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

STR-KS1100
Q Q
3 7 6 3 1 5 1 5 0
4-16. SCHEMATIC DIAGRAM – MAIN Board (7/8) –
(7/8)
GVDD
PVDD
/RST
A+3.3V
/SD
D
(Page 25)
XFSOI
GND
FSOI
VCC
OVF
R346
470
R348 470
R322
10k
INIT
LRCK
BCK R355 100
DATA1
C309 0.1
C310
0.1
R323 0
T E
L 1 3 9 4 2 2 9 6 5 1 3
R358 33
SCK
C375
100
16V
C374
0.01
C368
1
AMP_3.3V
AMP_12V
31.5V
P-GND
(Page 27)
+1.8V REGULATOR
IC303
TK11118CSCL-G
N.B
VO
GND
CNT
VI
w w w
STR-KS1100
• See page 34 for Waveforms. • See page 34 for IC Block Diagrams.
C308 R325 C306
0.1 0 0.1
FLAGL
VSSL
OVF
SFLAG OUTL1
INIT VDDL
MCKSEL OUTL2
LRCK STREAM PROCESSOR VSSL
IC108
BCK VSSR
CXD9876R
DATA OUTR1
BFVDD VDDR
BFVSS OUTR2
TEST VSSR
DVDD VSUBC
XFSIIN XVSS
C329
47
16V
R320 R321
0 0
R400 C301 C302 C303
100k 0.1 0.1 0.1
R393 L302 C383 C384
FB301
1µH
22 10p 5p
R396
C382
100
R394 0.001
L301
1M
10µH X450
49.152MHz
C380 220 10V
C381 0.01
VCC
C371
CLOCK BUFFER
0.001
NC GND
IC305
TC7SHU04FU
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C304
0.1
DIGITAL POWER AMP
C305
IC102
0.1
CXD9775M C192
GND
GREG
R374 560 R111 22k
PWM_BP C112
GVDD 1
GND
PVSS
R172 0
/RST C204
BST_B 0.22
DREG_RTN
PVDD_B
C189 0.1
GREG C182
PVDD_B 0.033
R162 0
C142 M3
0.1 OUT_B
DREG
OUT_B
P6SMB39AT3
DGND
PVSS
R152 0
M1
PVSS
R142 0
M2
P6SMB39AT3
OUT_A
DVDD
OUT_A
R132 0 R242 100
/SD C152
PVDD_A 0.033
C132 0.1
RESV
PVDD_A
/OTW C203
BST_A 0.22
GND
PVSS
R373 560 R110 22k
PWM_AP C102
GVDD 1
GND
GREG
DIGITAL POWER AMP
IC101
CXD9775M
GND
Q Q
GREG
R372 560 R109 22k 3 7 6
PWM_BP C111
GVDD 1
GND
PVSS
R171 0
/RST C202
BST_B 0.22
DREG_RTN
PVDD_B
C188 0.1
GREG C181
PVDD_B 0.033
R161 0
C141 M3
0.1 OUT_B
DREG
OUT_B
P6SMB39AT3
DGND
PVSS
R151 0
M1
PVSS
R141 0
M2
P6SMB39AT3
OUT_A
DVDD
OUT_A
R131 0 R241 100
/SD C151
PVDD_A 0.033
C131 0.1
RESV
PVDD_A
/OTW C201
BST_A 0.22
GND
PVSS
R371 560 R108 22k
PWM_AP C101
GVDD 1
GND
GREG
C366 C191
C367
220 2200
0.1
16V 35V
C350
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26 26
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2 4
8 9 9
C392
2.2
Q104
2SA1235TP-1EF
Q103,104
2200 35V
OVER LOAD DETECT
Q103
2SA1235TP-1EF
C172 R202
0.22 3.3
C284 R456
0.0022 10k
R362
C262 100k
0.0022 R487
10k R403 R404
L132 100k 100k
D202 C222 R222
10µH L112
1 2.7
D102 C212 R212
L102
1 2.7
R488
C252 10k
L122
0.0022
10µH
C283 R457
0.0022 10k
C162 R192
0.22 3.3
C391
2.2
Q102
2SA1235TP-1EF
Q101,102
OVER LOAD DETECT
Q101
2SA1235TP-1EF
3 1 5 1 5 0 8 9 2
C171 R201
0.22 3.3
C282 R489
0.0022 10k
R361
C261 100k
0.0022 R458
R401 R402
10k
100k
100k
L131
D201 C221 R221
10µH L111
1 2.7
D101 C211 R211
L101
1 2.7
R459
C251 10k
L121 0.0022
10µH
C281 R490
0.0022 10k
C161 R191
0.22 3.3
C119
0.1
0.1
m
c o
2
8 9 9
DC_SD
REAR RCH-
REAR RCH+
(Page 25)
CN303
6P
C298 0.01 REAR RCH+
C299 0.01 REAR RCH-
C278 0.01 FRONT LCH+
C277 0.01 FRONT LCH-
C276 0.01 FRONT RCH+
C275 0.01 FRONT RCH-
(Page 29)
GNDA
(Page 24)
EB908
EB909
EB906
4 9 8 2 9 9
(Page 27)
EB908
EB911
EB909
(CHASSIS)