Sony HT-ST7 Service Manual ▷ View online
HT-ST7
HT-ST7
45
45
4-15. SCHEMATIC DIAGRAM - AMP Board (2/2) -
• See page 52 for IC Block Diagrams.
Note: When the IC3005 and IC3007 on the AMP board are replaced, refer to “NOTE OF REPLACING THE IC3001,
IC3003, IC3005 AND IC3007 ON THE AMP BOARD AND THE COMPLETE AMP BOARD” on page 4.
12.6
12.6
0
0
12.6
12.6
12.6
12.6
0
0
12.6
12.6
12.6
12.6
0
0
12.6
12.6
12.6
12.6
0
0
12.6
12.6
24
24.1
12
25.5
12
25.5
1.1
24
24.1
3.3
3.3
3.2
12.7
1.6
12.8
25.5
25.5
12
12.7
1.6
25.5
12.8
3.2
12
25.5
1.6
12
3.2
1.6
12.8
25.5
25.5
25.5
1.6
24.1
3.2
1.6
25.5
3.3
24
12
1.6
25.5
12
3.2
12.8
25.5
12.8
1.6
12
12.8
3.3
1.1
24.1
3.2
12
24
12
1
12
25.5
3.2
100k
R3105
CL3068
CL3078
JL3050
JL3052
CL3069
CL3080
JL3056
JL3048
R3114
3.3
32V
5A
F3007
R3119
3.3
R3115
3.3
R3118
3.3
R3127
0
R3121
0
R3120
0
R3124
0
R3125
3.3
R3129
3.3
32V
5A
F3008
R3126
3.3
R3128
3.3
R3102
3.3
R3100
3.3
R3101
0
R3103
3.3
R3098
0
32V
5A
F3005
R3093
3.3
R3092
3.3
32V
5A
F3006
R3099
3.3
R3087
3.3
R3095
0
R3094
0
R3089
3.3
100k
RB3006
JL3060
JL3059
JL3043
JL3044
JL3045
JL3046
JL3057
JL3058
CL3076
C3129
1
C3157
1
C3149
1
C3139
1
C3202
1
C3209
1
C3181
1
C3192
1
R3090
22
R3091
22
R3096
22
R3097
22
R3116
22
R3117
22
R3122
22
R3123
22
HN1A01FU-TE85R
Q3009
HN1A01FU-TE85R
Q3008
100k
RB3005
HN1A01FU-TE85R
Q3007
HN1A01FU-TE85R
Q3006
FB3002
1
2
3
4
5
SI-3010KM-TLA
IC3008
VC
VIN
GND
VOUT
ADJ
1
C3214
10k
R3134
100k
R3135
R3104
0
1
C3142
JL3047
0.1
C3119
0.1
C3120
0.1
C3165
0.1
C3166
1
C3134
1
C3148
0.1
C3164
22k
R3086
0.1
C3130
44
38
39
40
41
42
43
7
6
5
4
3
2
1
37
36
35
34
33
32
8
9
10
11
28
29
30
31
17
16
15
14
13
12
27
26
25
24
23
22
21
20
19
18
CXD9981TN
IC3005
GVDD_B
OTW
NC
NC
SD
PWM_A
RESET_AB
PWM_B
OC_ADJ
GND
AGND
VREG
M3
M2
M1
PWM_C
RESET_CD
PWM_D
NC
NC
VDD
GVDD_C
GVDD_D
BST_D
NC
PVDD_D
PVDD_D
OUT_D
GND_D
GND_C
OUT_C
PVDD_C
BST_C
BST_B
PVDD_B
OUT_B
GND_B
GND_A
OUT_A
PVDD_A
PVDD_A
NC
BST_A
GVDD_A
10
C3133
1
C3154
1
C3128
0.1
C3122
0.1
C3121
0.1
C3169
0.1
C3183
0.1
C3213
1
C3206
JL3061
1
C3201
0.1
C321
1
0.1
C3171
10
C3186
1
C3187
22k
R31
13
0.1
C3172
0.1
C3212
44
38
39
40
41
42
43
7
6
5
4
3
2
1
37
36
35
34
33
32
8
9
10
11
28
29
30
31
17
16
15
14
13
12
27
26
25
24
23
22
21
20
19
18
CXD9981TN
IC3007
GVDD_B
OTW
NC
NC
SD
PWM_A
RESET_AB
PWM_B
OC_ADJ
GND
AGND
VREG
M3
M2
M1
PWM_C
RESET_CD
PWM_D
NC
NC
VDD
GVDD_C
GVDD_D
BST_D
NC
PVDD_D
PVDD_D
OUT_D
GND_D
GND_C
OUT_C
PVDD_C
BST_C
BST_B
PVDD_B
OUT_B
GND_B
GND_A
OUT_A
PVDD_A
PVDD_A
NC
BST_A
GVDD_A
R3130
0
1
C3180
0.1
C3175
1
C3195
1
2
3
4
4P
CN3002
CH2(SL)+
CH2–
CH6–
CH6(SR)+
10k
R3136
CL3048
JL3053
JL3054
35V
560
C3132
35V
560
C3150
C3200
1000p
C3205
1000p
C3147
1000p
C3190
1000p
C3184
1000p
