DOWNLOAD Sony STR-DG820 (serv.man2) Service Manual ↓ Size: 1.92 MB | Pages: 26 in PDF or view online for FREE

Model
STR-DG820 (serv.man2)
Pages
26
Size
1.92 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
str-dg820-sm2.pdf
Date
PREV: Sony STR-DG820 Service Manual

Sony STR-DG820 (serv.man2) Service Manual ▷ View online

STR-DG820
STR-DG820
5
5
2-3.  SCHEMATIC  DIAGRAM  - MAIN Board (2/3) (AEP, ECE, UK models) - 
3
BOARD
MAIN
(3/3)
BOARD
(3/3)
4
MAIN
V2
FRONT
C
CN725
BOARD
CN2223
BOARD
(2/2)
B
DIGITAL
AUDIO
DIGITAL
(Refer to
page 35 on
original
service
manual)
(Refer to
page 35 on
original
service
manual)
(Refer to
page 43 on
original
service
manual)
A
(2/2)
BOARD
AUDIO
CN2222
2
(1/3)
MAIN
BOARD
0
0
0
0
0
0
0
0
0
-6.8
0.6
0.6
6.9
0.1
0.2
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0
0
0
0
0
0
0
7
0
0
0
0
0
-6.9
R301
1
47k
C3037
1
C3032
1
R3022 47k
C3025
0.1
C3022
1
R3020
47k
C3026
0.1
8
7
6
5
4
3
2
1
NJM4565M(TE2)
IC3002
CC02
100p
CC52
100p
50V
C409
4.7
R451
1k
50V
C459
4.7
R402
1k
R459
1k
R409
1k
CC01
100p
CC51
100p
CC09
100p
R401
1k
R452
1k
J401
6P
CC59
100p
R453
1k
CC03
100p
CC53
100p
R403
1k
R454
1k
CC04
100p
CC54
100p
R404
1k
C403
2200p
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
C430
220p
C431 220p
1
2
3
4
5
6
7
8
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
GND
GND
RECL
4
RECR4
RECL3
RECR3
RECL
2
RECR2
RECL
1
RECR1
GND
INL16
INR
16
INL15
INR15
INL1
4
INR14
INL1
3
INR13
GND
INL12
INR12
INL1
1
INR1
1
INL10
INR
10
INL9
INR
9
INL8
INR
8
INL7
INR
7
INL6
INR6
INL5
INR5
INL4
INR
4
INL3
 (DC
AC_MIC)
INR3
 (DCAC_MIC)
INL2
DMPOR
T_L)
INR2
(DMPOR
T_R)
INL1 (TU
NER_
L)
INR
1 (T
UNER_R)
GND
SBLIN
SBRI
N
SLIN
SRIN
CIN
SWI
N
LIN
RIN
GND
ROUT
LOU
T
GND
ROUT
 SU
B
LOUT
 SUB
GND
13P
CNP410
15P
CNP411
R3023
47k
R430
1k
R431
1k
JS409
JS410
JS411
JS461
JS459
JS460
JS400
1k
R449
1k
R450
J403
4P
J404
4P
JS401
R488
2.2
25V
C488 47
94
88
89
91
87
96
86
93
92
95
97
98
99
100
101
W001-002
MAIN BOARD (2/3)
VEE
VCC
6P
CNP432
(CHASSIS)
(CHASSIS)
(CHASSIS)
SA-CD/CD/
R
TV IN
R
L
R
L
L
SA-CD/CD/
CD-R IN
CD-R OUT
DVD AUDIO
R
R
L
L
IN
IN
SAT AUDIO
L
AUDIO OUT
AUDIO IN
VIDEO 1
VIDEO 1
R
R
L
7
11
D
B
6
9
10
F
5
15
K
3
G
1
12
C
E
H
8
J
4
13
A
14
2
I
MIX AMP
IC3002
BD3471KS2
IC400
IC400
INPUT SELECTOR,
ELECTRICAL VOLUME
GND
HPFN
LPF01
LPF02
LPFN2
LPFN1
SWVOL
VCC
DGND
DA
TA
CLK
VEE
FROUT
FLOU
T
SWOUT
COUT
SROUT
SLO
UT
SBROUT
SBLOUT
VIDEO2-AU_R
NC
MIC_GND
A-GND
MIC MONO
VIDEO2-AU_L
2
6
4
3
5
1
AGND
SL OUT
+7V
SBR OUT
SBL OUT
L IN
AGND
R IN
TUNER R
AGND
TUNER L
DMPORT L-
DMPORT R-
DMPORT L+
DMPORT R+
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
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
