.1
STR-DG520
STR-DG520
22
22
1
A
B
C
D
E
F
G
H
2
3
4
5
6
7
8
9
10
11
12
13
14
1
4
8
1
4
5
8
1
4
5
MAIN BOARD
-1
L
-2
R
-3
L
-4
R
-5
L
-6
R
-1
L
-2
R
-3
L
-4
R
IN
SA-CD/CD
IN
TV
SURROUND
AUDIO
IN
SAT
AUDIO
OUT
AUDIO
IN
AUDIO
OUT
SUB WOOFER
R
L
CENTER
VIDEO
L
R
FRONT
SPEAKERS
IMPEDANCE USE 8-16Ω
(12)
12
(12)
12
CNP790
(CHASSIS)
J790
PHONES
TP790
BLK
1-872-423-
1-875-588-
C3037
C3032
R3022
IC3002
C3025
C3022
C3034
JS3022
JS3037
CNP411
JS432
JR321
JW826
JR702
JW827
JW833
JW830
JW845
C487
C489
C499
JW773
JWH1
C488
IC400
JW829
JW748
CL005
B400
CL006
R656
R658
Q652
B C E
BCE
Q752
B C E
Q702
B C E
Q852
B C E
Q802
B C E
JW610
JW611
R708
R706
R707
JW627
C811
Q811
R813
R814
Q812
R815
R820
L828
RY375
CNP912
1
7
CNP912
1
7
R375
Q375
R376
JW686
C92
2
C92
3
JW685
JWH12
CN792
CNP790
BLU
GR
Y
D941
CN941
D940
C940
C941
GRN
YEL
RED
GRY
BLU
C904
D942
D943
C930
CNP940
D930
1
6
R930
CNP930
JW859
CL004
CL003
CL008
W001
VIO
CL007
R351
D350
RY350
JW657
RR15
CC15
JS389
RR16
JW327
TB604
TB607
R353
JWH11
R357
Q360
R355
RY355
Q355
RY360
D360
R506
D501
D500
JW781
R507
IC565
R546
Q500
R505
R502
E  C  B
R545
JW688
JW872
JW709
C803
JW655
JWH2
JW330
JWH9
C325
JW648
R328
Q720
R722
D711
JW676
C708
JW612
JW613
R716
JWH4
JW691
JW642
JW692
R720
JW660
JW661
R715
Q712
R713
R714
Q711
JW608
JW609
JW694
R724
JWH7
C721
R723
JW656
C320
JW658
JW753
IC801
JW743
JW761
JW754
JW762
C805
R804
C852
C802 C804
R801
JW760
R854
C855
C853
RR17
R302
CC17
Q350
C932
D931
CC12
RR12
JW323
JW321
JW322
JS922
JS920
JW643
JW750
CNP921
C931
JS930
Q930
R823
R824
C821
Q820
R829
R830
R822
JW626
R807
JW600
R808
R806
JW604
JW605
R860
JW710
JW603
JW607
R857
R856
R858
JW606
C859
C861
Q861
R864
R863
Q862
R866
R865
Q870
JW675
R870
L878
R880
R879
JWH3
R872
C711
C871
R878
R816
JW602
JW866
JW631
R861
R862
R809
C808
C807
Q801
D81
1
R810
C809
C791
B790
R81
1
R812
C879
JW629
D870
R828
D820
C829
D375
R377
R821
C820
JW646
JW645
JW653
R392
R393
R932
C921
C933
R931
R940
JW332
JW331
JS394
CC1
1
JW328
C920
JW641
JW324
JWH5
R352
R350
JW868
JW779
JW782
JW783
JW790
JW789
R363
JW799
R360
R361
JW800
R467
JS472
R303
R362
JW791
D355
R358
R356
JW798
JW771
C862
C860
C810
R802
R852
JR801
R853
R851
C854
C812
JW767
R504
C500
JW766
R503
R803
JW785
JW777
JW776
CC16
JW652
JW651
JW637
JW638
JW640
JW639
JW690
JW687