C3131
1000p
C3152
1000p
C3137
1000p
C3204
0.001
C3143
0.001
C3140
0.001
C3196
0.001
C3193
0.001
C3135
0.001
C3188
0.001
C3151
0.001
3
2
1
4
L3014
3
2
1
4
L3019
3
2
1
4
L3027
3
2
1
4
L3022
CL3019
CL3020
CL3023
CL3024
CL3051
CL3052
CL3053
CL3054
C3156
1000p
C3125
1000p
C3145
1000p
C3138
1000p
C3191
1000p
C3178
1000p
C3197
1000p
C3208
1000p
5P
CN3004
1
PVDD_S
2
PVDD_25V
3
PVDD_25V
4
PVDD_GND
5
PVDD_GND
1
2
2P
CN3006
Ch1–
Ch1(FL)+
1
2
3
3P
CN3007
Ch7(FR)+
NC
CH7–
35V
1000
C3163
35V
2200
C3185
35V
2200
C3203
C3118
2.2
100k
R3084
100k
R3083
C3115
2.2
C3168
2.2
100k
R3109
100k
R3112
C3174
2.2
IC3005
IC3007
19
13
25
17
22
18
16
20
26
14
23
11
21
15
12
24
AMP BOARD (2/2)
+12V REGULATOR
IC3008
BOARD
(1/2)
AMP
>121S
BOARD
CN502
>08S
POWER
CAM307
(CHASSIS)
SURROUND
SP6
SP5
L-CH
R-CH
SURROUND
-2 -1
DC DETECT
-2 -1
DC DETECT
-2 -1
DC DETECT
-2 -1
DC DETECT
DIGITAL POWER AMP
DIGITAL POWER AMP
10uH
10uH
10uH
10uH
(CHASSIS)
CAM309
(CHASSIS)
CAM302
TWEETER
SP2
(FRONT R-CH)
SP4
(FRONT R-CH)
WOOFER
SP1
(FRONT L-CH)
WOOFER
(FRONT L-CH)
SP3
TWEETER
SPC2
SPC1
SPC3
15
6
12
J
17
3
G
K
13
4
F
5
2
7
C
H
I
11
14
16
E
9
L
B
8
A
10
D
18
19
20
1
MOUNTED
BOARD
MOUNTED
BOARD
(Page 51)
(Page 44)
HT-ST7
HT-ST7
46
46
4-16. PRINTED WIRING BOARD - IO Board -
•
: Uses unleaded solder.
• See page 34 for Circuit Boards Location.
C201
C204
C205
JL201
JL202
JL203
JL204
JL205
JL206
JL221
JL222
JL223
JL224
JL225
JL226
JL227
JL228
JL229
C263
JL251
JL252
JL253
JL255
JL4001
JL4002
JL4003
JL4004
JL4005
JL4006
JL4007
JL4008
JL4009
JL4010
JL4011
JL4012
JL4013
JL4014
JL4015
R201
2
9
1
8
1
8 5
4
1
2
13
12
1
4
5
15
16
26
27
30
1
4
C4001
C4002
CN201
R224
R225
R228
R233
R235
R237
R4001
C202
R4002
C203
R4003
R4004
R4005
R4006
C206
C207
R4007
R251
C215
R252
R253
R254
C219
C223
C230
CN251
IC201
IC202
IC205
J202
L202
CAM201
CAM202
Q251
R202
R203
R204
R205
R206
R208
R209
CN4001
CN4002
J251
J201
IO BOARD
(COMPONENT SIDE)
IO BOARD
(CONDUCTOR SIDE)
1-888-223-
11
(11)
1-888-223-
11
(11)
E
MAIN
BOARD
CN1004
CN1004
>04P
OPT 2
OPT 1 (TV)
COAX
IR BLASTER
ANALOG IN
DIGITAL IN
L
R
MAIN
BOARD
CN1001
CN1001
>03P
MAIN
BOARD
CN901
>01P
(CHASSIS)
(CHASSIS)
EZW-RT50/
EZW-RT20
RF
MODULATOR
(EZW-RT50)
1
3
2
1
3
2
FFC2
FFC4
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
(Page 42)
(Page 42)
(Page 42)
HT-ST7
HT-ST7
47
47
4-17. SCHEMATIC DIAGRAM - IO Board -
3.2
1.5
1.5
1.6
2.7
3.2
0
3.2
0
0.8
0
100
R233
8
7
6
5
4
3
2
1
TC7WHU04FU(TE12R)
IC205
GND
VDD
JL205
JL201
JL202
JL204
JL203
JL223
JL224
JL226
JL227
0
R202
JL206
JL228
JL229
220uH
L202
J202
220k
R228
10k
R225
100
R235
100
R237
10V
100
C230
220p
C203
220p
C202
C215
2p
10k
R205
10k
R206
2.2k
R204
2.2k
R203
JL221
10
C206
10
C207
1
C219
