Schematic Diagram - Main Board (6/8) - Sony STR-KS1100 Service Manual

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STR-KS1100
Q Q
3 7 6 3 1 5 1 5 0
4-14. SCHEMATIC DIAGRAM – MAIN Board (5/8) –
(5/8)
OVF2
R317
470
R319
10k
OVF
R316
470
INIT
LRCK
BCK
R353
100
DATA3
C328
0.1
C327
0.1
R326
0
SCK
R356
33
T E
L
1 3 9 4 2 2 9 6 5 1 3
A+3.3V
D
C323
0.1
VCC
GND
FSOI
XFSO
/SD
(Page 25)
/RST
EB910
(CHASSIS)
EB907
w w w
STR-KS1100
• See page 34 for IC Block Diagrams.
R345
10k
R347
10k
C326
C325
0.1
0.1
FLAGL
VSSL
OVF
SFLAG
OUTL1
INIT
VDDL
MCKSEL
OUTL2
LRCK
STREAM PROCESSOR
VSSL
IC110
BCK
VSSR
CXD9876R
DATA
OUTR1
BFVDD
VDDR
BFVSS
OUTR2
TEST
VSSR
DVDD
VSUBC
XFSIIN
XVSS
C335
R328
C320
C321
C322
47
0
0.1
0.1
0.1
16V
x
a o
.
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DIGITAL POWER AMP
IC107
CXD9775M
GND
GREG
R384
560
R120
22k
PWM_BP
GVDD
GND
PVSS
R177
0
/RST
BST_B
DREG_RTN
PVDD_B
C218
0.1
GREG
PVDD_B
R167
0
C324
C147
M3
0.1
0.1
OUT_B
DREG
OUT_B
DGND
PVSS
R157
0
M1
PVSS
R147
0
M2
OUT_A
R480
0
DVDD
OUT_A
R137
0
R247
100
/SD
PVDD_A
C137
0.1
RESV
PVDD_A
/OTW
BST_A
GND
PVSS
R383
560
R128
22k
PWM_AP
GVDD
GND
GREG
DIGITAL POWER AMP
IC106
CXD9775M
GND
GREG
R382
560
R119
22k
PWM_BP
GVDD
GND
PVSS
R176
0
/RST
BST_B
DREG_RTN
Q
Q
PVDD_B
C200
0.1
3
7
6
GREG
PVDD_B
R166
0
C146
M3
0.1
OUT_B
DREG
OUT_B
DGND
PVSS
R156
0
M1
PVSS
R146
0
M2
OUT_A
DVDD
OUT_A
R136
0
R246
100
/SD
PVDD_A
C136
0.1
RESV
PVDD_A
/OTW
BST_A
GND
PVSS
R381
560
PWM_AP
GVDD
R118
22k
GND
GREG
DIGITAL POWER AMP
IC105
CXD9775M
GND
GREG
R380
560
R117
22k
PWM_BP
GVDD
GND
PVSS
R175
0
/RST
BST_B
DREG_RTN
PVDD_B
C199
0.1
GREG
PVDD_B
R165
0
C145
M3
0.1
OUT_B
DREG
OUT_B
DGND
PVSS
R155
0
M1
PVSS
R145
0
M2
OUT_A
DVDD
OUT_A
R135
0
R245
100
/SD
PVDD_A
C135
0.1
RESV
PVDD_A
/OTW
BST_A
GND
PVSS
R379
560
PWM_AP
GVDD
R116
22k
GND
GREG
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24
24
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2
4
8
9
9
C117
1
C274
C177
R207
0.22
0.22
3.3
C294
0.0022
C187
0.033
C267
0.0022
L137
D207
C227
R227
10µH
P6SMB39AT3
1
2.7
D107
C217
R217
P6SMB39AT3
1
2.7
C257
C157
L127
0.0022
0.033
10µH
C293
0.0022
C273
C167
R197
0.22
0.22
3.3
C107
1
C196
2200 35V
C197
2200 35V
C116
Q112
1
2SA1235TP-1EF
C272
C176
R206
Q111
0.22
0.22
3.3
2SA1235TP-1EF
OVER LOAD DETECT
C292
0.0022
3
1
5
1
5
0
8
9
2
C186
0.033
C266
0.0022
L136
C396
D206
C226
R226
10µH
10
P6SMB39AT3
1
2.7
R366
100k
D106
C216
R216
P6SMB39AT3
1
2.7
R411
R412
C256
100k
100k
L116
R453
10k
C156
L126
0.0022
0.033
10µH
R484
10k
C291
0.0022
L106
R452
10k
C271
C166
R196
0.22
0.22
3.3
R483
10k
L115
R451
10k
C106
1
R482
10k
L105
R450
10k
R481
10k
R409
R410
100k
100k
R365
100k
C195
2200 35V
C395
2.2
C115
1
C210
C175
R205
Q110
0.22
0.22
3.3
2SA1235TP-1EF
C290
0.0022
C185
0.033
C265
0.0022
Q109
2SA1235TP-1EF
L135
D205
C225
R225
10µH
P6SMB39AT3
1
2.7
D105
C215
R215
P6SMB39AT3
1
2.7
C255
C155
L125
0.0022
Q109,110
0.033
10µH
C289
OVER LOAD DETECT
0.0022
C209
C165
R195
0.22
0.22
3.3
C105
1
m
c o
.
2
8
9
9
Q111,112
4
9
8
2
9
9
C280
0.01
C279
0.01
CN302
6P
SW+
C269
0.01
SW-
C+
C268
0.01
C-
C296
0.01
REAR LCH+
(Page 29)
C297
0.01
REAR LCH-
REAR LCH+
REAR LCH-
(Page 25)
GNDA
(Page 26)
DC_SD
GVDD
PVDD
(Page 25)

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