Sony DAV-IS50 / SA-WSIS50 Service Manual ▷ View online
SA-WSIS50
9
9
3-4. DSP BOARD
four screws
(BVTP3
s 8)
wire (flat type) (23 core)
(CN875)
connector (CN601)
DSP board
wire (flat type) (19 core)
(CN878)
connector (CN602)
two screws
clamp
3-6. LOUDSPEAKER (16 cm) (SUB WOOFER) (SP001)
six screws
(B4
(B4
r 10)
four screws
(4
(4
r 16)
two connector
two bosses
reflector assy
loudspeaker (16 cm)
(SP001)
(SP001)
bottom side
3-5. POWER BOARD
six screws
(BVTP3
(BVTP3
r 8)
six screws
(BVTP3
(BVTP3
r 8)
screw
(BVTP3
(BVTP3
r 8)
chassis sub (WS) assy
connector (CN906)
connector (CN903)
POWER board
connector (CN901)
connector (CN904)
wire holder
Note: When exchanging the power cord,
be sure to install the clamp.
3-7. LOUDSPEAKER (12 cm) (MIDDLE) (SP002)
loudspeaker (12 cm) (SP002)
Note 1: When removing the grille frame assy,
insert the flat head screw driver around
which a tape was wound in a ditch.
Note 2: When installing the grille frame assy,
check the direction of the arrow mark.
four screws
(4
(4
r 16)
grille frame assy
four bosses
arrow mark
arrow mark
top side
two connector
arrow mark
ditch
SA-WSIS50
SA-WSIS50
10
10
DIGITAL AUDIO INTERFACE RECEIVER
IC701
DSP
IC821
DO
(O)
DIR_HDOUT
16
DATA (O)
24
AUDIO (O)
14
BCK (O)
15
LRCK (O)
13
CKOUT (O)
3 DIN0 (I)
Xin
15
Xout
13
X610
10MHz
XIN (I) 22
XOUT (O) 21
X701
12.288MHz
35 36
100
DI
(I)
DAMP_SCDT/DIR_DIN
1
CL
(I)
DAMP_SHIFT/DIR_CLK
38
2
CE
(I)
DIR_HCE
37
58
CSFLAG
(O)
DIR_CSFLAG
25
19
ERROR
(O)
DIR_ERROR
34
27
XST
A
TE
(O)
DIR_XST
A
TE
17
60
DIR_ZERO
18
78 DPSIA
97 NOUAUDIO
64
DPSOA
89 DPBCK
88 DPLRCK
94 DPFSCK
5
DSP_MOSI
16 DIR_ERR
127 MOSI
7
DSP_SPICLK
125 SPICLK
6
DSP_MISO
126 MISO
3
DSP_INT
15 INT_REQ
56
DSP_SPIDS
122 SPIDS
55
DSP_RESET
121 RESET
A
AMP BUS
DATA1
DATA2
65
DPSOB
DATA3
70
DPSOC
BCK
87
DPDVBCK
LRCK
MCK
86
DPDVLRCK
DATA4
71
DPSOD
XMODE
(I)
DIR_RST
48
S-AIR_GPIO2
68 76
S-AIR_ADC_SET
S-AIR_I2C_SDA
77
S-AIR_I2C_SCL
78
S-AIR_SRC_MUTE
79
S-AIR_RST
80
S-AIR_DET
INT
ADC_SEL
12C_SDA
12C_SCL
SRC_MUTE
RESN
S-AIR_DET
81
57
79 DPSIB
82 DPSIE
SCDT
SHIFT
SYSTEM CONTROLLER
IC611 (1/3)
∑SIGNAL PATH
: AUDIO
5
6
SWITCHING
IC822
BUFFER
IC1008
CN115
CN113
D FLIP-FLOP
IC820
3
4
1
2
D
2Y
CLK
Q
2B
2A
Q820
2
1
7
1Y
1A
1B
X820
25MHz
XTAL
DPSOEDAI_P10
CLKIN
143
142
LEVEL SHIFT
IC702
CN610
SYSTEM CONTROL
ONLY FOR
HCD-IS50
12
13
10
11
23
24
SYS_RXD
SYS_CLK
SYS_WAKEUP
SYS_TXD
