DOWNLOAD Sony HT-ST3 Service Manual ↓ Size: 5.48 MB | Pages: 78 in PDF or view online for FREE

Model
HT-ST3
Pages
78
Size
5.48 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
ht-st3.pdf
Date

Sony HT-ST3 Service Manual ▷ View online

HT-ST3
HT-ST3
26
26
4-4.  BLOCK  DIAGRAM - PANEL/POWER  SUPPLY Section -
CEC
>002B
TH501
RECT
D511
RECT
D521
LINE FILTER
L501, 502
SWITCHING
Q1001
RECT
D519
RECT
D821, 822
I
 
/ 1
S751
95
1 SIRCS_IN
KEY0
REMOTE CONTROL
RECEIVER
IC841
OSC
Q821, 822
72 KEY_INT
93 KEY1
S763, 764
(TOP PANEL KEYS)
92 KEY2
S761, 762
(TOP PANEL KEYS)
82 LED_PW
LED DRIVE
Q851
D851
2 TP_LED
LED DRIVE
Q852
10
RESET
75 FL_DATA
77 FL_CLK
76 FL_CS
ND831
FLUORESCENT
INDICATOR TUBE
SYSTEM CONTROLLER
IC1002 (4/4)
AC1
(AC IN)
F501
F3007
POWER CONTROL
IC501
BD
6
D
1
Vcc/OVP
3
FB/OLP
5
D512
D516
D1007
D1008
D1003
D513
+25V
+25V
+25V
+12V
UNSW3.3V
BT3.3V
D514
REGULATOR
Q501
+12V
REGULATOR
IC3008
F3005
F502
E4V
DSP1.1V
DIGITAL
POWER AMP
B+
71
AC_CUT
80
PCONT_DSP
63
P_CONT2
64
P_CONT1
DC/DC
CONVERTER
IC603
DC/DC
CONVERTER
IC602
VDD
59
P_CONT3
DC/DC
CONVERTER
IC605
HDMI1.3V
E12V
DC/DC
CONVERTER
IC601
VOLTAGE
DETECT
IC1004
RESET
SITCH
Q1002
+3.3V
REGULATOR
IC906
BT1.8V
43
PCONT_BT
+1.8V
REGULATOR
IC2015
+3.3V
REGULATOR
IC1003
DIR3.3V
+3.3V
REGULATOR
IC902
DIR5V
+5V
REGULATOR
IC907
23
HDMI_TX_5VPWR
HDMI5V POWER
+5V
REGULATOR
IC3204
SW3.3V
+3.3V
REGULATOR
IC604
+3.3V
REGULATOR
IC831
78
PCONT_HDMI
HDMI3.3V
HDMI5V
F1
F2
32V
+3.3V
REGULATOR
IC3704
+5V
REGULATOR
IC3503
FOR
FLUORESCENT
INDICATOR TUBE
T501
POWER
TRANSFORMER
T821
DC/DC CONVERTER
TRANSFORMER
DATA
CLK
CS
58 FL_RESET
RESET
85 DATA_NFC
NFC1
NFC MODULE
(RC-S801/A)
DATA
SPICLK
86 SPICLK_NFC
IRQ
83 IRQ_NFC
SW
81 SW_NFC
SEL
84 SEL_NFC
RFDET
17 RFDET_NFC
ISOLATOR
PH502
SHUNT
REGULATOR
IC502
DISPLAY OFF
INDICATOR
D852
Bluetooth
INDICATOR
F601
BUFFER
IC802
X1OE
3Y
8
2Y
6
1A
2
2A 5
1Y 3
3A 9
10
BUFFER
IC803
2Y
6
4Y
11
3A
9
4A 12
3Y 8
2A 5
1A
2
1Y 3
X2OE
4
IC801
FOR CENTER, 
SUBWOOFER
FOR FRONT, 
SUBWOOFER
(Page 23)
HT-ST3
HT-ST3
27
27
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.
•  Voltages and waveforms are dc with respect to ground 
under no-signal conditions.
  no mark : POWER ON
•  Voltages are taken with VOM (Input impedance 10 M
).
  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 : 
AUDIO 
(ANALOG)
  J : 
AUDIO 
(DIGITAL)
  E : 
VIDEO
  N : 
Bluetooth
For Printed Wiring Boards.
