Read Sony HT-K250 / SA-WMSP250 Service Manual online
7
7
SA-WMSP250
— DSP/AMP SECTION —
: ANALOG INPUT
: DIGITAL INPUT
• Signal Path
RIN
5
15
DOUT
14
BCK
13
LRCK
IC604
AUDIO
A/D CONV
LIN
1
5
DI
6
DO
3
CLK
4
CE
CE
DI
DO
CLK
RSTB
6
SYSCLK
16
DO
DI
CLK
CE
IC606
DIN2
5
DO
35
DI
36
CLK
38
CE
37
XIN
22
XOUT
21
ERROR 34
AUDIO 24
X602
12.288MHz
16
DATAO
13
CKOUT
14
BCK
15
LRCK
20
XMCK
DIGITAL AUDIO
I/F RECEIVER
XMODE
48
CLKSEL1
47
17
XSTATE
SDI1
18
23
SDO1
IC605
AUDIO DSP
SDI2
30
BCKI1
17
BCKI2
29
LRCKI1
15
KFSIO
22
LRCKI2
28
MCLK1
9
MCLK2
12
X601
D601
13.5MHz
GP8
59 EXLOCK
69
BST
56
HDIN
33
HCLK
34
HCS
36
PM
113
XRST
2
25
SDO3
24
SDO2
20
BCKO
19
LRCKO
67
GP10
14
SCKOUT
112
110
.
109
97
.
92
82
85
.
83
66
.
64
.
A0-15
45
WE0
44
CS0
IC603
SRAM
108
107
.
105
102
99
98
80
.
77
75
.
72
.
D0-15
.
68
GP9
32
HACN
35
HDOUT
59
87
90
18
91
SDATA
60
SSHIFT
56
AMPCE1
57
AMPCE2
58
AMPCE3
64
RST
61
NSPMUTE
66
EN
54
DIAG
GP9
HACN
HDOUT
XRST
88
BST
92
PM
89
HCS
20
HCLK
19
HDIN
7
PD
100
D
ATA
O
98
ERROR
99
XS
TAT
E
1
XMODE
77
51
RSTX
2
CLKSEL1
X1
83
X0
82
X501
5MHz
D605
Q502
DATA
18
IC305
STREAM PROCESSOR
STREAM PROCESSOR
STREAM PROCESSOR
XFSIN
21
BCK
17
LRCK
16
SCDT
11
SCSHIFT
12
SCLATCH
13
INIT
15
NSPMUTE
14
XFS0IN
36
2
4
FS0I
23
IC300
X301
49.152MHz
2
OUTL1
4
OUTL2
41
OUTR1
39
OUTR2
22
FS0CKO
DT C/SW
DT FL/FR
DT SL/SR
SCK
BCKO
LRCKO
DATA
18
IC308
XFSIN
21
BCK
17
LRCK
16
SCDT
11
SCSHIFT
12
SCLATCH
13
INIT
15
NSPMUTE
14
XFS0IN
36
FS0I
23
2
OUTL1
4
OUTL2
6
XFS0OUT
6
XFS0OUT
INA
6
9
OUTA
IC301
POWER DRIVER (FL)
INB
16
ENA
7
ENB
17
DIAGA
8
19
OUTB
DIAGB
18
INA
6
9
OUTA
IC304
POWER DRIVER (FR)
INB
16
ENA
7
ENB
17
DIAGA
8
19
OUTB
DIAGB
18
INA
6
9
OUTA
IC306
POWER DRIVER (C)
INB
16
ENA
7
ENB
17
DIAGA
8
19
OUTB
DIAGB
18
INA
6
9
OUTA
IC307
POWER DRIVER (W)
INB
16
ENA
7
ENB
17
DIAGA
8
19
OUTB
DIAGB
18
INA
6
9
OUTA
IC309
POWER DRIVER (RL)
INB
16
ENA
7
ENB
17
DIAGA
8
19
OUTB
DIAGB
18
INA
6
9
OUTA
IC311
POWER DRIVER (RR)
INB
16
ENA
7
ENB
17
DIAGA
8
19
OUTB
DIAGB
18
XFS0IN
36
DATA
18
IC318
XFSIN
21
BCK
17
LRCK
16
SCDT
11
SCSHIFT
12
SCLATCH
13
INIT
15
NSPMUTE
14
FS0I
23
2
OUTL1
4
OUTL2
41
OUTR1
39
OUTR2
SCDT
SHIFT
LAT1
LAT2
LAT3
RST(INIT)
NSMUTE
EN
DIAG
41
OUTR1
39
OUTR2
L
FRONT
SURR
R
FRONT
SURR
CENTER
SPEAKERS
(WOOFER)
L401,C401
LPF
L407,C402
LPF
L402,C403
LPF
L408,C404
LPF
L405,C409
LPF
L411,C410
LPF
L406,C412
LPF
L412,C413
LPF
L403,C405
LPF
L409,C406
LPF
L404,C407
LPF
L410,C408
LPF
DC DETECT
DC DETECT
DC DETECT
DC DETECT
DC DETECT
DC DETECT
SWITCH
J401 (1/3)
J401 (2/3)
J401 (3/3)
Q503
Q504
55
BUSYIN
30
BUSYOUT
Q501
IC602
IC601 (1/2)
IC601 (2/2)
3
3
5
5
2
6
1
1
7
7
CNP602 (1/2)
CNP501
CONTROL
TO
STR-VE250
Q401,
Q411
Q411
Q403,
Q413
Q413
Q404,
Q414
Q414
Q405,
Q415
Q415
Q406,
Q416
Q416
Q402,
Q412
Q412
Q328
MD2
MD2
49
MD0
MD0
27
COMIN
28
COMOUT
RESET
LCH+
LCH-
RCH+
RCH-
D.SIG
BUSY(MAIN)
COM(SUB)
COM(MAIN)
FLASH1
FLASH2
FLASH
PROGRAMMING
IC501 (1/2)
SYSTEM CONTROL
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