SYS_BUSY
SYS_RESET
15
16
14
DM7V
A12V
UNREG-M9V
18
17
D7V
UNREG-D6V
DM +7V
A +12V
M +8V
D +7V
E +6V
25
CABLE_DETECT
20
SPDIF
SYS_TXD
31
SYS_BUSY
34
SYS_RESET
87
SYS_RXD
32
SYS_CLK
33
SYS_WAKEUP
74
CABLE DETECT
73
LEVEL
SHIFT
IC610
IC610
(Page 11)
2
4
1
6
3
7
2
5
22
EVER+4V
E +4V
6
5
SDA
SCA
EEPROM
IC1009
35
36
EEPROM_SDA
EEPROM_SCA
INT
ADC_SEL
12C_SDA
12C_SCL
SRC_MUTE
RESN
S-AIR_DET
ADC_SEL
12C_SDA
GPI02
12C_SCL
SRC_MUTE
RESN
BCK1
SD1
LRCK1
SD2
GND
4V
4
Y0
9
Y2
7
Y1
11
A2
14
A3
12
Y3
FOR ACCESSORIES
(WIRELESS TRANSMITTER)
+4V
2 A0
77
12
11
10
1
19
14
7
8
6
15
5
17
18
14
15
16
26
7
12
19
18
20
11
23
9
4-1. BLOCK DIAGRAM – DSP Section –
SECTION 4
DIAGRAMS
SA-WSIS50
SA-WSIS50
11
11
TB103
CENTER
DIGITAL POWER AMP
IC321
TB101
31
9
DATA
LAT1
INIT
SOFTMUTE
INIT
SOFTMUTE
SCDT
SHIFT
SHIFT
OUTL2(D)
11
OUTL1(+)
4
OUTR2(D)
6
OUTR1(+)
48
XFSOIN
37
FSOCKO
38
FSOI
14
XFSOOUT
OVER LOAD DETECT
Q461, 462
SYSTEM CONTROLLER
IC611 (2/3)
FRONT L
SPEAKER
IMPEDANCE
USE 6
SP001
(SUB WOOFER)
FRONT R
MCK
BCK
LRCK
BCK
LRCK
OVF1
DC DETECT
Q501
A +12V
D521
A
AMP BUS
STREAM PROCESSOR
IC231
6 PWM_B
OUT_B
4 PWM_A
36 XFSIIN
30 BCK
29 LRCK
30 BCK
29 LRCK
21 SCDT
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
24 OVFFLAGR
25 OVFFLAGL
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
24 OVFFLAGR
25 OVFFLAGL
DATA 1
OVER LOAD DETECT
Q463, 464
OVF1
49
66
50
X221
49.1MHz
OSC BUFFER
IC222
31
9
DATA
LAT2
INIT
SOFTMUTE
INIT
SOFTMUTE
SCDT
SHIFT
SHIFT
OUTL2(D)
11
OUTL1(+)
48
XFSOIN
38
FSOI
14
XFSOOUT
31 DATA
LAT4
INIT
SOFTMUTE
INIT
SOFTMUTE
SCDT
SHIFT
SHIFT
6
OUTR1(+)
4
OUTR2(D)
48
XFSOIN
38
FSOI
MCK
BCK
LRCK
BCK
LRCK
OVF3
STREAM PROCESSOR
IC291
36 XFSIIN
30 BCK
29 LRCK
30 BCK
29 LRCK
21 SCDT
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
24 OVFFLAGR
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
24 OVFFLAGR
DATA 4
MCK
BCK
LRCK
BCK
LRCK
STREAM PROCESSOR
IC251
36 XFSIIN
30 BCK
29 LRCK
30 BCK
29 LRCK
21 SCDT
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
DATA 2
LAT1
DAMP_LATCH1
LAT2
DAMP_LATCH2
LAT3
DAMP_LATCH3
67
LAT4
DAMP_LATCH4
INIT
53
48
47
59
DAMP_INIT
SOFTMUTE
DAMP_SOFT_MUTE
OVF1
OVERFLOW1
54
OVF2
OVERFLOW2
OVF3
OVERFLOW3
51
DRIVE_RST (EN)
65
DC_DET
75
DRIVE_OCP (DIAG)
OUT_A
16 PWM_D
OUT_D
14
30
33
22
25
PWM_C
OUT_C
5, 15
DIGITAL POWER AMP
IC441
14 PWM_B
OUT_B
6
5
PWM_A
/RESET
4
/SD
25 Ð 27
OUT_A
28 Ð 30
L.P.F.