Note:
•  X : Parts extracted from the component side.
•  Y : Parts extracted from the conductor side.
•      f  : Internal component.
• 
 : Pattern from the side which enables seeing.
  (The other layers’ patterns are not indicated.)
Caution:
Pattern face side: 
(SIDE B)
Parts face side:
(SIDE A)
Parts on the pattern face side seen 
from the pattern face are indicated.
Parts on the parts face side seen from 
the parts face are indicated.
•  Circuit Boards Location
•  Indication of transistor.
 
C
B
These are omitted. 
E
Q
Caution:
Pattern face side:
(Conductor Side)
Parts face side: 
(Component Side)
Parts on the pattern face side seen 
from the pattern face are indicated.
Parts on the parts face side seen from 
the parts face are indicated.
•  AMP board is multi-layer printed board. However, the pat-
terns of intermediate layers have not been included in 
diagrams.
Note: The components identifi ed by mark 0 or dotted 
line with mark 0 are critical for safety. 
 
Replace only with part number specifi ed.
Note: When the complete AMP board is replaced, refer to 
“NOTE OF REPLACING THE IC3005 AND IC3007 
ON THE AMP BOARD AND THE COMPLETE AMP 
BOARD” on page 4.
Note: When the complete AMP board is replaced, refer to 
“NOTE OF REPLACING THE IC3005 AND IC3007 
ON THE AMP BOARD AND THE COMPLETE AMP 
BOARD” on page 4.
SP TERMINAL board
POWER board
IO TERMINAL board
AMP board
FL board
RC-S801/A (NFC module)
(NFC1)
KEY board
POWER KEY board
CONNECT board
bluetooth module
(BT1)
HT-ST3
HT-ST3
28
28
4-5.  PRINTED  WIRING  BOARD - AMP Board (Side A) -
• 
 : Uses unleaded solder.
• See page 27 for Circuit Boards Location.
Note 1: When the IC3005 and IC3007 on the AMP board are replaced, refer to “NOTE OF REPLACING THE 
IC3005 AND IC3007 ON THE AMP BOARD AND THE COMPLETE AMP BOARD” on page 4.
Note 2: IC3506 on the AMP board cannot exchange with single. When 
this part is damaged, exchange the complete mounted board.
1
6
133
132
88
45
44
176
89
1
1
4
5
8
1
5
C3058
FB1003
FB1005
R3616
FB1006
FB1007
FB1008
R3618
R3619
L3500
R605
R606
R3620
R608
R3621
R3622
R3623
R3624
R3048
R3625
F3005
R3626
CL5006
R3627
F3007
R3628
R3629
R3050
R615
R3051
R616
R3052
R617
R1115
R3632
R1118
CN601
C3081
R3636
R3637
C3085
L1002
C3087
ET3500
R3060
ET3501
C3089
R3061
R3062
R3063
R628
R3640
R629
R3066
R633
C3099
R3075
R3077
R3078
C601
C609
R3081
R3084
R3087
C610
C613
CN5000
CN5001
C616
C617
R3090
R3091
R3093
R3096
R3097
R3099
Q5001
Q5002
C5007
C5008
RB3004
C5009
RB3005
RB3006
C637
C638
C5018
CL915
CL916
CL1002
CL917
CL1003
C5023
CL918
CL1004
C5024
CL919
C5025
CL1008
C648
CL1009
R5003
CL920
CL921
CL922
CL923
CL924
CL1010
C5030
R5008
IC5000
C650
CL1011
R5009
IC5001
JL3513
JL3515
R5011
JL3516
R5012
R5013
R5014
JL3519
R5015
R5017
R5018
C3100
R5019
C3101
C5042
C3102
C5046 C5047 C5048
R5020
R5021
C3109
R5022
R5023
R5024
R5025
CN3501
R5026
CN3502
CN3503
C5050
R5028
C3110
C5051
R5029
C3111
C5052
C5055
C3115
JL3532
C5056
C3116
JL3533
C3117
JL3534
C5058
C3118
JL3535
C5059
R5031
C3119
FB3001
CAM301
R5036
FB3002
CAM302
R5037
