Read Sony SA-WSRD15 Service Manual online
SA-WSRD15
5
5
SA-WSRD15
3-2. BLOCK DIAGRAM – AMP Section –
+
A
AMP BUS
BCK
D1
D2
DIGITAL POWER AMP
IC102
STREAM PROCESSOR
IC108
31 DATA
OVER LOAD
DETECT
Q103, 104
SYSTEM CONTROLLER
IC501 (2/3)
30 BCK
LRCK
29 LRCK
36 XFSIIN
21 SCDT
SCDT
SCK
BCK
LRCK
SCK
D3
BCK
LRCK
SCK
22 SCSHIFT
SHIFT
23 SCLATCH
LAT1
27 INIT
INIT
18 NSPMUTE
24 OVF FLAGR
25 FLAGL OVF
FLAGL OVF
FLAGL OVF
NSP MUTE
OVF2
X450
49.152MHz
L.P.F.
L.P.F.
OVF
19 SOFT MUTE
20 PGMUTE
SOFT MUTE
PGMUTE
19 SOFT MUTE
20 PGMUTE
SOFT MUTE
PGMUTE
19 SOFT MUTE
20 PGMUTE
SOFT MUTE
PGMUTE
OUTL1 11
OUTL2 9
OUTR1 6
OUTR2 4
XFSOIN 48
FSOCKO 37
XFSOOUT 14
FSOI 38
STREAM PROCESSOR
IC109
31 DATA
30 BCK
29 LRCK
36 XFSIIN
21 SCDT
SCDT
22 SCSHIFT
SHIFT
23 SCLATCH
LAT2
27 INIT
INIT
18 NSPMUTE
24 OVF FLAGR
25
NSP MUTE
OVF
OVF
OUTL1 11
OUTL2 9
OUTR1 6
OUTR2 4
XFSOIN 48
XFSOOUT 14
FSOI 38
STREAM PROCESSOR
IC110
31 DATA
30 BCK
29 LRCK
36 XFSIIN
21 SCDT
SCDT
22 SCSHIFT
SHIFT
23 SCLATCH
LAT3
27 INIT
INIT
18 NSPMUTE
24 OVF FLAGR
SCDT
SHIFT
LAT1
LAT2
LAT3
INIT
25
NSP MUTE
OUTR1 6
OUTR2 4
OUTL1 11
OUTL2 9
XFSOIN 48
FSOI 38
CLOCK
BUFFER
IC305
FRONT L
+
_
_
_
_
_
DIGITAL POWER AMP
IC101
OVER LOAD
DETECT
Q101, 102
L.P.F.
L.P.F.
FRONT R
+
J810
J820
OVER LOAD
DETECT
Q107, 108
OVER LOAD
DETECT
Q109, 110
OVER LOAD
DETECT
Q111, 112
L.P.F.
L.P.F.
SURR L
SPEAKERS
SURR R
+
DIGITAL POWER AMP
IC103
OVER LOAD
DETECT
Q105, 106
L.P.F.
L.P.F.
CENTER
+
DIGITAL POWER AMP
IC105
L.P.F.
L.P.F.
DIGITAL POWER AMP
IC104
/SD
PWM_BP
OUT_B
OUT_A
2
PWM_AP
17
13
/RST
4
29, 30
25, 26
PROTECT DETECT
Q301
DAMP_SCDT 1
DAMP_SHIFT 2
DAMP_LATCH1
DAMP_LATCH2
DAMP_LATCH3
DAMP_LATCH3
51
52
53
DAMP_INIT 54
NSP MUTE
OVF
NSP_MUTE 3
OVERFLOW1 49
OVF2
OVERFLOW2 50
SOFT MUTE
PGMUTE
3.3V
DAMP_SOFT_MUTE 55
DRIVE_OCP(DIAG) 48
DRIVE_RST(EN) 47
DIGITAL POWER AMP
IC106
L.P.F.
L.P.F.
/SD
PWM_BP
OUT_B
OUT_A
2
PWM_AP
17
13
/RST
4
29, 30
25, 26
/SD
PWM_BP
OUT_B
OUT_A
2
PWM_AP
17
13
/RST
4
29, 30
25, 26
/SD
PWM_BP
OUT_B
OUT_A
2
PWM_AP
17
13
/RST
4
29, 30
25, 26
/SD
PWM_BP
OUT_B
OUT_A
2
PWM_AP
17
13
/RST
4
29, 30
25, 26
/SD
PWM_BP
OUT_B
OUT_A
2
PWM_AP
17
13
/RST
4
29, 30
25, 26
• SIGNAL PATH
• The
signal path in diagram
requires the thing whose input
function is a tuner.
function is a tuner.
: TUNER
B
FAN SENS
SP830
(SUB WOOFER)
(Page 4)
(Page 6)
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