Sony HT-ST5 Service Manual ▷ View online
HT-ST5
HT-ST5
49
49
5-13. SCHEMATIC DIAGRAM - POWER Board -
• See page 50 for IC Block Diagrams.
0.4
1.3
21.4
0
148
0
6.7
26.5
25.5
1.3
21.4
22
22.1
25.5
2.4
3P
CN901
1
LIVE
3
NEUTRAL
JL973
JL974
JL902
JL903
JL975
JL976
JL904
JL936
JL901
JL937
EL816S1(B)(TA)(DTE-S)
PH930
1W
R914
0.33
IC930
D/ST
1
S/OCP
2
VCC
3
GND
4
FB/OLP
5
BD
6
NF
7
MM1431FNRE
IC931
K
1
VREF
2
A
3
T901
TH901
11P
CN902
1
GND
3
GND
4
12V
5
12V
6
GVDD_12V
7
PVDD GND
8
PVDD GND
9
PVDD GND
10
PVDD_28V
11
PVDD_28V
12
PVDD_28V
FB901
JL978
JL979
JL980
VDR901
250V
5A
F901
310V
C905
0.22
E
ET931
250V
C988
0.1
250V
C991
0.0022
C902
0.001
C903
0.001
250V
C990
0.0022
~
+
–
~
D3SB60F3
D901
200V
C914
330
450V
C915
100
400V
0.0033
C939
SARS10
D938
RR264M-400
D937
R997
4.7
R1010
4.7
R1009
0
R1011
0.1
C930
1.5kV
C935
2200p
1.5kV
C938
1000p
RR264M-400
D936
10
C937
25V
330
C941
CRH02(T5R,SONY,XM)
D942
0.1
C936
10
C933
2.2
C934
0.0047
C932
C931
47k
R936
4.7k
R937
2.2k
R935
100
R945
27k
R938
UDZSUSTE-1730B
D941
DZ2J15000L
D932
DZ2J180M0L
D934
PDTC144EU
Q931
DZ2J24000L
D939
DZ2J180M0L
D930
DSC7003R0L
Q930
1k
R965
1k
R987
C940
470p
4.7
R947
FMX-22SL
D965
250V
C965
0.0047
35V
2200
C967
35V
47
C976
0.01
C971
220k
R971
1.5k
R976
47k
R977
4.7k
R978
35V
47
C980
0.1
C993
0.1
C968
35V
47
C977
25V
2200
C992
E
ET932
250V
2.5A
F931
UDZSUSTE-1730B
D973
RB068L100TE25
D967
UDZSUSTE-1730B
D931
KDZTR18B
D972
UDZSUSTE-1730B
D935
C907
0.33
LF901
0.5W
R901
1.5M
R944
4.7uH
L967
2.2uH
L966
POWER CONTROL
IC930
POWER BOARD
SHUNT REGULATOR
IC931
ISOLATOR
LINE FILTER
POWER TRANSFORMER
(CHASSIS)
(CHASSIS)
2
NC
(AC IN)
AC1
(CHASSIS)
0
A932
LND001
SPARK-GAP
PATTERN
(AUS)
(US, CND, TW)
(US, CND, TW)
(AUS)
310V
1
3
2
4
47k 3W (US, CND, TW)
100k 3W (AUS)
7
6
5
3
2
8
9
10
12
13
14
250V
250V
(AUS)
(US, CND, TW)
250V
(US, CND, TW)
(US, CND, TW)
(AUS)
REGULATOR
STR-Y6735 (US, CND, TW)
STR-Y6766 (AUS)
PROTECT
DETECT
BOARD
AMP
CN3010
>01S
BOARD
MAIN
(7/7)
2
NC
(US, CND, TW)
(US, CND, TW)
C931
150p (US, CND, TW)
220p (AUS)
0.22 2W (AUS)
R934
0.15 2W (US, CND, TW)
2.2 1W (AUS)
R932
0.47 1W (US, CND, TW)
10
11
12
13
14
G
F
1
C
D
6
E
2
B
3
A
4
5
7
8
9
(Page 43)
Ver. 1.1
HT-ST5
HT-ST5
50
50
• Waveforms
– AMP Board –
– DISPLAY Board –
• IC Block Diagrams
– AMP Board –
IC3001, 3003, 3005, 3007 CXD9981TN
IC3001, 3003, 3005, 3007 CXD9981TN
1
2
2
3
4
4
5
6
INTERNAL PULLUP
RESISTORS TO VREG
PROTECTION
AND
I/O LOGIC
OVERLOAD
PROTECTION
PWM
RCV.
RCV.
CTRL
TIMING
GATE
DRIVE
BTL/PBTL-CONFIGURATION
PULLDOWN RESISTOR
44
43
42
41
40
39
43
42
41
40
39
38
37
37
35
27
16
PWM
RCV.
RCV.