JW840
R510
R501
R51
1
Q501
JW659
JW770
JW689
JW679
R729
R728
L728
C729
D720
R709
C707
R721
C720
C709
R710
Q701
JW772
JW693
R730
JW867
JW632
R873
R874
D861
R871
C870
JW633
JW634
JW630
JW647
JW650
JW699
JW326
D921
JS392
JS393
RR1
1
JW325
JW329
JS388
JW644
R378
Q851
C857
C858
R859
R712
R71
1
Q804
B
C
E
Q803
B
C
E
Q854
B
C
E
Q853
B
C
E
Q703
B
C
E
Q754
B
C
E
Q753
B
C
E
Q654
B
C
E
Q653
B
C
E
Q704
B
C
E
C671
JR430
JR431
JR434
JWH10
JW863
JW862
JS470
R402
CC52
CC02
R452
VIO
JS471
JS403
JR454 JR404
R408C408
R458C458
C350
C471
JW855
C405
J402
CC58
CC05
R470
R304
Q301
RY301
D301
R301
CN350
CN500
IC350
D352
C353
C703
R704
C705
C755
R753
JR605
R752
C754
R751
JR701
C702
R703
C704
R754
C545
LP400
JW705
JW704
L778
Q321
JR320
Q320
Q325
D320
JW677
JW614
JW636
JW635
R654
C655
JW870
JW746
JW745
JW618
R757
JW621
R756
R758
JW620
JW667
JW672
C657
JW671
JW622
R657
D661
C661
Q661
R663
R664
R665
Q662
JW681
L678
R666
R674
R680
Q670
D670
JW664
R765
Q762
R763
R764
Q761
C761
JW665
BCE
BCE
BCE
BCE
BCE
JW616
JW619
JW615
JW617
C757
C758
JW623
IC701
IC601
C654
C351
CL001
CL002
IC352
C400
J405
J404
JR406
JW801
JW864
CNP500
EXCEPT
US,CND MODEL
R488
R487
JW838
JR435
JW834
JW819
JS401
JW807
R3013
JS3002
JS3001
JW871
JW832
JW846
JW841
JS404
JW861
CC51 CC01
R451
R401
W002
JS402
JS458
JS408
R453
R403
CC55
CC08
R455
R405
R466
JW843
JW852
JW837
JW836
JS473
JW804
C352
JW803
C662
C660
JW768
R653
R651
R652
C652
JR601
R602
JW835
C546
R327
D326
D327
D325
R326
JW696
JW695
JW756
JW755
C753
JW769
JW747
JR606
JW741
JW739
JW738
JW716
JW718
R673
JW717
R670
R672
R671
C670
JW740
JW714
R662
R759
Q651
R660
C659
R661
R678
C679
R760
Q751
R761
C759
R762
R679
JW713
JW712
JW749
C752
R701
R600
R702
C712
C710
C760
C762
JW839
JW707
R771
C770
D770
R772
R773
JW684
JW708
R774
Q770
R770
C771
D761
R766
R779
R778
C779
R780
R320
R325
JS628
JW715
JW706
JW700
JW751
JW758
JW794
JW795
JW802
CC53
CC03
JW842
JW831
JW752
JW817
CNP410
JW737
C653
JW825
R450
R449
JW731
C449
C450
JW601
JS578
R659
C658
JW670
JW721
JW720
B C E
E C B
B C E
JW814
JR322
JW816
JW860
JW815
R301
1
R3010
C3024
JW813
R3012
C3027
C3026
R3023
R3020
R3021
TB601
1
3
1
5
1
5
1
CNP921
5
1
3
CNP930
1
3
4
1
3
1
1
2
3
3
2
1
15
14
1
2
1
2
15
14
15
1
14
2
1
4
1
CN500
CNP500
4
1
1
3
7
CN350
1
7
15
1
13
1
1
80
60
61
20
21
40
41