50V
C3034
4.7
R3021
47k
C3027
1
R3012
47k
R3013
47k
R3010
47k
50V
C3024
4.7
R487
2.2
25V
C487
47
(Page 4)
(Page 6)
(Page 6)
STR-DG820
STR-DG820
6
6
2-4.  SCHEMATIC  DIAGRAM  - MAIN Board (3/3) (AEP, ECE, UK models) -
MAIN
4
(2/3)
BOARD
CN911
K
STANDBY
(Refer to page
47 on original
service manual)
(Refer to page
43 on original
service manual)
(Refer to
page 37 on
original
service
manual)
(Refer to page
44 on original
service manual)
(Refer to page
44 on original
service manual)
(Refer to page
43 on original
service manual)
BOARD
1
BOARD
MAIN
(1/3)
BOARD
CN721
E
FRONT
V2
CN7005
F
MICOM
BOARD
CN285
N
SPEAKER
BOARD
SPEAKER
P
CN286
BOARD
(2/3)
BOARD
3
MAIN
CNP203
G
VIDEO
BOARD
BOARD
CN725
H
FRONT
V2
MAIN POWER
M
T901
TRANSFORMER
TRANSFORMER
T901
J
MAIN POWER
CN914
BOARD
STANDBY
L
(Refer to page
47 on original
service manual)
(Refer to page
47 on original
service manual)
(Refer to page
47 on original
service manual)
-5.5
0.7
-6.9
7
-5.5
-4.4
-5.5
0
3.8
3.8
0
-35.1
0
0
6.3
6.4
-5.5
-35.6
-35.1
-35.9
-35.7
3.6
-35.7
16
0.5
-35.1
16
0.6
-17.1
16
-6.9
7
0.7
0
0.7
0.7
0.7
0.7
0.7
0.1
0.1
0.1
0.1
0.1
C400
2200p
RY301
50V
C471
4.7
R467
100k
RY920
2.2k
R921
1
2
3
4
5
5P
CNP920
R1 (UPPER TAP)
R1 (LOWER TAP)
R1 GND
R1 (LOWER TAP)
R1 (UPPER TAP)
39k
R326
2SC3052EF-T1-LEF
Q324
50V
10
C325
2SA1163L-TE85L
Q323
10k
R327
6.8k
470
2W
R325
2SC2713G-TE85L
Q325
2SA1163L-TE85L
Q320
2SC3052EF-T1-LEF
Q321
1k
R328
10k
R503
220k
R507
10k
R504
8
7
6
5
4
3
2
1
470k
R502
10k
R505
0.1
C500
1SR154-400TE-25
D352
0.47
C350
0.47
C352
1SR154-400TE-25
D943
0.47
C940
0.47
C941
1SR154-400TE-25
D940
2.2k
R375
RY375
RY365
2SC3052EF-T1-LEF
Q365
2.2k
R365
2SC3052EF-T1-LEF
Q360
RY360
2SC3052EF-T1-LEF
Q355
RY355
RY350
2SC3052EF-T1-LEF
Q350
2.2k
R350
RT1P241C-TP-1
Q501
1k
R355
1k
R360
R301
2.2k
MA2J1110GLS0
D360
MA2J1110GLS0
D365
MA2J1110GLS0
D920
MA2J1110GLS0
D326
MA2J1
110GLS0
D501
MA2J1110GLS0
D350
MA2J1110GLS0
D325
MA2J1110GLS0
D355
MA2J1110GLS0
D375
MA2J1
110GLS0
D320
MA2J1110GLS0
D327
MA2J1110GLS0
D301
RY370
MA2J1110GLS0
D370
2SC3052EF-T1-LEF
Q370
R370
2.2k
1
2
3
4
5
6
6P
CNP940
F1
NC
GND
F2
R4 -AC
R4 +AC
10
RR12
3P
CNP500
R371
33
R372
47
47
R367
33
R366
47
R362
33
R361
47
R357
33
R356
47
R352
33
R351
47
R377
33
R376
R302
100
R303
100
47
R922
33
R920
D5SBA20-4003
D921
~
~
C923
0.01F
71V
C922
0.01F
71V
2W
680
R393
2W
R392
680
JS510
MAZ8300GMLS0
D500
10k
R501
47k
R506
1
2
3
4
5
6
6P
CN602
1
2
3
4
4P
CN603
R511
I
O
G
KIA7807API-U/PF
IC350
1
2
3
1
2
3
47k
R373
47k
R358
47k
R363
47k
R368
47k
R353
47k
R304
47k
R378
47k
R923
J405
1
2
3
4
5
6
7
7P
CNP912
1
2
3
3P
CN941
GND (R4)
+7V (R4)
GND (R4)
10V
330
C320
10V
330
C323
20k
