Sony STR-DG520 Service Manual ▷ View online
STR-DG520
STR-DG520
29
29
5-14. SCHEMATIC DIAGRAM – DIGITAL Section (2/3) –
• See page 40 for IC Block Diagrams.
12
10
6
H
7
1
C
G
11
9
A
D
4
5
3
F
2
8
E
B
MAIN
BOARD
(1/3)
B
BOARD
4
(3/3)
DIGITAL
(1/3)
MAIN
A
CNP410
1
DIGITAL BOARD (1/3)
BOARD
CNP411
12
10
6
H
7
1
C
G
11
9
A
D
4
5
3
F
2
8
E
B
IC B/D
IC B/D
IC B/D
5
5
5 . 7 3 . 3
1 . 7
1 . 4
3 . 3
1 . 9
1 . 9
1 . 6
1 . 7
3 . 3
5
2 . 5
5
6 . 9
0
0
0
3 . 3
1 . 5
0
0
3 . 3
2
4 . 9 2 . 4
2 . 5 2 . 5 2 . 5 2 . 5 2 . 5 2 . 5
5
1 . 7 1 . 8 1 . 7
(2/3)
DIGITAL BOARD
IC1906
IC1452
IC1401
IC1001
1k
R1416
CL042
50V
10
C1488
100p
C1320
50V
10
10
C1457
100
R1200
C1557
2200p
0
R1922
50V
10
C1653
330
R1556
0.1
C1401
CL037
0.1
C1459
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
11
12
13
14
15
16
17
18
J1302
18P
P GND
VBUS +5V
NC
VIDEO 5V
DMPORT_RX
DMPORT_TX
DET
DGND
WM DET
WM AD
L-
R-
L+
R+
WM RxD
WM TxD
DMPORT_VIDEO
VGND(NC)
R1405
0
50V
10
C1458
10V
100
C1910
16V
100
C1460
R1400
0
JL001
0
R1455
33
R1148
R1415
0
50V
1
C1660
0.1
C1012
50V
10
10
C1406
1SS367-T3SONY
D1003
0
R1435
50V
10
C1418
0.1
C1451
0.1
C1450
10V
470
C1001
R1406
0
0.1
C1454
R1457
0
1k
R1466
CL041
R1408
0
50V
1
C1659
JL011
50V
10
C1461
JL009
0.47
C1002
JL007
0
R1464
FB1453
1k
R1436
R1458
0
Mount Mecha
153799342
LP1000
1
2
3
4
5
IC1906
SI-3050KM-TL
VC
VIN
GND
VOUT
SENSE
R1420
0
1k
R1426
R1353
0
FB1403
JL014
CL040
R1352
0
FB1405
0
R1425
50V
10
C1468
0.1
C1405
0.1
C1911
JL008
C1566
2200p
JL1000
C1558
2200p
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
CNS501
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+
50V
10
C1428
1SS367-T3SONY
D1004
CL036
1k
R1476
CL043
FB1452
220p
C1258
50V
10
C1478
0.1
C1455
C1568
2200p
50V
10
C1465
FB1117
0.1
C1654
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
11
12
13
CNS502
13P
VOL IC CLK
VOL IC DATA
VACS CTRL
PROTECTOR
+7V
VOL IC DATA
VACS CTRL
PROTECTOR
+7V
-7V
FR OUT
AGND
FL OUT
SW
AGND
FR OUT
AGND
FL OUT
SW
AGND
C OUT
SR OUT
SR OUT
35V
22
C1919
10k
R1474
28
27
26
25
24
23
22
7
6
5
4
3
2
1
21
20
16
17
18
19
13
12
11
10
8
9
15
14
WM8766GEDS/R
IC1452
MODE
MCK
BCK
LRCK
DVDD
DGND