10
C201
0.1
C205
0.1
C204
0.1
C223
C263
470p
100
R201
1
2
3
4
5
6
7
8
9
9P
CN201
DGND
SW3.3V
COAX
OPT_SAT
OPT_TV
DGND
LINE-L
AGND_DIRAD
LINE-R
JL225
JL222
VCC
OUT
GND
JSR1124
IC201
1
2
3
VCC
OUT
GND
JSR1124
IC202
1
2
3
470
R224
10k
R252
JL251
JL255
J251
LSCR523UBFS8TL
Q251
33
R253
JL253
100
R251
33
R254
JL252
JL4013
JL4011
220
R4005
0.001
C4001
30P
CN4002
1
RESERVED
2
DETECT
3
RESERVE
4
NC
5
NC
6
LRCK_X
7
BCK_X
8
SDIO_X
9
LRCK_W
10
BCK_W
11
SDIO_W
12
GND
13
+3.3V
14
+3.3V
15
GND
16
GND
17
256FS
18
INT
19
PD-OUT_Airoha
20
NC
21
I2CSDA
22
I2CCLK
23
RESET
24
GND
25
SDIO_Y
26
BCK_Y
27
LRCK_Y
28
SDIO_Z
29
BCK_Z
30
LRCK_Z
0.001
C4002
10k
R4006
1k
R4001
220
R4004
JL4005
JL4010
1
2
3
4
5
6
7
8
9
10
11
12
13
13P
CN4001
WL_LRCK
DGND
WL_BCK
DGND
WL_D0
WR_RESET
WL_SCL
WL_RESERVED
WL_SDA
WL_INT
WL_DET
WL_RF
SW3.3V
JL4002
JL4001
JL4009
JL4004
JL4012
JL4003
JL4006
JL4007
JL4015
R4003
0
JL4014
JL4008
J201
R4002
0
R4007
0
33k
R209
33k
R208
2
3
4
4P
CN251
NC
1
IR4V
GND
REMOTE
WAVE SHAPER
IC205
IC201
OPTICAL RECEIVER
IC202
IO BOARD
BOARD
>01S
MAIN
(2/7)
CN901
BOARD
>04S
MAIN
(6/7)
CN1004
BOARD
>03S
MAIN
(5/7)
CN1001
LED DRIVE
EZW-RT50/
EZW-RT20
MODULATOR
RF
(EZW-RT50)
(CHASSIS)
CAM201
CAM202
(CHASSIS)
FFC2
IR BLASTER
FFC4
2P
1P
COAX
OPT 2
OPT 1 (TV)
OPTICAL RECEIVER
L
R
ANALOG IN
DIGITAL IN
6
3
G
4
F
5
2
7
C
H
E
9
B
8
A
D
1
I
(Page 39)
(Page 40)
(Page 36)
HT-ST7
HT-ST7
48
48
4-18. PRINTED WIRING BOARDS - PANEL Section -
•
: Uses unleaded solder.
• See page 34 for Circuit Boards Location.
R802
R803
C803
C805
JL801
JL802
JL803
JL804
JL805
JL806
JL807
JL808
JL809
JL810
JL811
JL812
JL813
JL814
JL815
JL816
JL817
JL818
JL819
JL820
JL821
JL822
JL823
JL824
JL825
JL826
JL827
JL828
JL829
Q801
Q802
1
15
R801
R804
R805
R806 R807
R808
R809
R810
R812
R813
R814
R815
R816
R817
R818
CN801
C802
C806
C807
C808
C809
C810
C811
C812 C813
C814
C815
C816
C817
C818
C819
C824
D801
D802
D803
D804
D805
D806
IC802
Q803
Q804
Q805
L801
1
3
2
37
38
34
24
2 1
IC801
T801
ND802
FLUORESCENT INDICATOR TUBE
T801
DC/DC
CONVERTER
TRANSFORMEER
JL751
JL753
JL754
JL755
1
5
R751
R754
CN751
C751
C752
C755
S751
S752
S753
S754
S755
DISPLAY BOARD
(COMPONENT SIDE)
DISPLAY BOARD
(CONDUCTOR SIDE)
1-888-224-
11
(11)
1-888-224-
11
(11)
E
E
E
K
A
K
A
A
K
5
4
1
3
MAIN
BOARD
CN1005
CN1005
>05P
E
E
1
9
T801
1
9
D804 – 806
A
K
MUTING
D806
DISPLAY OFF
INDICATOR
D804
Bluetooth
INDICATOR
D805
FFC6
KEY BOARD
(SIDE A)
KEY BOARD
(SIDE B)
1-888-225-
11
(11)
1-888-225-
11
(11)
MAIN
BOARD
CN1007
CN1007
>06P
BLUETOOTH
PAIRING
INPUT
VOLUME –
VOLUME +
S751 – 755
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
10
11
12
FFC7
(Page 42)
(Page 42)
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