FAN MOTOR
DRIVE
Q522, 523
B+ SWITCH
(FOR FAN MOTOR)
Q521
v SIGNAL PATH
: AUDIO
M
M521
(FAN)
(FAN)
+
Ð
+
Ð
DIGITAL POWER AMP
IC401
6 PWM_A
OUT_A
14
5
PWM_B
/RESET
4
/SD
28 Ð 30
OUT_B
25 Ð 27
DIGITAL POWER AMP
IC421
14 PWM_B
OUT_B
6
5
PWM_A
/RESET
4
/SD
25 Ð 27
OUT_A
28 Ð 30
+
Ð
/RST_AB, /RST_CD
3
/SD
DIGITAL POWER AMP
IC361
TB102
OVER LOAD DETECT
Q471, 472
SUR L
SUR R
6 PWM_B
OUT_B
4 PWM_A
OVER LOAD DETECT
Q473, 474
OVER LOAD DETECT
Q483, 484
OVER LOAD DETECT
Q481, 482
OVER LOAD DETECT
Q491, 492
OUT_A
16 PWM_D
OUT_D
14
30
33
22
25
PWM_C
OUT_C
5, 15
+
Ð
+
Ð
/RST_AB, /RST_CD
3
/SD
4
OUTR2(D)
6
OUTR1(+)
31
11
DATA
LAT3
INIT
SOFTMUTE
INIT
SOFTMUTE
SCDT
SHIFT
SHIFT
OUTL1(+)
9
OUTL2(D)
48
XFSOIN
38
FSOI
14
XFSOOUT
MCK
BCK
LRCK
BCK
LRCK
OVF2
STREAM PROCESSOR
IC271
36 XFSIIN
30 BCK
29 LRCK
30 BCK
29 LRCK
21 SCDT
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
24 OVFFLAGR
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
24 OVFFLAGR
OVF1
25 OVFFLAGL
DATA 3
6
OUTR1(+)
4
OUTR2(D)
SP002
(MIDDLE)
24 OVFFLAGR
25 OVFFLAGL
25 OVFFLAGL
(Page 10)
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
B
(Page 12)
20
PGMUTE
20
PGMUTE
20
PGMUTE
20
PGMUTE
+D3.3V
4-2. BLOCK DIAGRAM – AMP Section –
SA-WSIS50
SA-WSIS50
12
12
POWER CONTROL
IC921
D922
D908
D906, 907
D905
RESET
SYSTEM CONTROLLER
IC611 (3/3)
+31.5V
RESET
SWITCH
Q610
(AC IN)
F901
LINE FILTER
LF901, 902
RECT
D901
D901
TH901
1
8 STARTUP
4 VCC
6 FB/OLP
SHUNT REGULATOR
IC901
3
5 FB/OLP
1 OCP/SYNC
4 VCC
RIPPLE FILTER
Q921
ISOLATOR
PC902
ISOLATOR
PC901
ISOLATOR
PC903
B+ SWICH
Q901
T902
SUB POWER
TRANSFORMER
T901
MAIN POWER
TRANSFORMER
D910
D909
RECT
D931
D931
D932
MAIN POWER
ON/OFF SWITCH
Q943
MAIN POWER
ON/OFF SWITCH
Q981, 982
SHUNT
REGULATOR
IC931
SHUNT
REGULATOR
IC951
RECT
D944
D944
E +9V
E +6V
RECT
D942
D942
E +12V
D +12V
A +12V
RECT
D941
D941
RECT
D943
D943
D +3.3V
E +3.3V
+3.3V
REGULATOR
IC943
DSP +1.2V
M +8V
+1.2V
REGULATOR
IC801
RESET SIGNAL
GENERATOR
IC613
E +4V
D602
SYSTEM +3.3V
D603
12
AC_CUT 20
P_CONT2 39
P_CONT1 40
P_CONT_DSP 45
P_CONT_FL 28
+12V
REGULATOR
IC942
DM +7V
+7V
REGULATOR
IC614
+12V
REGULATOR
IC941
D +7V
+7V
REGULATOR
IC612
AMP +1.8V
+1.8V
REGULATOR
IC221
PROTECT
DETECT
Q947
RIPPLE
FILTER
Q945
D914, 915
+2.6V
REGULATOR
IC802
(EXCEPT E32, AR)
16
15
14
13
3
5
7
1
3
6
10, 11
D601
B
(Page 11)
D
DRAIN
4-3. BLOCK DIAGRAM – Power Supply Section –
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