DIN1
DIN2
DIN3
DIN4
ML/I2S
MC/IWL
MD/DM
MUTE
TEST_REF
VREF_N
VREF_P
VMID
VO4L
VO4R
VO1L
VO1R
VO2L
VO2R
VO3L
VO3R
AGND
AV
D
D
0.1
C1089
50V
10
C1402
14
13
12
11
10
9
8
7
6
5
4
3
2
1
PCM1808PWR
IC1401
VREF
AGND
VCC
VDD
DGND
SCKI
LRCK
BCK
DOUT
MD0
MD1
FMT
VINL
VINR
FB1503
100
R1401
R1456
1k
C1567
2200p
JL010
0
R1427
0
R1485
10k
R1350
JL1009
JL1010
JL1011
R1496
0
R1498
0
R1497
0
R1493
0
R1495
0
R1494
0
16V
C1009
47
16V
47
47
C1923
FB1103
0.1
C1004
C1005 0.1
0.1
C1601
0.1
C1602
C1003 0.01
I
O
G
TA7805S
IC1001
DGND1
+5.8V
VDD1
AGND
ADC_DOUT
DIR_BCK
DIR_LRCK
XMCK
DGND2
L/R
C/SW
SL/SR
LRCK
BCK
CK
PROTECTOR
VACS_CTRL
VOL_DATA
VACS_CTRL
VOL_DATA
VOL_CL
C1569
2200p
R1471
0
R1470
0
R1472
0
DAC_MC
DAC_MUTE
DAC_MDI
TUNER-GND
TUNER_L
TUNER_R
DMPORT_TX
DMPORT_RX
DMPORT_DET
DAC_ML
+5V REG
6CH DAC
ADC
+5V REG
1
2
3
DMPORT
DC5V
0.7A MAX
DMPORT_DET,DMPORT_RX,
DMPORT_TX
DAC_MC,DAC_MDI,
DAC_ML,DAC_MUTE
TUNER-GND,TUNER_L,
TUNER_R
(Page 28)
(Page 23)
(Page 23)
(Page 30)
STR-DG520
STR-DG520
30
30
13
12
I
4
3
G
11
A
9
7
D
1
10
6
F
E
5
2
8
C
B
H
J
MAIN
C
(2/3)
BOARD
CNS102
L
DISPLAY
BOARD
CN350
(1/3)
2
DIGITAL
BOARD
HDMI SW
CN5004
K
BOARD
D
(3/3)
MAIN
CN941
BOARD
N
STANDBY
CNP914
BOARD
J
VIDEO
CNS271
BOARD
3
BOARD
4
(2/3)
DIGITAL
(1/3)
BOARD
DIGITAL
5
3.3
3.3
3.3
0
9
15.4
8.8
9.5
3.3
5
3.3
0
3.3
0
0
0
0
0
0
0
0
3.3
0
3.3
0
0
0
0
0
3.3
0
3.3
3.3
3.3
3.3
0
0
0
0
0
3.3
3.3
3.3
3.3
3.3
0
3.3
3.3
0
3.3
3.3
0
3.3
3.2
3.2
3.2
3.3
0
3.2
3.3
0
3.3
0
3.2
3.3
0
3.3
3.2
0
3.3
0
3.2
0
0
0
0
3.3
0
3.2
0
0
0
3.3
3.3
3.3
0.1
0.1
0.1
3.3
3.3
0.1
0.1
0.1
4
4
1.3
1.3
1.3
3.3
1.4
1.3
3.2
0
6.6
3.3
3.3
0
3.3
3.3
0
3.2
0
0
0
0
3.3
3.3
US,CND,AUS,TW
MODEL
MODEL
AEP,UK,ECE MODEL
US,CND,AUS,TW MODEL
AEP,UK,ECE MODEL
EXCEPT
US,CND
MODEL
US,CND
MODEL
1
2
1
2
(US,CND)
(AEP,UK,ECE)
(AUS)
(AUS)
(TW)
(EXCEPT US,CND)
(3/3)
DIGITAL BOARD
IC1101
IC1131
IC1111
IC1902
IC1904
IC1031
10k
R1179
100
R1151
0
R1157
1k
R1260
FB1308
10k
R1192
47k
R1949
3.3k
R1159
10k
R1180
8.2k
R1468
0.47
C1021
0
R1156
VCC
GND
OUT
BA50BC0FP-E2
IC1031
10k
R1191
100
R1013
4.7k
R1367
100
R1012
10k
R1181
1SR154-400TE-25
D1001
MA2J1110GLS0
D1109
16V
47
C1914
MA2J1110GLS0
