Sony DAV-IS50 / SA-WSIS50 Service Manual ▷ View online
SA-WSIS50
SA-WSIS50
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A
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4-15. SCHEMATIC DIAGRAM – POWER BOARD – • See page 28 for IC Block Diagram. • See page 12 for Block Diagram.
(CHASSIS)
(CHASSIS)
(CHASSIS)
E
E
SHUNT REGULATOR
IC901
SHUNT REGULATOR
IC931
R936
470k
F901
8A 125V (US, CND)
RIPPLE FILTER
+12V REGULATOR
IC941
+12V REGULATOR
IC942
+3.3V REGULATOR
IC943
ON/OFF SWITCH
MAIN POWER
ON/OFF SWITCH
MAIN POWER
MAIN POWER
PROTECT DETECT
ON/OFF SWITCH
+31.5V
+31.5V
GND
GND
+31.5V
GND
GND
SHUNT REGULATOR
IC951
TRANSFORMER
T902
SUB POWER
ISOLATOR
T901
MAIN POWER
TRANS FORMAER
ISOLATOR
ISOLATOR
+B SWITCH
ST
AR
T_UP
FB/OLP
GND
VCC
S/OCP
DRAIN
POWER CONTROL
IC921
FB/OLP
VCC
D
GND
OCP/SYNC
AC IN
NUTRAL
LIVE
2W
TH901
THERMISTOR
LF902
1.5kV
1.5kV
250V
P_GND
EB907
E
EB906
EB904
E
EB902
EB901
E
Q901
2SA1015TP-YGR
Q921
2SC3243-TP-E
R995
10k
R994 10k
D925
MAZ8051GMLS0
D932
MAZ8051GMLS0
D924
MAZ8240G0LS0
D945
MAZ8200G0LS0
D926
MAZ8100G0LS0
D923
MAZ8100G0LS0
D915
MAZ8100G0LS0
WHT
4P
CN904
4
3
2
1
3
2
1
C910
*R931
3.3k
2
3
4
1
LF901
2
3
4
1
C903
R910
1.2k
FAN-GND
FAN+12V
WHT
CN903
2P
2
1
Q982
2SC3052EF-T1-LEF
R993 10k
R992
22k
Q981
RT1N441C-TP-1
D910
MA111-TX
D909
MA111-TX
D908
MA111-TX
D907
MA111-TX
D906
MA111-TX
D914
MA111-TX
DGND
A+12V
D+12V
E+12V
MGND
M+8V
E+9V
DGND
E+6V
D+3.3V
E+4V
P_CONT2
P_CONT1
WHT
13P
CN906
14
13
12
11
10
9
8
7
6
5
4
3
1
C934
2200
35V
D941
RK36LF-B3
D944
RK36LF-B3
100
16V
C947
470
25V
C945
Sense
Vo
ut
GND
Vi
n
Vcont
IC942
SI-3120KM-TLS
5
4
3
2
1
R974 3.3k
C960
0.01
C968
0.01
C958
0.01
C969
0.01
C955
0.01
C970
0.01
C971
0.01
C936
0.01
R927
1W
10uH
L944
JW986
JW988
JW985
JW984
JW983
L943
10uH
JW982
JW981
JW987
JW910
JW911
JW913
JW912
JW919
JW918
JW917
JW914
JW915
JW916
JW905
JW927
10
6
4
8
5
14
13
12
9
2
11
10
3
1
C905
400V
C980
3300p
C979
L952
10uH
C961
0.1
JW928
R914
0.22
R913 R912
2W
C964
250V
C963
250V
C938
250V
C928
250V
CN901
2P
WHT
3
1
C901
0.22
275V
1M
R901
VDR901
1000p
C965
C946
1000
16V
C954
0.1
C976
100
16V
R958
1k
R957
47k
Q945
RSR025N03TL
S
L948
10uH
L947
10uH
R971
0
CHIP
R943
0
CHIP
D921
STO2D-140
C953
0.001
2kV
R966
1k
R967
1k
R956
1k
R955
470
R953
3.9k
IC951
TA76L431S(TPE6,Q)
2
1
3
C952
0.047
R954
22k
R952
2.2k
R951
220
C951
0.1
C943
100
16V
R941
0
CHIP