CAM303
FB3003
CAM304
R5039
CAM305
C3121
C5062
CAM306
CAM308
C3127
L904
R5040
C3128
R5042
R5043
R3103
R5044
R5045
R3105
CN1005
CN1006
R5046 R5047
C5070
C3130
C5071
R5049
C3131
C3132
C3133
C3134
C3135
C1002
C1003
C3137
C1004
Q1001
R5052
R3112
C1008
R5054
R3114
R5055
R3115
R3116
R5057
R3117
C3140
R3501
R3119
CL2001
R3502
R3503
C3143
CL2003
R3504
C3144
CL2004
R3505
CL2005
C3146
CL2006
C3147
R5060
C3148
R3120
C3725
R5061
C3149
C1016
R5062
R3122
C3727
R5063
R3123
C3728
C1018
R3125
IC3506
R3510
R5068
C3150
C1210
R5069
R3129
FL5002
C1021
L3011
C1022
C1023
IC3704
C1024
C1026
C1027
R3134
R5075
L3401
R3135
L3402
R3136
L3403
R1004
L3404
C3549
R1005
L3405
L3406
FB903
L3407
C1030
L3408
C3165
IC1002
IC1003
C3550
C3551
C3169
R1010
R1011
R3722
R1012
R3723
R3724
R1014
C3559
R901
R902
C3172
R903
R904
C3174
R905
R906
C3176
R907
C3177
C3560
R908
C3178
C3179
R3153
R3154
R1021
R3155
C3566
R3156
C3567
R1023
C3568
R910
C3180
C3569
R911
R1026
C3182
C3183
R1028
RB5000
C3184
R3350
R1029
RB5001
RB5002
C3186
RB5003
R3353
C3187
R3354
R3355
R3356
R3357
R1030
R3358
CN901
CN902
R1033
R1034
C3190
C3193
R924
R1038
C3194
R925
R3361
R926
C3196
R3362
R927
C3197
R928
R3364
Q2001
R3366
R3367
R1040
R3368
R1045
R1046
R933 R934
R938
CL3009
C2016
L3451
L3452
L3453
C904
L3454
L3455
C906
L3456
C907
CL3013
L3457
L3458
L3459
CL3016
R3579
L3460
C2028
X901
L3461
C912
L3462
C913
L3463
R950
C914
X5000
L3464
R951
R1065
L3465
F601
C916
CL3022
L3466
R953
R954
C2030
R955
C5105
CL3025
C2031
R956
R957
R958
C2034
R959
C921
C922
C923
C924
R962
R963
R1077
R964
R965
R966
R967
R968
R3599
C5501
IC2015
C5502
C5503
C5505
C5506
C933
C935
C937
R1088
R1089
CL3048
R5101
R5102
R5103
R1090
R5108
CL3050
JL3225
IC5101
IC5102
R2037
R2038
CN3200
IC5105
R2039
C3002
CL3056
CL3058
Q3001
JL935
Q3005
R2042
Q3007
JL938
Q3009
R2045
R2046
JL3047
CL3068
CL3069
R2052
R2053
L604
L605
L606
C3212
R5513
L608
R5514
C3214
C3216
CL3078
X3501
D3001
D3002
R3001
R3002
R3004
CL3080
JL3061
CL3081
R5523
R3007
R3008
R3009
IC3004
IC3005
C2096
IC3007
C2097
IC3008
C3039
IC902
R3012 R3013
IC904
R3015
R3016
IC907
R3017
X1001
FB3503
FB3504
FB3505
C3048
C3049
R3023
R3025
R3027
C3050
R3028
C3051
C3052
C3053
C3054
FB601
C3055
C3056
FB603
AMP BOARD  
(SIDE A)
E
A
A
K
K
2E
2B
1C
2C
1B
1E
1
5
1
27
28
54
1
19
1
19
1
19
1
19
1
44
45
88
89
132
133
176
1
7
1
28
29
56
1
22
23
44
1
22
23
44
2E
2B
1C
2C
1B
1E
2E
2B
1C
2C
1B
1E
1
25
26
50
51
75
76
100
9
1
2
8
1
3
5
4
1
4
8
5
E
E
1
8
16
9
1
19
2
20
1
12
13
24
25
36
37
48
1
2
21
22
1
9
8
2
E
4
3
1
2
1
3
5
4
4
3
1
2
3
1
4
5
1-888-539-
11
(11)
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
POWER
BOARD
CN503
>07P
(NC)
CN3501
CN3502
CN3503
1
2
3
HDMI IN
HDMI OUT
ARC (TV)
(NC)
(NC)
S
G
X101
(CHASSIS)
(CHASSIS)
CONNECT
BOARD
CN785
>02P
FFC2
CONNECT
BOARD
CN781
>06P
FFC3
IO TERMINAL
BOARD
CN201
>01P
FFC1
(CHASSIS)
(CHASSIS)
(CHASSIS)
A
B
C
D
E
F
G
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
D
(Page 36)
(Page 38)
(Page 38)
(Page 42)
HT-ST3
HT-ST3
29
29
4-6.  PRINTED  WIRING  BOARD - AMP Board (Side B) -
• 
 : Uses unleaded solder.
