Block Diagram - Amp Section - Sony STR-KS2000 Service Manual

Q Q
3 7 6 3 1 5 1 5 0
6-4.

BLOCK DIAGRAM - AMP Section -

D1 – 3, MCKO
BCKO, LRCKO
D1
H
(Page 12)
BCKO
LRCKO
MCKO
D2
BCKO
LRCKO
MCKO
T E
L 1 3 9 4 2 2 9 6 5 1 3
D3
BCKO
LRCKO
MCKO
SYSTEM CONTROLLER
IC1018 (3/4)
SCDT
SCDT 13
SHIFT
SHIFT 2
LAT1
LAT1 5
LAT2
LAT2 6
LAT3
LAT3 7
INIT
INT 14
OVF1
OVF 17
OVFW
OVFW 20
SOFT_MUTE
SOFT_MUTE 1
POWER_RESET 4
POWER SD 12
w w w
DC_DET 24
SD
L
(Page 14)
STR-KS2000
STREAM PROCESSOR
IC3010
31 DATA OUTL1(+) 11
OUTL2(–) 9
30 BCK
OUTR1(+) 6
29 LRCK
OUTR2(–) 4
36 XFSIIN
SCDT
21 SCDT
CLOCK
SHIFT
22 SCSHIFT XFSOIN 48 BUFFER
LAT1
IC3051
23 SCLATCH
INIT
X3051
27 INIT
OVF1 XFSOOUT 14 49.1MHz
24 OVF FLAGR
25 OVF FLAGL FSOCKO 37
SOFT_MUTE
19 SOFT MUTE FSOI 38
STREAM PROCESSOR
IC3020
31 DATA OUTL1(+) 11
OUTL2(–) 9
30 BCK
OUTR1(+) 6
29 LRCK
OUTR2(–) 4
36 XFSIIN
SCDT
21 SCDT
SHIFT
22 SCSHIFT
LAT2
23 SCLATCH XFSOIN 48
INIT
27 INIT
OVF1 XFSOOUT 14
24 OVF FLAGR
25 OVF FLAGL FSOI 38
SOFT_MUTE
19 SOFT MUTE
STREAM PROCESSOR
IC3030
31 DATA OUTR1(+) 6
OUTR2(–) 4
30 BCK
OUTL1(+) 11
29 LRCK
OUTL2(–) 9
36 XFSIIN
SCDT
21 SCDT
SHIFT
22 SCSHIFT XFSOIN 48
LAT3
23 SCLATCH
INIT
27 INIT
OVFW
24 OVF FLAGR
OVF1
FSOI 38
25 OVF FLAGL
SOFT_MUTE
19 SOFT MUTE
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http://www.xiaoyu163.com
8
DIGITAL POWER AMP
IC3150
6 PWM_A OUT_A 28–30 L.P.F.
14 PWM_B OUT_B 25–27 L.P.F.
5 /RESET
4 /SD
DIGITAL POWER AMP
IC3100
14 PWM_B OUT_B 25–27 L.P.F.
6 PWM_A OUT_A 28–30 L.P.F.
5 /RESET
4 /SD
DIGITAL POWER AMP
IC3250
6 PWM_A OUT_A 28–30 L.P.F.
14 OUT_B 25–27 L.P.F.
PWM_B
5 /RESET
4 /SD
DIGITAL POWER AMP
IC3200
14 PWM_BP OUT_B 25–27 L.P.F.
Q Q
6 PWM_AP OUT_A 28–30 L.P.F.
3 7 6 3
5 /RESET
4 /SD
DIGITAL POWER AMP
IC3300
6 PWM_A 28–30 L.P.F.
OUT_A
14 OUT_B 25–27
PWM_B L.P.F.
/RESET
5
4 /SD
DIGITAL POWER AMP
IC3400
14 PWM_B OUT_B 25–27 L.P.F.
OUT_A 28–30 L.P.F.
6 PWM_A
5 /RESET
4 /SD
DIGITAL POWER AMP
IC3500
14 PWM_B OUT_B 25–27 L.P.F.
6 PWM_A
OUT_A 28–30 L.P.F.
5 /RESET
4 /SD
DC DETECT
u 1 6 3
Q3551
.
PROTECT DETECT
+31.5V
Q3552, 3553
13 13
2 4
9 9 8
TB3002
+
FRONT L
_
OVER LOAD
DETECT
Q3151, 3152
+
FRONT R
_
OVER LOAD
DETECT
Q3101, 3102
+
_ SUR L
OVER LOAD
DETECT
Q3201, 3102
SPEAKERS
+
_
SUR R
1 5 1 5 0 8 9 2 4
OVER LOAD
DETECT
Q3401, 3402
TB3001
+
CENTER
_
OVER LOAD
DETECT
Q3301, 3302
+
_
SUBWOOFER
OVER LOAD
DETECT
Q3251, 3252
OVER LOAD
DETECT • SIGNAL PATH
m
Q3451, 3452
: AUDIO (DIGITAL)
c o
: AUDIO (ANALOG)
STR-KS2000
2
9 9
9 8 2 9 9