B C E
B C E
B C E
B C E
B C E
B C E
B C E
B C E
B C E
B C E
B C E
E C B
B C E
B C E
B C E
E C B
E C B
E C B
E C B
E C B
B C E
A
DIGITAL
BOARD
CNS501
B
DIGITAL
BOARD
CNS502
H
T901
POWER
TRANSFORMER
(MAIN)
GRY
GRY
GRY
GRY
RED
G
STANDBY
BOARD
CN912
GRY
GRY
RED
E
P
VIDEO
BOARD
CNP203
DCAC
BOARD
CN2001
(EXCEPT
US,CND)
RED
GR
Y
GR
Y
GR
Y
GR
Y
GR
Y
BLU
GR
Y
GR
Y
C
DIGITAL
BOARD
CNP503
RED
BLU
BLK
YEL
ORG
I
T901
POWER
TRANSFORMER
(MAIN)
BLU
GRY
GRY
GRY
GRY
BLU
GRY
GR
Y
GR
Y
BLU
GR
Y
F
DISPLAY
BOARD
CN104
D
DIGITAL
BOARD
CNP505
EXCEPT
US,CND
  MODEL
EXCEPT
US,CND
    MODEL
EXCEPT
US,CND
  MODEL
EXCEPT
US,CND
MODEL
EXCEPT
US,CND
MODEL
EXCEPT
US,CND
MODEL
EXCEPT
US,CND
MODEL
EXCEPT US,CND MODEL
EXCEPT US,CND MODEL
5-7.  PRINTED  WIRING  BOARDS  – MAIN Section –
• 
 : Uses unleaded solder.
• See page 14 for Circuit Boards Location. 
 Q854 
H-11
 Q861 
G-11
 Q862 
G-10
 Q870 
G-10
 Q930 
D-12
 Q803 
H-11
 Q804 
H-12
 Q811 
G-12
 Q812 
G-12
 Q820 
G-11
 Q851 
G-10
 Q852 
H-10
 Q853 
H-10
 Q752 
H-6
 Q753 
H-5
 Q754 
H-6
 Q761 
G-6
 Q762 
G-6
 Q770 
F-6
 Q801 
G-12
 Q802 
H-12
 D301 
C-6
 D320 
F-7
 D325 
F-8
 D326 
F-7
 D327 
F-8
 D350 
D-10
 D352 
D-6
 D355 
C-9
 D360 
C-8
 D375 
F12
 D500 
E-9
 D501 
D-8
 D661 
F-4
 D670 
F-4
 D711 
F-8
 D720 
F-9
 D761 
F-5
 D770 
F-6
 D811 
G-11
 D820 
G-12
 D861 
G-10
 D870 
F-10
 D921 
D-12
 D930 
D-13
 D931 
D-12
 D940 
E-13
 D941 
E-13
 D942 
D-12
 D943 
D-13
 IC350 
C-6
 IC352 
D-6
 IC400 
D-3
 IC565 
D-8
 IC601 
E-4
 IC701 
E-6
 IC801 
D-7
 IC3002  C-2
 Q301 
C-6
 Q320 
F-7
 Q321 
F-7
 Q325 
F-8
 Q350 
D-10
 Q355 
C-9
 Q360 
D-8
 Q375 
F-12
 Q500 
E-9
 Q501 
D-9
 Q651 
G-4
 Q652 
H-4
 Q653 
H-4
 Q654 
H-4
 Q661 
G-5
 Q662 
G-4
 Q670 
F-4
 Q701 
G-9
 Q702 
H-9
 Q703 
H-8
 Q704 
H-9
 Q711 
G-9
 Q712 
G-9
 Q720 
F-8
 Q751 
G-6
 Ref. No.  Location
• Semiconductor Location
 Ref. No.  Location  Ref. No.  Location  Ref. No.  Location  Ref. No.  Location  Ref. No.  Location  Ref. No.  Location  Ref. No.  Location  Ref. No.  Location  Ref. No.  Location  Ref. No.  Location
(Page 27)
(Page 27)
(Page 35)
(Page 31)
(Page 27)
(Page 38)
(Page 38)
(Page 38)
(Page 27)
(Page 36)
Ver. 1.1
STR-DG520
STR-DG520
23
23
5-8.  SCHEMATIC  DIAGRAM  – MAIN Section (1/3) –
• See page 40 for IC Block Diagrams. 