R320
39k
R323
1/2W
0.15
R940
16V
470
C353
81
78
84
83
80
76
77
82
74
73
70
72
79
71
75
101
98
99
100
97
W001-002
MAIN BOARD (3/3)
VCC
VEE
AF POWER PROTECTOR
Q320, 321, 323-325
RELA
Y
 DRIVE
RELA
Y
 DRIVE
RELA
Y
 DRIVE
RELA
Y
 DRIVE
RELA
Y
 DRIVE
LIMITTER SWITCH
Q500, 501
-2
-1
-1
-2
-1
-2
-1
-2
-1
-2
-1
-2
(CHASSIS)
-1
-2
CN500
4P
3
3
4
2
2
1
1
CN792
5
5P
3
4
2
1
CN350
5
9P
3
4
2
1
6
7
8
9
R
L
R
L
L
R
R
L
7
11
D
B
16
6
9
10
F
5
15
L
K
3
G
1
12
C
E
H
8
J
4
13
A
14
2
I
R2 RETURN GND
HP_GND
-15V
STBY GND
R2 GND
+15V
+15V
NC
HP DETECT
R-CH
L-CH
GND
SW_PREOUT_RY
NC
HP_DET
HP_RY
FRONT_A/B
C/SR/SBL RY
FRONT_A_RY
SBR_RY
BRIDGEABLE RY
SR
SR_GND
SBL
SBL_GND
SBR
SBR_GND
C
C_GND
SL
SL_GND
+7V
GND
-7V
NC
+15V
GND
-15V
2SC1815GR-TPE2
Q500
NJM4565M(TE2)
IC565
OVER LOAD DETECTOR
IC565
FRONT A
TB601
TB603
FRONT B
+
+
-
-
+
+
-
-
IC352
-7V REGULATOR
IC350
+7V REGULATOR
KIA7907PI
IC352
I
O
G
16V
470
C351
2SC3052EF-T1-LEF
Q375
RELAY DRIVE
16V
3300
C904
1SR154-400TE-25
D941
1SR154-400TE-25
D942
10
RR13
10
RR14
10
RR11
0.01
CC12
0.01
CC13
0.01
CC14
0.01
CC11
R466
1k
R470
47k
2SC3052EF-T1-LEF
Q301
RELAY DRIVE
AUDIO OUT
SUB WOOFER
100V
0.22
C921
2SC3052EF-T1-LEF
Q920
RELAY DRIVE
100V
0.22
C920
SPEAKERS
(Page 4)
(Page 5)
(Page 14)
(Page 5)
STR-DG820
STR-DG820
7
7
• 
 : Uses unleaded solder.
2-5.  PRINTED  WIRING  BOARD  - HDMI Board (Component Side) - 
1
5
1
19
1
19
1
19
1
19
1
19
R3610 R3611 R3612 R3613
L3506
ET3501
ET3502
R3645
R3649
R3651
R3654
R3655
JL3506
JL3507
JL3508
JL3509
CN3500
CN3501
CN3502
CN3503
CN3505
CN3507
Q3505
JL3543
JL3544
C3511
JL3545
JL3546
JL3547
JL3548
JL3549
C3518
JL3550
IC3501
IC3502
C3533
IC3503
IC3504
C3534
IC3505
IC3506
IC3507
C3538
IC3508
R3510
R3511
R3514
R3515
R3517
IC3510
R3518
IC3511
IC3512
C3543
IC3513
C3544
C3545
C3546
C3547
R3520
TP3000
R3521
R3523
R3524
R3529
C3554
R3530
R3532
R3533
C3562
R3541
R3548
C3571
C3576
C3577
C3579
R3554
C3580
C3584
C3586
C3587
CL3000
R3561
C3589
CL3001
CL3002
R3563
CL3003
CL3004
R3565
CL3005
CL3006
R3567
CL3007
FL3500
C3590
R3568
CL3008
FL3501
C3591
CL3009
FL3502
FL3503
C3593
R3570
CL3010
CL3011
R3572
CL3012
R3573
CL3013
CL3014
R3575
CL3015
CL3016
R3577
CL3017
R3578
CL3018
CL3019
R3580
CL3020
CL3021
R3582
CL3022
R3583
CL3023
CL3024
R3585
CL3025
R3586
CL3026
R3587
CL3027
R3588
CL3028
R3590
R3593
R3594
R3595
R3596
R3597
R3598
R3599
RB3500 RB3501
RB3502
RB3503
RB3504
RB3505
RB3506
RB3507
RB3508
RB3509
CN3001
RB3510
RB3511
RB3512
RB3513
RB3514
RB3515
RB3516
RB3517
C3000
C3001
C3002
C3003
C3004
C3005
C3006
X3500
C3602
C3603
C3604
C3605
R3002
C3606
R3004
R3005
C3609
R3006
R3066
R3008
R3009
C3610
R3010
R3011
R3012
R3013
R3014
R3016
FB3500
FB3503
FB3504
FB3505
