Schematic Diagram - Main Section (4/7) - Sony STR-KS1000 Service Manual

STR-KS1000
5-14. SCHEMATIC DIAGRAM – MAIN Section (4/7) –
Q Q
3 7 6 3 1 5 1 5 0
(CHASSIS)
OVF2
OVF1
SD ~~ ~
RESET
LAT3
LAT2
LAT1
SHIFT
(Page
SCDT
~~~~~~~~~ SOFT MUTE ~~~~~~~~
25)
INIT ~~~~ ~~~
D-GND
T E
L 1 3 9 4 2 2 9 6 5 1 3
D1
D2
D3
(Page
BCKO
24) LRCKO
SCK
w w w
STR-KS1000
• See page 19 for Waveforms. • See page 34 for IC Block Diagrams.
(4/7)
NSP MUTE
SOFT MUTE
PGMUTE
SCDT
SHIFT
LAT3
R468 R470
0 0
EB907
EB910
OVF2
R469 R471
0 0
R317
470
R319
10k
STREAM PROCESSOR
R316
470
INIT
OVF2 LRCK
OVF BCK R353 100
R309 100 SD DATA3
R308 100 RESET C327 0.1
R306 100 LAT3
R305 100 LAT2 R326 0
R304 100 LAT1
R303 100 SHIFT SCK R356 33
R302 100 SCDT
R351 100 SOFT MUTE
C328
0.1
R300 100 INIT
C406
0.0047
R310 100 DATA1
R311 100 DATA2
R312 100 DATA3
R313 0 BCK
R314 100 LRCK
R315 0 SCK
NSP MUTE
SOFT MUTE
PGMUTE
SCDT
SHIFT
LAT2
R318
470
R344
470
INIT
LRCK
BCK R354 100
DATA2
C318 0.1
R327 0
SCK R357 33
C319
0.1
STREAM PROCESSOR
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y
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R480
0
R345 R347 R384 R383
10k 10k 560 560
R382
560
C326 C325
0.1 0.1
C324
0.1
R381
560
IC110
CXD9876R
R380 560
C323 0.1
R379 560
C335
47
16V
R328 C320 C321 C322
0 0.1 0.1 0.1
Q Q
3 7 6
R329
0
C317 C316
0.1 0.1
R378 560
C315 0.1
R377 560
IC109
CXD9876R
R376 560
C314 0.1
R375 560
R324 C311 C312 C313 C332
0 0.1 0.1 0.1 47 16V
u 1 6 3
.
(Page 27)
26 26
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2 4
8 9 9
C116
1
DIGITAL POWER AMP
IC106
CXD9775M
R119
22k
C186
0.033
R176 0
C200 0.1
R166 0
C272 C176
0.22 0.22
C146
0.1
R156 0
R146 0
R246
100
C271 C166
0.22 0.22
C136 0.1 R136 0
C156
0.033
R118 22k
C196
C106 2200
1 35V
DIGITAL POWER AMP
IC105
CXD9775M
R117
22k
C185
0.033
R175 0
C199 0.1
R165 0
C210 C175
0.22 0.22
C145
0.1
R155 0
R145 0
R245
100
C209 C165
0.22 0.22
R135 0
3 C135 1 5 1 5 0 8 9 2
0.1
C155
0.033
R116 22k
C195
C105 2200
1 35V
DIGITAL POWER AMP
IC104
CXD9775M
R115
22k
C184
0.033
R174 0
C198 0.1
R164 0
C208 C174
0.22 0.22
C144
0.1
R154 0
R144 0
R244
100
C207 C164
0.22 0.22
R134 0
C134
0.1
C154
0.033
R114 22k
C194
C104 2200
1 35V
DIGITAL POWER AMP
IC103
CXD9775M
R113
22k
C183
0.033
R173 0
C190 0.1
R163 0
C206 C173
0.22 0.22
C143
0.1
R153 0
R143 0
R243
100
m
C205 C163
0.22 0.22
R133 0
C133
c o
0.1
C153
0.033
R112 22k
C193
C103 2200
1 35V
2
8 9 9
B1
B2
B3
B4
B5
C292
0.0022
R206 D206 L136 C226 C266
3.3 P6SMB39AT3 1 0.0022
10µH
R226
2.7
B6
R216
2.7
R196 D106 L126 C216 C256
3.3 P6SMB39AT3 10µH 1 0.0022
C291
0.0022
B7
B9
B10
C115
1 C290
0.0022
R205 D205 L135 C225 C265
3.3 P6SMB39AT3 1 0.0022
10µH
R225
2.7
R215
2.7
R195 D105 L125 C215 C255
3.3 P6SMB39AT3 10µH 1 0.0022
C289
0.0022
B11
4 9 8 2 9 9
(Page
28)
B12
C114
1 C288
0.0022
R204 D204 L134 C224 C264
3.3 P6SMB39AT3 10µH 1 0.0022
R224
2.7
R214
2.7
R194 D104 L124 C214 C254
10µH
3.3 P6SMB39AT3 1 0.0022
C287
0.0022
B13
B14
B15
C113
1 C286
0.0022
R203 D203 L133 C223 C263
3.3 P6SMB39AT3 1 0.0022
R223
2.7
R213
2.7
R193 D103 L123 C213 C253
3.3 P6SMB39AT3 1 0.0022
C285
0.0022
B16