CTRL
TIMING
GATE
DRIVE
BTL/PBTL-CONFIGURATION
PULLDOWN RESISTOR
26
33
34
32
31
31
30
8
PWM
RCV.
RCV.
CTRL
TIMING
GATE
DRIVE
BTL/PBTL-CONFIGURATION
PULLDOWN RESISTOR
29
24
25
23
36
18
19
20
21
22
19
20
21
22
PWM
RCV.
RCV.
CTRL
TIMING
GATE
DRIVE
BTL/PBTL-CONFIGURATION
PULLDOWN RESISTOR
27
28
POWER
ON
RESET
TEMP.
SENSE
UNDER-
VOLTAGE
PROTECTION
4
VREG
I-SENSE
13
14
15
14
15
17
12
7
11
9
10
M3
M2
M1
M2
M1
PWM_C
/RESET_CD
GVDD_B
/DTW
NC
NC
NC
/SD
PWM_A
/RESET_AB
GND
AGND
VREF
PWM_B
OC_ADJ
PWM_D
NC
NC
NC
VDD
GVDD_C
NC
BST_D
GVDD_D
BST_D
GVDD_D
OUT_D
PVDD_D
PVDD_D
PVDD_D
PVDD_D
GND_C
GND_D
GND_D
BST_C
PVDD_C
OUT_C
OUT_C
OUT_B
PVDD_B
PVDD_B
BST_B
GND_A
GND_B
GND_B
PVDD_A
PVDD_A
OUT_A
PVDD_A
OUT_A
GVDD_A
BST_A
NC
BST_A
NC
4
20.8
Ps
3.3 Vp-p
2
IC3004
ws (LRCK)
1 V/DIV, 5
Ps/DIV
3
IC3004
wd (SCLK)
1 V/DIV, 100 ns/DIV
324 ns
3.3 Vp-p
1
IC3004
qa (MCLK)
1 V/DIV, 20 ns/DIV
30.4 ns
3.4 Vp-p
7.8
Ps
11.6 Vp-p
qa
Q803
2, 5 (Base)
5 V/DIV, 5
Ps/DIV
HT-ST5
51
IC3004 TAS5538DGGR
IC3008 SI-3010KM-TLA
I2C SERIAL
CONTROL
INTERFACE
CLOCK, PLL,
AND
SERIAL DATA
INTERFACE
PWM_HPM_L 1
PWM_HPP_L 2
PWM_HPM_R 3
PWM_HPP_R 4
PLL_FLTM 6
PLL_FLTP 7
LRCLK 22
SCLK 23
SDIN1 24
SDIN2 25
SDIN3 26
SDIN4 27
SDIN2 25
SDIN3 26
SDIN4 27
VR_DIG 28
RESET 16
HP_SEL 17
PDN 18
MUTE
ASEL_EMO2 10
EMO1 15
DVDD2_CORE 14
DVSS2_CORE 13
AVDD 9
VR_ANA 8
OSC_RES 12
MCLK 11
19
SDA 20
AVSS 5
DEVICE
CONTROL
DIGITAL
AUDIO
PROCESSOR
POWER
SUPPLY
SUPPLY
SCL 21
AVSS_PWM
51
AVDD_PWM
50
PWM_P_1
39
PWM_M_1
38
PWM_P_2
41
PWM_M_2
40
PWM_P_3
43
PWM_M_3
42
PWM_P_4
45
PWM_M_4
44
PWM_P_7
47
PWM_M_7
46
PWM_P_8
49
PWM_M_8
48
PWM_P_5
54
PWM_M_5
53
PWM_P_6
56
PWM_M_6
55
LRCLKO
31
SCLKO
30
PSVC
33
VALID
37
TEST
32
SDOUT
29
VR_RWM
52
DVSS1_CORE
36
DVDD1_CORE
35
BKND_ERR
34
PWM
SECTION
1
VC
TSD
2
VIN
3
GND
4
VOUT
5
ADJ
+
–
REF
HT-ST5
52
– POWER Board –
IC930 STR-Y6735 (US, Canadian and Taiwan models)
IC930 STR-Y6766 (Australian model)
IC930 STR-Y6735 (US, Canadian and Taiwan models)
IC930 STR-Y6766 (Australian model)
– DISPLAY Board –
IC803 MM3411A33URE
IC803 MM3411A33URE
VOUT
3
CE 1
GND 2
VDD
4
+
–
VOLTAGE
REFERENCE
CURRENT
LIMIT
BIAS
D/ST 1
S/OCP 2
VCC 3
GND 4
BD 6
FB/OLP 5
STARTUP
LOGIC
DRIVER
LATCH
OVERCURRENT
PROTECTION/
BOTTOM-SKIP
BOTTOM-SKIP
UNDER VOLTAGE
LOCK OUT/
REGULATOR/
CONSTANT CURRENT
FEEDBACK/
STANDBY
OVERLOAD
PROTECTION
BOTTOM
DETECTION
NF 7
OSCILLAOTR
Ver. 1.1
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