C942
470
25V
C949
100
10V
R948
10k
R946
150
C948
470
10V
Sense
Vo
ut
GND
Vi
n
Vcont
IC941
SI-3120KM-TLS
5
4
3
2
1
Sense
Vo
ut
GND
Vi
n
Vcont
IC943
SI-3033KM-TLS
5
4
3
2
1
L945
10uH
L942
10uH
L951
10uH
L941
10uH
C941
1000
25V
C967
0.1
C944
2200
16V
C940
3300
10V
D942
RK36LF-B3
D943
RK36LF-B3
PC902
TLP421F(D4-GR)
R926
680k
C924
2.2
50V
C923
4700p
R969
1k
R925
10
R923
4.7k
C922
22
100V
D922
D1NL20U-TR2
R922
4.7
C929
0.1
C925
47p 2kV
RS
2.2
R929
IC921
STR-V153
8
6
5
4
3
1
3
16
15
8
4
5
14
13
12
9
7
11
10
2
1
R949
1k
1/10W
Q947
RT1N441C-TP-1
Q943
RT1N441C-TP-1
R938
1k
R940
10k
R937
10k
R935
1k
R934
1k
R939
3.3k
IC931
TA76431AS(TPE6)
2
1
3
C937
0.047 R933
4.7k
R932
33k
*R965
5.6k
C939
0.1
L931
5.6uH
0.01
C935
C933
2200
35V
C932
2200
35V
D931
FCU20UC20
PC903
TLP421F(D4-GR)
PC901
TLP421F(D4-GR)
R909
100k
C907
R908
3.3k
R907
10k
R906
3.3k
R919
18k
D905
D1NL20U-TR2
R905
10
R911
220
C909
220p
C911
4700p
C908
47
35V
C906
1000p
IC901
STR-F6138-LF1352*
5
4
3
2
1
D913
SARS03
R904
3W
R903
3W
C913
100p
250V
FR901
0.1
C930
100p
250V
C918
0.01
250V
C920
0.01
250V
D901
D5SBA60F01
C902
0.22
275V
POWER BOARD
(US, CND)
(EXCEPT US, CND)
(US, CND, E32)
(US, CND, E32)
(EXCEPT
US, CND, E32)
47
(US, CND STR-F6138-L1352)
(OTHERS STR-6168-L1352)
(US, CND)
(EXCEPT US, CND)
(US, CND)
8A 125V
T6.3AH 250V (AEP, UK, RU, EA, SP, AUS, TH, SP)
T8AH 250V (E32)
F901
C963
220p US, CND
1000p EXCEPT US, CND
C964
2200p US, CND
1000p EXCEPT US, CND
C903
1000 200V US, CND
330 450V EXCEPT US, CND
0.01 US, CND
3300p EXCEPT US, CND
C905
33k US, CND
100k EXCEPT US, CND
R903, 904
330p US, CND
680p EXCEPT US, CND
C938
10 US, CND, E32
22 EXCEPT US, CND, E32
C910
50V
(E32)
0.001 US, CND,
1500p EXCEPT US, CND,
C907
0.05 US, CND,
0.1 EXCEPT US, CND
R914
1W
0.22 US, CND,
0.33 EXCEPT US, CND
R912
R927
0.82 US, CND
1 EXCEPT US, CND
C928
220p US, CND
470p EXCEPT US, CND
J
AMP BOARD
(2/2)
CN218
(Page 21)
C
DSP BOARD
(2/2)
CN602
(Page 17)
E
AMP BOARD
(1/2)
CN562
(Page 20)
12
12
14
3,2
12
12
14
3,2
3,2
3,3
4,0
3,2
151
2,4
22
22
23
23
21
21
21
1,1
3,1
0
3,1
3,1
0
31
0
8,8
8,8
12
21
3,4
2.4
29
2.4
2.3
10V
IC B/D
IC B/D
IC B/D
IC B/D
IC B/D
1
2
3
4
5
6
7
8
9
10
11
14
15
12
13
A
B
C
D
E
F
G
H
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SA-WSIS50
SA-WSIS50
26
26
4-16. PRINTED WIRING BOARD – S-AIR BOARD – • See page 13 for Circuit Boards Location.