• See page 27 for Circuit Boards Location.
1
4
5
8
1
4
5
8
1
4
5
8
1
4
5
8
1
4
5
8
FB1002
R601
R602
R603
R604
R1101
C3069
R1102
R1103
R607
R1104
CL5000
R1105
CL5001
R609
R1106
CL5002
R1107
CL5003
R1108
C3070
R1109
CL5005
R3049
C3071
CL5007
CL5008
R610
C3074
R611
R612
R613
R614
C3079
R1116
R3057
C3080
R3059
C3084
R621
R622
R623
R627
JL5000
R3064
JL5001
R3065
JL5002
R3643
JL5003
R3067
R3644
JL5004
R3068
R3645
JL5005
R3069
C3091
R3646
JL5006
C3092
JL5007
C3093
JL5008
C3094
R631
JL5009
C3095
R632
C3096
C3097
R3070
C3098
R3071
R3072
R3073
JL5010
JL5013
R3079
C602
C603
C605
C607
C608
R3080
JL5020
JL5021
JL5022
R3086
JL5023
JL5024
R3088
R3089
C614
C615
C619
JL5030
JL5031
JL601
JL5032
JL602
JL603
JL5034
C5000
JL604
C620
JL5035
C5001
JL605
C621
JL5036
C5002
JL606
C622
JL607
JL5037
C5003
C623
JL608
JL5038
C5004
C624
JL609
JL5039
C5005
C625
C5006
C626
C628
C629
JL5040
JL5041
JL5042
JL5043
C5012
CL907
CL908
C5014
CL909
C636
C5017
C5019
C640
C5020
C5021
C5022
C643
C644
D5001
C5026
C646
C5027
C647
C5028
R5000
C5029
R5001
R5004
R5005
CL925
C5031
CL926
C5032
IC5002
CL1207
C5033
CL1014
C5034
CL1209
CL1015
C5035
C5036
C5037
C5038
C5039
R2132
JL3517
R2133
R2134
R2135
R5016
R2136
R2137
C5040
R2138
JL1001
R2139
JL3520
C5044
C5045
C5049
JL3528
R5027
JL1011
JL1013
C5053
C3113
JL1014
C5054
C3114
JL1015
JL1016
JL1017
C5057
JL1018
R5030
JL1019
R5035
JL1020
C5060
R5038
C3120
JL1021
C5061
IC601
JL1022
IC602
C3122
JL1023
IC603
JL1024
C5064
IC604
IC605
C5065
L902
C5066
L903
JL1027
C5067
C5068
JL1029
C5069
R5041
C3129
R3104
C3516
C3518
JL1030
R5048
C3519
JL1031
JL1032
C5072
JL1033
JL1034
C5074
C1001
JL1035
JL1036
C5076
JL1037
C3520
JL1038
C3138
JL1039
C1005
R5051
C1006
Q1002
C3523
C1007
R5053
R3113
Q1004
C3525
C1009
C3526
R5056
C3527
JL1040
C3528
R5058
R3118
JL1041
C3529
R5059
JL1042
C3142
CL2002
JL1043
JL1044
C1010
JL1045
JL1046
R3506
C1012
C1206
R3507
JL1047
C1207
C3530
R3508
C1014
JL1048
C1208
JL1049
C3531
R3509
R3121
C1209
C3532
D3702
C3533
D3703
IC3503
C3534
R5064
D3704
C3729
R5065
C3536
R5066
R5067
C3538
FL5000
JL1051
FL5003
R3516 R3517
C3540
R3518
R5070
R3130
C3541
R3519
D1001
C1025
C3542
D1002
R5072
C3543
D1003
C3544
D1004
R5074
C3545
R1001
C1029
D1005
C3546
R1002
D1007
R1003
C3548
R5078
D1008
FB901
R5079
FB902
R1006
JL1062
R3523
R1007
C3358
R3524
C3164
C3359