(Page 29)
(Page 29)
(Page 24)
(Page 24)
(Page 25)
Ver. 1.1
4
J
A
C
9
G
I
3
6
D
E
F
8
7
5
10
B
2
H
1
A
DIGITAL
BOARD
CNS501
(2/3)
B
CNS502
(2/3)
BOARD
DIGITAL
MAIN
BOARD
(2/3)
1
MAIN
(2/3)
2
BOARD
MAIN BOARD (3/3)
3
IC B/D
6.9
0
0
0
0
0
0
-6.9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-6.9
0
0
6.9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.7
EXCEPT
US,CND MODEL
EXCEPT
US,CND MODEL
R3010
47k
0.5%
R3011
47k
C3037
1
C3032 1
C3027 1
0.5%
R3012
47k
R3013
47k
0.5%
R3021
47k
0.5%
R3022
47k
50V
C3024
4 . 7
50V
C3034
4 . 7
C3025
0 . 1
C3022 1
R3020
47k
C3026
0 . 1
8
7
6
5
4
3
2
1
NJM4565M(TE2)
IC3002
CC02
100p
R451
1k
R402
1k
C400
2200p
R466
1k
R470
47k
RY301
12V
2SC3052EF-T1-LEF
Q301
RELAY DRIVER
50V
C471
4 . 7
CC01
100p
CC51
100p
R401
1k
R467
100k
R452
1k
R453
1k
CC03
100p
CC53
100p
R403
1k
R405
1k
50V
C458
4 . 7
R455
1k
R408
1k
CC05
100p
CC08
100p
50V
C408
4 . 7
CC58
100p
CC55
100p
R458
1k
C405
2200p
0 . 1
C489
100p
C449
0 . 1
C499
100p
C450
JR434
0
JR435
0
JR430
0
JR431
0
R301
2.2k
MA2J1110GLS0
D301
1
2
3
4
5
6
7
8
9
10
11
12
13
CNP410
13P
VOL IC CLK
VOL IC DATA
VACS CTRL
PROTECTOR
+7V
-7V
FR OUT
AGND
FL OUT
SW
AGND
C OUT
SR OUT
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
CNP411
15P
AGND
SL OUT
+7V
SBR OUT
SBL OUT
FL IN
AGND
FR IN
TUNER R
AGND
TUNER L
DMPORT L-
DMPORT R-
DMPORT L+
DMPORT R+
JR454
0
R3023
47k
R302
100
R303
100
JS402
JS470
JS471
JS472
JS473
1k
R449
1k
R450
JS408
JS458
JR406
0
JS3002
JS3037
JS3022
JS3001
R304
47k
JS401
JS432
R487
2 . 2
R488
2 . 2
25V
C487
47
25V
C488
47
1234567
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9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
BD3471KS2
IC400
GND
HPFN
LPF01
LPF02
LPFN2
LPFN1
SWVOL
VCC
DGND
DATA
CLK
VEE
FROUT
FLOUT
SWOUT
COUT
SROUT
SLOUT
SBROUT
SBLOUT
GND
GND
RECL4
RECR4
RECL3
RECR3
RECL2
RECR2
RECL1
RECR1
GND
INL16
INR16
INL15
INR15
INL14
INR14
INL13
INR13
GND
INL12
INR12
INL11
INR11
INL10
INR10
INL9
INR9
INL8
INR8
INL7
INR7
INL6
INR6
INL5
INR5
INL4
INR4
INL3 (DCAC_MIC)
INR3 (DCAC_MIC)
INL2 (DMPOR
T_L)
INR2 (DMPOR
T_R)
INL1 (TUNER_L)
INR1 (TUNER_R)
GND
