Sony HT-ST3 Service Manual ▷ View online
HT-ST3
HT-ST3
25
25
4-3. BLOCK DIAGRAM - AMP Section -
SDA
20
SCL
21
MUTE
19
PDN
18
RESET
16
13
Xin
11
Xout
X1001
8MHz
SYSTEM CONTROLLER
IC1002 (3/4)
: AUDIO (ANALOG)
: AUDIO (DIGITAL)
SIGNAL PATH
DAMP_SDAO
28
DAMP_SCLO
27
DAMP_SOFT_MUTE
67
DAMP_PDN
69
DAMP_INIT
68
DRIVE_SD (DIAG)
18
DC_DET
74
STREAM PROCESSOR
IC3004
SDIN1
PWM_M_3
24
42
DIGITAL POWER AMP
IC3007
PWM_B
OUT_B
8
PWM_A
6
PWM_D
18
PWM_C
16
36
OUT_A 39
OUT_D 28
OUT_C 31
PWM_P_3 43
PWM_P_1 39
PWM_M_2 40
SCLK
23
LRCK
22
MCLK
11
AMP_D1FLFR
MCK
SDIN2
25
AMP_D2SLSR
SDIN4
27
AMP_D3CSW
SDIN3
26
AMP_D4SBLSBR
DSP_LRCK
DSP_BCK
AMP_D1FLFR, AMP_D2SL/SR,
AMP_D3CSW, AMP_D4SBL/SBR,
MCK, DSP_BCK, DSP_LRCK
AMP_D3CSW, AMP_D4SBL/SBR,
MCK, DSP_BCK, DSP_LRCK
>003B
DC DETECT
Q3009
SP1
L3027
L3022
RESET_CD
17
SD
5
RESET_AB
7
BUFFER
Q3001
PWM_P_7 47
DIGITAL POWER AMP
IC3005
PWM_B
OUT_B
8
PWM_A
6
PWM_D
18
PWM_C
16
36
OUT_A 39
OUT_D 28
OUT_C 31
PWM_P_8 48
VALID 37
PWM_M_4 44
PWM_P_4 45
DC DETECT
Q3005
DC DETECT
Q3007
L3014
RESET_CD
17
SD
5
RESET_AB
7
+
–
+
–
–
+
–
FRONT
L
FRONT
R
CENTER
L
CENTER
R
+
–
+
–
–
+
–
ONLY FOR SS-ST3
SPEAKERS
TB3101
SUBWOOFER
(LEFT SIDE)
SP2
SUBWOOFER
(RIGHT SIDE)
L3019
(Page 24)
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
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
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
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
1Y 3
3A 9
10
BUFFER
IC803
2Y
6
4Y
11
3A
9
4A 12
3Y 8
2A 5
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
• All capacitors are in
μF unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and
tantalums.
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.
• 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.)
(In addition to this, the necessary note is printed in each block.)
• A : B+ Line.
• Voltages and waveforms are dc with respect to ground
• 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
• 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
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F :
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.
•
• 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)
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.
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)
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.
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.
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.
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.
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)
(NFC1)
KEY board
POWER KEY board
CONNECT board
bluetooth module
(BT1)
(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
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
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
3
5
4
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
3
1
2
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)
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