IC1001
C3166
IC1004
R5080
R5081
C3552
R5082
C3553 C3554
R5084
C3361
C3555
C3363
C3557
C3364
C3558
R3725
R1015
C3171
R3726
R1016
R3727
R1017
R3728
R1018
R3729
R1019
C3175
R909
C3562
C3563
R3730
C3564
R1020
R3731
C3565
C3371
R3732
R3733
JL2020
R1025
JL2021
R1027
R916
R918
JL5101
R3359
R1032
R920
R921
R1037
R3360
R1039
C3195
C2002
C2003
R3363
R3365
C2006
C2007
C2008
R1041
C2009
R1042
R931
R932
R1047
R3370
R1048
R1049
JL5501
C2011
R935
R3372
JL5502
C2012
R936
R3373
JL5503
R3374
JL5504
JL5505
R3376
JL5506
R3377
JL5507
R1050
JL5508
C901
R1051
JL5509
C902
R1052
R1053
R1054
C905
R1055
R3573
R943
R3380
C908
R1058
JL5510
R1059
JL5511
R3576
JL5512
JL5513
R3578
JL5514
R949
JL5515
R3386
JL5516
R3387
JL5517
C2027
R1060
JL5518
R3388
C911
R1061
JL5519
C2029
R1062
R1063 R1064
R2004
R2005
R3583
C917
R3584
C918
R1068
R3585
C919
R1069
C2032
IC2003
R3588
IC2004
R3589
JL901
JL902
JL903
C920
JL904
R1070
R2010
JL905
R1071
R2011
JL906
R1072
JL907
R1073
R2013
R3590
R960
JL908
R1074
R2014
R3591
R961
R1075
R1076
R2016
R3593
R2017
R2018
R2019
R3597
CL3037
R3598
FB5000
R2020
FB5001
R2021
C932
JL917
C5507
C934
JL918
JL919
R973
R1087
R2028
R2029
JL3026
JL3027
JL3028
JL920
JL921
JL922
JL923
JL924
R2030
JL925
R1091
JL926
R1092
JL927
R1093
C2010 R2027
R2033
R1094
R2034
JL929
R1095
R1096
R1097
JL3228
R1098
JL3035
JL3036
JL930
JL931
JL932
JL933
JL934
JL936
JL937
R2044
JL3043
R2047
JL3044
JL3045
JL3046
JL940
JL3048
D901
L601
L602
D903
L603
JL3050
C3211
JL3052
L607
C3213
JL3053
JL3054
R5515
R5516
JL3056
CL3076
JL3057
JL3058
JL3059
JL3060
R3006
R5525
R5526
R5527
R5528
R5529
R3010
C2098
C2099
R5530
R3014
R5531
IC906
IC3204
R3018
FB3501
R3019
R3021
R3022
R3600
R3601
R3602
R3026
R3029
R3606
FB602
1
4
1
6
1
5
CN3002
CN3003
CN3005
C3088
C3107
C3139
C3151
C3152
C3153
C3154
C3157
L3014
L3019
C3351
C3352
C3353
C3354
C3168
L3027
C3192
1
5
CN3004
L3022
R1022
AMP BOARD  
(SIDE B)
A
K
1
3
5
4
1
4
8
5
E
A
K
A
K
1
2
4
3
A
A
K
K
A
K
E
A
K
K
A
K
A
A/K
1
2
4
3
1
4
8
5
1
8
16
9
A
K
A
K
1
3
5
4
K
A
1
4
8
5
1-888-539-
11
(11)
A
K
POWER
BOARD
CN502
>05P
SP TERMINAL
BOARD
CN3101
>04P
SP TERMINAL
BOARD
CN3102
>03P
SP1
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
SUBWOOFER
(LEFT SIDE)
SP2
SUBWOOFER
(RIGHT SIDE)
(Page 36)
(Page 36)
(Page 42)
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