D1107
0.1
C1139
10k
R1182
CL017
1k
R1117
FB1113
1
2
3
4
5
6
7
8
9
9P
CNS507
L_CH
VCC
R_CH
GND
SD
CE
DI
CLK
DO
100
R1152
CL020
100
R1153
0.47
C1031
1k
R1118
100
R1123
100
R1122
10k
R1088
1k
R1261
0.47
C1913
10V
470
C1032
CL019
CL018
10V
470
C1022
CL016
1
2
3
4
5
6
7
8
9
10
11
CNS508
11P
L_CH
VCC
R_CH
GND
SD
CE
DI
CL
DO
RDS INT
RDS DATA
CL025
MA2J1110GLS0
D1110
1
3
4
5
6
7
8
9
10
CNP505
9P
+15V
NC
POWER RY
STANDBY GND
STOP (AC-OFF-DET)
STANDBY (+9V)
SUB-T (NC)
+7V (R4)
GND (R4)
1
2
3
4
5
6
7
CNS509
7P
COMPOSITE SW4
COMPOSITE SW3
COMPOSITE SW2
COMPOSITE SW1
COMPONENT SW1
COMPONENT SW2
PS (V-MUTE)
100
R1014
100
R1015
100
R1016
100
R1019
100
R1020
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
9P
CNS504
GND
3.3V
RESET
NC
FLASH 1
FLASH 2
NC
MD2
MD0
3.3V
RESET
NC
FLASH 1
FLASH 2
NC
MD2
MD0
100
R1162
FB1311
12345678
9
101
1
121
31
41
51
61
71
81
92
02
12
22
3
24
25
26
27
28
29
30
101
1
121
31
41
51
61
71
81
92
02
12
22
3
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
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
IC1101
MB90F046PF-G-112E1
DIR_DATA0
V_MUTE
COMP_S2
COMP_S1
V_SW1
V_SW2
V_SW3
XRST
V_SW4
NC
VSS
DAC_ML
DAC_MC
DAC_MDI
DAC_MUTE
NC
NC
MISO (Serial In)
MOSI (Serial Out)
DSP SPI CLK
DSP SPIDS(LAT)
NC
VCC5
VOL_IC_DATA
VOL_IC_CLK
DMPORT_DET
FLASH2/DMPORT_MICOM RX(MICLO)
FLASH1/DMPORT_MICOM TX(MOCLI)
COMP_S2
COMP_S1
V_SW1
V_SW2
V_SW3
XRST
V_SW4
NC
VSS
DAC_ML
DAC_MC
DAC_MDI
DAC_MUTE
NC
NC
MISO (Serial In)
MOSI (Serial Out)
DSP SPI CLK
DSP SPIDS(LAT)
NC
VCC5
VOL_IC_DATA
VOL_IC_CLK
DMPORT_DET
FLASH2/DMPORT_MICOM RX(MICLO)
FLASH1/DMPORT_MICOM TX(MOCLI)
SDA
SCL
SCL
ENC_A
ENC_B
I2C_SCL(HDMI)/NC
I2C_SDA(HDMI)/S1
I2C_SDA(HDMI)/S1
AV
C
C
AV
R
H
AV
SS
DCAC_IN
A/D1
A/D2
VERSION
VSS
TUNER SD
MODEL
VA
C
S C
TR
L
NC
DSP
INT
(pull low when FLash)
ST
OP
(pull low when FLash)
MD0
MD1
MD2
RDS_CLK
RDS_DATA
SIRCS
HP_DETECT
POWER_KEY
DCAC_INT
POWER_RY
TUNING_A
TUNING_B
PROTECTOR
HP_RY
FUSE_DETECT
VOL_ENCODER(B)
VOL_ENCODER(A)
C/SW/REAR/SB_RY
FRONT_A_RY for PASSIVE SW MODEL/ST SW RY
DC-CONTROL
PRE-OUT SW_RY
FRONT_A_RY for ACTIVE SW MODEL
NC
NC
NC
FL_CLK
FL_DATA
FL_LAT
RSTX
NC
X1A
X0A