:Uses unleaded solder.
R001
R003
R002
R004
1
2
30
29
CN1
13
18
19
1
2
CN1
15
S-AIR BOARD
(SIDE A)
K
S-AIR BOARD
(SIDE B)
1-876-286-
11
(11)
1-876-286-
11
(11)
DSP BOARD
CN878
(Page 14)
For Accessories
(Wireless transmitter)
SA-WSIS50
SA-WSIS50
27
27
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2
3
4
5
6
7
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B
C
D
E
F
G
H
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4-17. SCHEMATIC DIAGRAM – S-AIR BOARD –
SPDIF_SEL
SPDIF
SD4
SD3
SD2
GND
BCK2
SD3
SD2
GND
BCK2
LRCK2
GND
IFMT0
SRC_MUTE
I2C_SDA
I2C_SDA
I2C_SCL
GND
SD1
BCK1
LRCK1
SD1
BCK1
LRCK1
GND
ADC_SEL
RESN
GND
4V
GPIO3
GPIO3
GPI02
GPI01
GPI00
GPI01
GPI00
Lch
AGND
Rch
A5V
CN113
30P
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
8
7
6
5
4
3
2
1
(CHASSIS)
INT
4V
4V
GND
RESN
ADC_SEL
GND
LRCK1
BCK1
SD1
GND
I2C_SCL
I2C_SDA
SRC_MUTE
S-AIR_DET
LRCK2
BCK2
GND
SD2
CN115
19P
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
R004 10k
R003 10k
R002 10k
R001 10k
R002 10k
R001 10k
S-AIR BOARD
K
DSP BOARD
(1/2)
CN878
(Page 16)
For Accessories
(Wireless transmitter)
v Waveforms
– DSP Board –
– DSP Board –
– AMP Board –
IC701
RE (CKOUT(O))
1 V/DIV, 50 ns/DIV
81.4 ns
3.8 Vp-p
IC701
XB (XOUT(O))
1 V/DIV, 50 ns/DIV
81.4 ns
4.2 Vp-p
20.8
M
s
5.6 Vp-p
IC701
RH (LRCK(O))
2 V/DIV, 10
M
s/DIV
20.8
M
s
4.1 Vp-p
IC821
JI (DPDVLRCK)
1 V/DIV, 10
M
s/DIV
IC821
JK (DPDVBCK)
2 V/DIV, 100 ns/DIV
324 ns
4.9 Vp-p
IC701
RG (BCK(O))
2 V/DIV, 200 ns/DIV
324 ns
5.6 Vp-p
IC821
[WD (XTAL)
1 V/DIV, 50 ns/DIV
39 ns
1.5 Vp-p
IC611
RE (Xout)
1 V/DIV, 50 ns/DIV
100 ns
2.2 Vp-p
20.2 ns
4.6 Vp-p
20.4 ns
4.6 Vp-p
RB
IC271
RG (XFSOOUT)
1 V/DIV, 10 ns/DIV
RT
IC251
RG (XFSOOUT)
1 V/DIV, 10 ns/DIV
20.4 ns
3.7 Vp-p
20.4 ns
4.6 Vp-p
RE
IC231
RG (XFSOOUT)
1 V/DIV, 10 ns/DIV
RG
IC222
(OUT)
1 V/DIV, 10 ns/DIV
SA-WSIS50
SA-WSIS50
28
28
