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SA-WIS100/SS-IS15
SA-WIS100/SS-IS15
20
20
6-4. BLOCK DIAGRAM - AMP Section (SA-WIS100) -
TB103
CENTER
SPEAKER
ONLY FOR
SS-IS15
POWER AMP
POWER AMP
POWER AMP
POWER AMP
POWER AMP
IC321
TB101
31
9
DAT A
INIT
SOFTMUTE
SOFTMUTE
SCDT
SCSHIFT
SCSHIFT
11
OUTL1(+)
4
6
OUTR1(+)
48
XFSOIN
37
FSOCKO
38
FSOI
14
XFSOOUT
OVER LOAD DETECT
Q461, 462
SYSTEM CONTROLLER
IC1002 (4/5)
FRONT L
SP001
(SUB WOOFER)
FRONT R
MCK
AMP_BCKO
AMP_LRCKO
AMP_BCKO
AMP_LRCKO
OVF1
DC DETECT
Q501
D521
A +12V
H
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 SCL A TCH
27 INIT
19 SOFTMUTE
24 OVFFLAGR
25 OVFFLAGL
22 SCSHIFT
23 SCL A TCH
27 INIT
19 SOFTMUTE
24 OVFFLAGR
25 OVFFLAGL
AMP_D1
OVER LOAD DETECT
Q463, 464
OVF1
82
79
80
79
80
X221
49.1MHz
OSC BUFFER
IC222
31
9
DAT A
INIT
SOFTMUTE
SOFTMUTE
SCDT
SCSHIFT
SCSHIFT
11
OUTL1(+)
48
XFSOIN
38
FSOI
14
XFSOOUT
31 DAT A
INIT
SOFTMUTE
SOFTMUTE
SCDT
LAT1
LAT2
LAT2
LAT1
LAT2
LAT3
LAT3
LAT4
LAT4
SHIFT
6
OUTR1(+)
OUTR2(–) 4
48
XFSOIN
38
FSOI
MCK
AMP_BCKO
AMP_LRCKO
AMP_BCKO
AMP_LRCKO
OVF3
STREAM PROCESSOR
IC291
36 XFSIIN
30 BCK
29 LRCK
30 BCK
29 LRCK
21 SCDT
22 SCSHIFT
23 SCL A TCH
27 INIT
19 SOFTMUTE
24 OVFFLAGR
22 SCSHIFT
23 SCL A TCH
27 INIT
19 SOFTMUTE
24 OVFFLAGR
AMP_D4
DAMP_LATCH1
DAMP_LATCH2
DAMP_LATCH3
DAMP_LATCH4
DAMP_LATCH2
DAMP_LATCH3
DAMP_LATCH4
MCK
AMP_BCKO
AMP_LRCKO
AMP_BCKO
AMP_LRCKO
STREAM PROCESSOR
IC251
36 XFSIIN
30 BCK
29 LRCK
30 BCK
29 LRCK
21 SCDT
22 SCSHIFT
23 SCL A TCH
27 INIT
19 SOFTMUTE
22 SCSHIFT
23 SCL A TCH
27 INIT
19 SOFTMUTE
AMP_D2
86
INIT
83
72
76
85
DAMP_INIT
SOFTMUTE
DAMP_SOFT_MUTE
OVF1
OVERFLOW1
84
OVF2
OVERFLOW2
OVF3
OVERFLOW3
81
46
DC_DET
20
XDRIVE_OCP(DIAG)
DRIVE_RST(EN)
OUT_A
16 PWM_D
OUT_D
14
30
33
22
25
PWM_C
OUT_C
5, 15
IC441
14 PWM_B
OUT_B
6
5
PWM_A
/RESET
4
/SD
25 – 27
OUT_A 28 – 30
PROTECT DE T
Q504, 505
DC CURREN T DE T
Q502, 503
DRIVE
Q522, 523
B+ SWITCH
(FOR FAN MO T OR)
Q521
: AUDIO (ANALOG)
M
M521
(FAN)
–
+
–
+
IC401
6 PWM_A OUT_A
14
5
PWM_B
/RESET
4
/SD
28 – 30
OUT_B
25 – 27
IC421
14 PWM_B
OUT_B
6
5
PWM_A
/RESET
4
/SD
25 – 27
OUT_A 28 – 30
+
–
/RST_AB, /RST_CD
3
/SD
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
–
+
–
+
/RST_AB, /RST_CD
3
/SD
4
6
OUTR1(+)
31
11
DAT A
INIT
SOFTMUTE
SOFTMUTE
SCDT
SCSHIFT
SCSHIFT
OUTL1(+)
9
48
XFSOIN
38
FSOI
14
XFSOOUT
MCK
AMP_BCKO
AMP_LRCKO
AMP_BCKO
AMP_LRCKO
OVF2
STREAM PROCESSOR
IC271
36 XFSIIN
30 BCK
29 LRCK
30 BCK
29 LRCK
21 SCDT
22 SCSHIFT
23 SCL A TCH
27 INIT
19 SOFTMUTE
24 OVFFLAGR
22 SCSHIFT
23 SCL A TCH
27 INIT
19 SOFTMUTE
24 OVFFLAGR
OVF1
25 OVFFLAGL
AMP_D3
6
OUTR1(+)
4
SP002
(MIDDLE)
24 OVFFLAGR
25 OVFFLAGL
25 OVFFLAGL
D531
+31.5V
OUTR2(–)
OUTL2(–)
OUTR2(–)
OUTL2(–)
OUTR2(–)
OUTL2(–)
FAN MOTOR
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.
L.P.F.
• SIGNAL PATH
: AUDIO (DIGITAL)
AMP_D1-D4, AMP_BCKO, MCK,
SCSHIFT, SCDT, AMP_LRCKO
SCSHIFT, SCDT, AMP_LRCKO
(Page 17)
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