VSS
X0
X1
VCC3
+5.8V_CTRL
(HDMI)/NC
RESET_HDMI/OEB
+5V_CTRL
(HDMI)/CTRL
HDMI_DET
DO/SD/ST
TUNER_CLK
TUNER_DA
TA
SLA
TCH
DIR_XMODE
DIR_CKSEL1
DIR_CLK
DIR_CE
DIR_DI
DIR_DO
DIR_ERROR
DIR_
XSTATE
100
R1203
100
R1174
22
R1947
220p
C1149
220p
C1489
100
R1948
0.01
C1131
0.01
C1132
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
CNS513
17P
DCAC_IN
INPUT_JOG_4B
INPUT_JOG_4A
FL_CLK
FL_DIN
FL_LAT
AD1
AD2
SIRCS
PW_SW
VOL_JOG_2B
VOL_JOG_2A
+5V
+3.3V(STDBY)
GND
GND
DC-CONTROL
100
R1116
CL009
CL008
CL008
CL010
CL012
CL011
CL013
0.1
C1142
3.3k
R1073
0.1
C1
123
0.1
C1124
0.1
C1
122
3.3k
R1072
0.1
C
111
8
R1
194
R1
175
100
0
R1
164
0.1
C
111
9
100
R1084
10k
R1189
0.1
C1108
0.1
C1107
100
R1127
0.1
C1299
10k
R1187
100
R1128
0.1
C1138
FB1101
0
R1524
10k
R1190
0.01
C1137
0.1
C1605
10k
R1636
0.1
C1604
10k
R1635
0.1
C1620
R1095
10k
R1058
220
R1094
10k
R1059
220
100
R1124
10k
R1083
100
R1129
100
R1106
16V
47
C1111
100
R1112
10k
R1039
0.1
C1140
2.2k
R1027
0.1
C1100
0.01
C1171
10k
R1186
10k
R1105
0.01
C1172
2.2k
R1110
100
R1078
100
R1077
100
R1076
100
R1074
10k
R1253
0.1
C1120
C1067
220p
C1068
220p
100
R1
134
100
R1
131
100
R1
132
100
R1
133
100
R1
130
100
R1
135
220p
C1255
220p
C1254
100
R1010
100
R101
1
100
R1021
VCC
GND
OUT
BA33BC0FP-E2
IC1904
0.1
C1121
C1252
0.1
220p
C1253
8
7
6
5
4
3
2
1
S-24CS16A0I-J8T1G
IC1131
A0
A1
A2
GND
SDA
SCL
WP
VCC
0.1
C1102
100
R1022
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
CNS510
9P
S1
+VCC
NC
NC
NC
OEB
CTL
DET
NC
NC
NC
I
O
G
TA7809S
IC1902
DCAC_DSP_IN
DSP_RESET
DSP_INT
DIR_ERROR
VDD1
DGND2
PROTECTOR
VACS_CTRL
VOL_DATA
VOL_CL
24MHz
X1101
54
3
2
1
IC1111
S-80929CNMC-G8ZT2G
2.2k
R1111
2.2k
R1107
1
3
4
5
6
7
CNP503
6P
HP DETECT
HP RY
C/SUR RY
FRONT A/ST SW RY
SW PREOUT RY
FRONT RY
MA2J1110GLS0
D1111
MA2J1110GLS0
D1108
W1000
JR1003
0
0.01
JR1004
R1
193
DAC_ML
DAC_MDI
DAC_MUTE
DAC_MUTE
DAC_MC
DSP_MISO
DSP_MOSI
SPICLK
DSP_SPIDS
DSP_MOSI
SPICLK
DSP_SPIDS
DIR_XMODE
DIR_DA
TAO
DIR_XST
ATE
DIR_DO
DIR_DI
DIR_CE
DIR_CLK
DIR_CKSEL1
TUNER_R
TUNER_L
DMPORT_DET
EEPROM_CLK
EEPROM_DA
TA
DMPORT_RX
DMPOR
T_RX
DMPORT_TX
DMPOR
T_TX
EEPROM_CLK
EEPROM_DA
TA
DMPOR
T_RX
DMPOR
T_TX