• IC Block Diagrams
– DSP Board –
– DSP Board –
1
VIN
2
CONTROL
5
GND
3
VOUT
4
VA
D
J
BANDGAP
REFERENCE
OVER VOLTAGE
PROTECTION
OVER CURRENT
PROTECTION
THERMAL
PROTECTION
ON/OFF
CONTROL
REGULATOR
IC612 NJM2387ADL3 (TE2)
VDD 2
OUT 1
GND 3
+
–
VREF
CD
5
NC
4
OVER
CURRENT
PROTECTOR
LATCH
&
DRIVER
OVER HEAT
PROTECTOR
REGULATOR
ON/OFF
SOFT
START
+
–
–
+
–
–
RESET
VREF
COMPARATOR
ERROR AMP
OSC
1
VIN
2
SW OUT
3
GND
4
ADJ
5
SOFT ST
AR
T
IC613 PST3635NR
IC614 SI8008TM-TL
37
CE
38
CLK
39
XSEL
40
MODE0
41
MODE1
42
DGND
43
DVDD
44
DOSEL0
45
DOSEL1
46
CKSEL0
47
CKSEL1
48
XMODE
36
DI
MICRO
CONTROLLER
35
DO
34
ERROR
33
BPSYNC
32
VREF
31
DGND
30
DVDD
29
VF/DA
TAO2
28
F2/DLMP
27
F1/FSB1
26
F0/FSB0
25
CSFLAG
1
DISEL
2
DOUT
3
DIN0
4
DIN1
5
DIN2
6
DGND
7
DVDD
8
SDIN
9
AGND
10
LPF
11
AV
D
D
12
AGND
23 EMPHA
22 XIN
24 AUDIO
21 XOUT
20 XMCK
19 DVDD
18 DGND
17 XSTATE
16 DATAO
15 LRCK
14 BCK
13 CKOUT
PA,PB DETECT
REGULATOR
FS CALCULATION
AMP
CLOCK
SELECTOR
DATA SELECTOR
DATA SELECTOR
BUFFER RAM
INPUT SELECTOR
PLL
DEMODULATION
&
LOCK DETECT
C-BIT DETECT
IC701 LC890561W
1
VC
TSD
2
VIN
3
GND
4
VOUT
5
ADJ
+
–
REF
1
2
VCC
5
D
Q
CP
GND
TG
TG
TG
TG
4
C
C
C
C
C
C
_
C
_
C
_
C
_
C
_
3
IC801 SI-3010KM-TL
IC802 SI-3010KM-TL
IC802 SI-3010KM-TL
IC820 74LVC1G79GW-125
IC1008 TC74VHC157FT (EKJ)
SELECT 11
1
1A
2
3
4
5
6
7
INPUT
INPUT
OUTPUT
OUTPUT
1A
1B
1Y
2A
2B
2Y
1B
1Y
2A
2B
2Y
GND 8
V
CC
STROBE
16
4A
15
14
13
11
12
11
10
INPUT
INPUT
OUTPUT
OUTPUT
G
4B
4Y
3A
4A
4B
4Y
3A
3B
9
3B
3Y
3Y
S
IC1009 S-24CS16A01-J8T1G
NC
LOAD
LOAD
R/W
D
IN
D
OUT
INC
COMP
NC
A2
GND
SDA
SCL
WP
VCC
DATA OUTPUT
ACK OUTPUT
CONTROLLER
E
2
PROM
X DECODER
DATA REGISTER
SELECTOR
SERIAL CLOCK
CONTROLLER
ADDRESS
COUNTER
COUNTER
Y DECODER
START / STOP
DETECTOR
VOLTAGE DETECTOR
HIGH-VOLTAGE GENERATOR
DEVICE ADDRESS
COMPARATOR
5
6
7
4
3
2
1
8
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