SBLIN
SBRIN
SLIN
SRIN
CIN
SWIN
LIN
RIN
GND
ROUT
LOUT
GND
ROUT
 SUB
LOUT
 SUB
GND
A_GND
OUT_FR_1
OUT_FL_1
OUT_C_1
OUT_SR_1
OUT_SL_1
PROTECTOR
SW_PREOUT_RY
+15V
+/-15V_GND
SACD_RET_GND
SYSTEM_GND_+_WIRE
-7V
+7V
CC52
100p
0
JR404
G
J405
1P
G
J404
4P
G
J402
6P
MAIN BOARD (1/3)
DIR FUNCTION SELECT
IC400
DMPORT AMP
IC3002
+
- +
-
VCC
VEE
L
R
IN
SA-CD/CD
L
R
IN
TV
L
R
AUDIO IN
SAT
L
R
L
R
AUDIO OUT
AUDIO IN
VIDEO
AUDIO OUT
SUB WOOFER
- 1
- 2
- 3
- 4
- 5
- 6
- 1
- 2
- 3
- 4
STR-DG520
STR-DG520
24
24
5-9.  SCHEMATIC  DIAGRAM  – MAIN Section (2/3) –
• See page 40 for IC Block Diagrams.
(Page 23)
(Page 23)
(Page 25)
(Page 30)
Ver. 1.1
14
12
4
B
E
3
5
15
2
K
11
10
9
6
D
A
13
8
7
F
C
1
J
G
H
I
16
1
(1/3)
MAIN
BOARD
BOARD
(1/3)
MAIN
C
(3/3)
CNP503
DIGITAL
BOARD
2
MAIN BOARD (3/3)
4
IC B/D
IC B/D
IC B/D
-55.3
55.3
55.3
1.2
-1.1
54.8
-0.3
-0.2
-0.2
-0.3
0
0
55.3
55.3
-55.3
-1.1
54.8
-0.3
-0.2
-0.2
-0.3
55
-1.1
1.2
1.2
-0.3
-0.2
-0.2
-0.3
55
-1.1
1.2
1.2
55.3
55.3
-55.3
-1.1
54.8
-1.1
-1.1
1.2
55.5
0
-1.1
-55.7
0
-0.6
0.5
1.2
0
-1.1
-55.7
0
-0.6
0.5
1.2
-1.1
-1.1
1.2
55.5
0
-1.1
-55.7
0
-0.6
0.5
1.2
-1.1
-1.1
1.2
55.5
1.2
-1.1
-1.1
1.2
55.5
0
-1.1
-55.7
0
-0.6
0.5
1.2
-1.1
-1.1
1.2
55.5
0
-1.1
-55.7
0
-0.6
0.5
0
0
0
0
0
-44.7
0
0
0
-44.7
0
0
0
-44.7
0
0
0
0
0
0
0
0
0
-44.7
0
0
0
-44.7
0
0
0
4
0
4
4
0
0
4
4
0
0.8
0.2
0.2
0.8
0.2
0.8
15.6
0
3.3
0
-47.1
EXCEPT US,CND MODEL
EXCEPT US,CND MODEL
EXCEPT US,CND MODEL
-55.9
2.9
-48.4
560
R658
15k
R672
500V
C658
47p
123
MN2488-OPY
-MK
Q653
C +VE
B
C
E
6.2k
R662
47k
R680
2.2k
R656
2SA1163L-TE85L
Q662
1.5k
R664
2SA1115TP-EF
Q651
50V
10
C671
0.022
C679
82k
R657
2%
4.7k
R661
2SA1163L-TE85L
Q661
68k
R666
2SC3052EF-T1-LEF
Q670
25V
47
C657
10
R679
123
MP1620-OPY
-MK
Q654
C -VE
B
C
E
L678
15k
R665
R663
0.22X2 5W
0.01
C670
220p
C661
2SC3623ATP-LK
Q652
500V
47p
C659
R678
4 . 7
2SA1163L-TE85L
Q711
560
R808
R813
0.22X2 5W
123
MN2488-OPY
-MK
Q803
SL
 +VE
B
C
E
47k
R830
R863
0.22X2 5W
500V
C758
47p
2SA1163L-TE85L
Q862
2SA1115TP-EF
Q701
123
MN2488-OPY
-MK
Q753
R +VE
B
C
E
25V
47
C807
2%
4.7k
R811
47k
R780
82k
R857
2SA1115TP-EF
Q801
2%
68k