DCACIN
JOG4A
JOG4B
JOG4B
AD1
AD2
AD2
AD1
DCACIN
TUNER-GND
JOG4A
JOG4B
SYSTEM CONTROL
EEPROM
RESET
+9V REG
+3.3V REG
+5V REG
DMPORT_DET,DMPORT_RX,
DMPORT_TX
DAC_MC,DAC_MDI,
DAC_ML,DAC_MUTE
TUNER-GND,TUNER_L,
TUNER_R
DIR_CE,DIR_CKSEL1,
DIR_CLK,DIR_DATAO,
DIR_DI,DIR_DO,
DIR_XMODE,DIR_XSTATE
DSP_MISO,DSP_MOSI,
DSP_SPIDS,SPICLK
1
2
3
1
3
2
3
2
1
FLASH
PROGRAMMING
TN1
ANTENNA
AM
COAXIAL
FM 75Ω
1
2
3
4
5
6
7
8
9
10
11
RDS DATA
RDS INT
DO/ST/SD
CL
DI
CE
NC
GND
RCH OUT
VCC +9V
LCH OUT
RDS INT
DO/ST/SD
CL
DI
CE
NC
GND
RCH OUT
VCC +9V
LCH OUT
6
COAXIAL
GND
AM
2
1
1
8
4
TN1
5
VCC +9V
NC
RCH OUT
DI
DO/ST/SD
9
3
LCH OUT
ANTENNA
CL
7
CE
FM 75Ω
R1193
47k
47k
R1194
0
2.2k
4.7k
22k
0
2.2k
4.7k
22k
5-15. SCHEMATIC DIAGRAM – DIGITAL Section (3/3) –
• See page 21 for Waveforms. • See page 48 for IC Pin Function Descriptions.
(Page 28)
(Page 25)
(Page 39)
(Page 34)
(Page 32)
(Page 28)
(Page 29)
(Page 37)
(Page 24)
Ver. 1.1
STR-DG520
STR-DG520
31
31
5-16. PRINTED WIRING BOARD – VIDEO Section –
• See page 14 for Circuit Boards Location.
•
: Uses unleaded solder.
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
1-875-590-
(12)
12
VIDEO BOARD
P
B
/C
B
P
R
/C
R
C211
JR242
JW224
D211
D210
JR240
R214
C215
JW208
JW217
JW225
JW214
JW202
CL210
JW229
R224
R221
R227
JW216
JW206
JW210
JW226
JW212
C232
C233
C212
R212
VIDEO IN
SAT
-1
-2
-3
-1
-2
VIDEO IN
DVD
VIDEO OUT
-3
-1
-2
SAT IN
DVD IN
-6
-4
-5
-9
-7
Y
-8
MONITOR OUT
MONITOR
VIDEO OUT
VIDEO
VIDEO IN
R211
J211
J210
C213
JW231
JW203
R215
C204
C224
C226
R223
R213
R222
R226
R225
R229
R228
J220
C225
C227
C229
C228
JW227
CL220
JW207
JW219
R278
JW232
R277
R276
JW213
JW222
JW221
C202
IC202
CL089
CL085
CL087
C201
12
3
12
3
JW200
CL201
LP200
JW235
IC220
C203
JW204
IC201
CL212
C217
CL221
JW205
IC210
JW215
JW211
CNP203
CL200
LP201
JW233
CNS271
1
2
6
7
8
1
12
1
13
24
9
16
4
1
COMPONENT VIDEO
RED
GRY
GRY
E
MAIN BOARD
CN500
J
DIGITAL
BOARD
CNS509
Ref. No. Location
• Semiconductor
Location
D210
F-4
D211
F-4
IC201
F-7
IC202
F-8
IC210
E-5
IC220
G-11
(Page 26)
(Page 22)
STR-DG520
STR-DG520
32
32
5-17. SCHEMATIC DIAGRAM – VIDEO Section –
• See page 42 for IC Block Diagrams.
