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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 –
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