R854
2SA1163L-TE85L
Q762
1.5k
R764
2SC3623ATP-LK
Q702
2%
4.7k
R861
1.5k
R714
100p
C804
500V
C708
47p
0.01
C870
560
R708
50V
10
C771
123
MP1620-OPY
-MK
Q804
SL
 -VE
B
C
E
220p
C711
2%
4.7k
R761
500V
3p
C805
25V
47
C857
68k
R766
2SC3052EF-T1-LEF
Q770
2%
68k
R704
1.5k
R814
25V
47
C757
123
MN2488-OPY
-MK
Q703
L +
VE
B
C
E
10
R779
10
R729
1
9
8
7
6
5
4
3
2
15
14
13
12
11
10
IC801
STK350-530T-E
MUTE
+VOUT1
-VOUT1
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
-VOUT2
+VOUT2
VCC
VCC
VEE
L878
15k
R815
500V
3p
C855
123
MP1620-OPY
-MK
Q754
R -VE
B
C
E
15k
R822
2SA1163L-TE85L
Q712
2.2k
R706
500V
C858
47p
2SC3052EF-T1-LEF
Q720
0.01
C720
1.5k
R864
100p
C704
220p
C761
2SC3623ATP-LK
Q752
100p
C754
R778
4 . 7
560
R758
500V
47p
C709
0.01
C820
15k
R772
2SA1163L-TE85L
Q811
2SC3623ATP-LK
Q802
2%
68k
R754
100p
C854
2.2k
R856
0.022
C879
500V
47p
C809
2SA1163L-TE85L
Q812
2.2k
R756
2%
68k
R804
50V
10
C721
L828
123
MP1620-OPY
-MK
Q854
SR -VE
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
IC701
STK350-530T-E
MUTE
+VOUT1
-VOUT1
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
-VOUT2
+VOUT2
VCC
VCC
VEE
L728
2.2k
R806
15k
R722
2%
4.7k
R711
10
R829
500V
C808
47p
0.022
C779
2SA1163L-TE85L
Q861
82k
R757
560
R858
R728
4 . 7
0.022
C729
2SA1163L-TE85L
Q761
123
MP1620-OPY
-MK
Q704
L -
V
E
B
C
E
6.2k
R862
500V
47p
C859
15k
R865
2SC3052EF-T1-LEF
Q870
15k
R872
68k
R866
47k
R880
15k
R715
L778
R878
4 . 7
6.2k
R812
15k
R765
2SC3623ATP-LK
Q852
R763
0.22X2 5W
0.01
C770
R713
0.22X2 5W
6.2k
R712
82k
R807
500V
3p
C755
50V
10
C871
123
MN2488-OPY
-MK
Q853
SR +VE
B
C
E
0.022
C829
68k
R716
R828
4 . 7
220p
C811
500V
47p
C759
2SC3052EF-T1-LEF
Q820
39k
R326
50V
10
C325
10k
R327
6.8k
R325
2SC3052EF-T1-LEF
Q325
2SA1163L-TE85L
Q320
2SC3052EF-T1-LEF
Q321
1k
R328
100V
10
C546
1
R545
100V
10
C545
500V
3p
C655
1
9
8
7
6
5
4
3
2
15
14
13
12
11
10
IC601
STK350-530T-E
MUTE
+VOUT1
-VOUT1
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
-VOUT2
+VOUT2
VCC
VCC
VEE
100p
C654
1k
R651
100p
C652
2%
68k
R654
68k
R652
1k
R751
1k
R701
100p
C752
100p
C702
68k
R752
68k
R702
1k
R851
1k
R801
100p
C852