FB3506
FB3507
R3020
FB3509
R3023
R3600
R3602
R3603
FB3510
R3029
R3606 R3607 R3608 R3609
T
DCDC BOARD
CN4101
(CHASSIS)
(CHASSIS)
1
8
4
5
1
1
10
11
20
8
16
9
1
8
4
5
1
20
60
41
40
21
1
25
75
51
100
76
26
5
4
3
1
50
61
80
1
10
11
E
20
1
8
4
5
1
36
108
73
109
144
72
37
1
5
1
5
1-875-647-
13
(13)
HDMI BOARD
(COMPONENT SIDE)
A
B
C
D
E
1
2
3
4
5
6
7
HDMI
BD IN
(NC)
DVD IN
SAT IN
VIDEO 1
IN
HDMI
OUT
(Refer to page
45 on original 
service manual)
 Ref. No.  Location
• Semiconductor 
Location
 IC3501  D-3
 IC3502  E-4
 IC3503  D-2
 IC3504  B-2
 IC3505  B-2
 IC3506  C-4
 IC3507  B-2
 IC3508  D-6
 IC3510  E-10
 IC3511  C-2
 IC3512  C-2
 IC3513  D-1
 Q3505  D-2
Note: When IC3506 and IC3508 cannot exchange with single. When IC3506 
and IC3508 are damaged, exchange the entire mounted board.
STR-DG820
STR-DG820
8
8
• 
 : Uses unleaded solder.
2-6.  PRINTED  WIRING  BOARD  - HDMI Board (Conductor Side) - 
R3030 R3031
R3032
R3033
R3034
R3035
R3036
R3037
R3038
L3500
L3501
L3502
L3503
L3504
L3505
R3621
R3622
R3623
R3624
R3625
R3626 R3627
R3628
R3629
C3651
R3630
R3631
R3632
R3633
R3634
R3635
R3636
R3637
R3638
R3639
R3640
R3641
R3644
R3646
R3647
R3648
R3650
R3652
R3653
JL3500
JL3501
JL3502
JL3503
JL3504
JL3505
JL3510
JL3511
JL3512
X3000
JL3523
JL3524
JL3525
JL3526
JL3527
JL3528
JL3529
JL3530
JL3531
JL3532
JL3533
JL3534
JL3535
JL3536
C3503
JL3537
FB3000
Q3500
JL3538
C3505
Q3501
JL3539
C3506
C3507
C3508
C3509
JL3540
JL3541
JL3542
C3510
C3512
C3513
C3514
C3515
C3516
C3517
C3519
JL3551
JL3552
C3520
C3521
C3522
C3523
C3524
D3500
D3501
C3525
C3526
C3527
C3528
R3501
C3529
R3503
R3505
C3530
R3508
R3509
C3531
C3532
C3535
D3511
D3512
C3539
IC3509
R3512
C3540
C3541
C3542
C3548
C3549
R3522
R3525
R3526
R3527
C3550
R3528
C3551
C3552
C3553
C3555
C3556
C3557
C3558
C3559
R3531
R3536
C3560
C3561
C3563
C3564
C3565
C3566
C3567
C3568
C3569
R3542
R3543
R3545
R3546
R3547
C3570
C3572
C3573
C3578
R3551
R3552
R3553
R3556
R3557
R3558
R3559
C3581
C3582
C3583
C3585
R3560
C3588
R3562
R3564
R3566
C3592
C3598
R3571
C3599
R3574
R3579
R3589
R3591
R3592
C3600
D3000
D3001
R3001
R3003
C3608
IC3000
R3015
R3018
FB3508
R3021
R3024
R3025
R3026
R3027
R3604
R3028
R3605
1
25
75
76
100
50
26
51
1
2
9
10
1
2
5
6
CN3504
CN3003
1-875-647-
13
(13)
HDMI BOARD
(CONDUCTOR SIDE)
A
B
C
D
1
2
3
4
5
6
E
E
1
3
4
5
S
R
MICOM BOARD
CN7002
MICOM BOARD
CN7003
X3000
(Refer to page
36 on original 
service manual)
(Refer to page
36 on original 
service manual)
 Ref. No.  Location
• Semiconductor 
Location
 D3000 
A-6
 D3001 
A-6
 D3500 
D-6
 D3501 
D-6
 D3511 
A-3
 D3512 
A-3
 IC3000  B-5
 IC3509  D-6
 Q3500  D-6
 Q3501  D-5
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