4
6
2
7
1
C
9
A
D
3
F
5
8
E
B
IC B/D
IC B/D
J
CNS509
BOARD
DIGITAL
(3/3)
(3/3)
E
CN500
MAIN
BOARD
5
-5
15.6
-16.5
0
-0.9
0
5
0
-5
0
-5
0
5
0
0
0
0
0
0
0
0
-1
0
-1
0
-5
0
-1
0
-1
5
0
0
Mount Mecha
153799342
LP200
50V
10
C212
50V
10
C211
50V
10
C213
50V
10
C225
50V
10
C226
50V
10
C224
50V
10
C227
50V
10
C228
50V
10
C229
CL201
16V
47
C203
16V
47
C204
Mount Mecha
153799342
LP201
CL200
4P
CNP203
-15V
GND
NC
+15V
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
NJM2595M-TE2
IC210
VOUT1
SW5
VIN5
SW3
VIN4
SW4
VIN3
V-
VIN2
SW2
VOUT3 (NC)
GND
VIN1
SW1
VOUT2
V+
24
23
22
21
20
19
18
7
6
5
4
3
2
1
17
16
15
14
13
8
9
10
11
12
NJM2586AM
IC220
CH1 = Y
CH2 = Pb
CH3 = Pr
CH1 IN1
SW1
CH1 IN2
SW2
CH1 IN3
GND
V+1
CH2 IN1
GND
CH2 IN2
GND
CH2 IN3
CH3 IN3
GND
CH3 IN2
V-
1
CH3 IN1
V-
2
GND
CH3 OUT
V+2
CH2 OUT
PS
CH1 OUT
0.5%
75
R229
0.5%
75
R227
0.5%
75
R228
0.5%
75
R225
0.5%
75
R226
0.5%
75
R224
MA2J1110GLS0
D211
MA2J1110GLS0
D210
C201
0.47
C202
0.47
0.5%
75
R215
0.5%
75
R213
0.5%
75
R214
0.5%
75
R212
0.5%
75
R211
0.5%
R276 75
0.5%
R277 75
0.5%
R278 75
1
2
3
4
2
3
4
1
2
3
4
5
6
7
6
7
7P
CNS271
COMPOSITE SW4
COMPOSITE SW3
COMPOSITE SW2
COMPOSITE SW1
COMPONENT SW1
COMPONENT SW2
PS(V-MUTE)
COMPOSITE SW3
COMPOSITE SW2
COMPOSITE SW1
COMPONENT SW1
COMPONENT SW2
PS(V-MUTE)
R223
0
R222
0
R221
0
JR240
0
0 . 1
C233
0 . 1
C232
0 . 1
C215
0 . 1
C217
I
O
COM
IC201
TA7805S
I
O
G
TA79005SB
IC202
G
J211
3P
G
J220
9P
G
J210
2P
JR242
0
VIDEO BOARD
IC210
INPUT SELECT
IC220
COMPONENT VIDEO
+5V REG
IC201
-5V REG
IC202
1
2
2
1
3
3
SELECT
SAT
VIDEO IN
DVD
VIDEO IN
VIDEO OUT
VIDEO
VIDEO IN
MONITOR
SAT IN
COMPONENT VIDEO
DVD IN
MONITOR OUT
- 1
- 2
- 3
- 1
- 2
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
VIDEO OUT
B
Y
P /C
R
P /C
R
B
R
B
R
P /C
B
Y
P /C
Y
R
B
P /C
P /C
R
B
(Page 30)
(Page 25)
Click on the first or last page to see other STR-DG520 service manuals if exist.