100p
C802
68k
R852
68k
R802
2.2k
R375
2SC3052EF-T1-LEF
Q375
RY375
12V
1
3
4
5
CN792
4P
HP DETECT
R-CH
GND
L-CH
R730
47k
2SC3052EF-T1-LEF
Q360
RY360
12V
2SC3052EF-T1-LEF
Q355
RY355
12V
RY350
12V
2SC3052EF-T1-LEF
Q350
2.2k
R350
1k
R355
1k
R360
MA2J1110GLS0
D661
MA2J1110GLS0
D360
MA2J1110GLS0
D870
MA2J1110GLS0
D820
MA2J1110GLS0
D326
MA2J1110GLS0
D861
MA2J1110GLS0
D670
MA2J1110GLS0
D811
MA2J1110GLS0
D350
MA2J1110GLS0
D325
MA2J1110GLS0
D761
MA2J1110GLS0
D770
MA2J1110GLS0
D355
MA2J1110GLS0
D375
MA2J1110GLS0
D720
MA2J1110GLS0
D320
MA2J1110GLS0
D327
MA2J1110GLS0
D711
50V
C660
10
50V
10
C710
50V
10
C760
50V
C860
10
0
JR605
0
JR606
TB604
4P
10
RR11
0.01
CC11
0.01
CC12
10
RR12
0.01
CC15
10
RR15
0.01
CC16
10
RR16
10
RR17
0.01
CC17
22k
R720
22k
R670
22k
R870
22k
R770
22k
R820
47
R362
33
R361
47
R357
33
R356
47
R352
33
R351
47
R377
33
R376
0
JR320
2W
680
R393
2W
R392
680
R771
3.3k
R821
3.3k
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%
R
85
3
2.2k
2%
R703
2.2k
2%
R803
2.2k
2%
R
75
3
2.2k
R
65
3
2.2k
2%
0
JR601
0
JR701
0
JR801
6.2k
R762
56k
R600
56k
R602
500V
100p
C853
500V
100p
C803
500V
100p
C653
500V
100p
C703
500V
100p
C753
JS393
JS394
JS392
10V
C862
220
10V
220
C712
10V
C812
220
10V
220
C762
10V
C662
220
47k
R358
47k
R363
R353
47k
47k
R378
JS389
50V
C810
10
TB607
2P
10V
220
C320
100k
R320
R671
3.3k
R721
3.3k
SW_PREOUT_RY
PROTECTOR
OUT_SL_1
OUT_SR_1
OUT_C_1
OUT_FL_1
OUT_FR_1
STK/UPC_-B
+B
SYSTEM_GND_+_WIRE
SACD_RET_GND
+7V
DETECT
+/-15V_GND
+15V
-B
R871
3.3k
J790
1
2
3
4
CNP790
4P
TB601
4P
(CHASSIS)
C791
0 . 1
JS388
1
7
3
4
5
6
CNP350
6P
MAIN BOARD ( 2 / 3 )
IC601
PRE DRIVER
IC701
PRE DRIVER
IC801
PRE DRIVER
HEADPHONE BOARD
HP DETETCT
R-CH
GND
L-CH
Q651-654,701-704,751-754,
Q801-804,851-854
POWER AMP
Q661,662,711,712,761,
Q762,811,812,861,862
CURRENT DETECT
Q670,720,770,820,870
OVERLOAD DETECT
Q350,355,360,375
RELAY DRIVER
-
-
+
+
R
L
FRONT
-
+
CENTER
+
-
+
-
L
R
SURROUND
PHONES
Q320,321,325
PROTECTOR
SPEAKERS
IMPEDANCE USE 8-16Ω
TP790
FRONT RY
SW PREOUT RY
FRONT A/ST SW RY
C/SUR RY
HP RY
HP DETECT
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