Schematic Diagram - Main Board (7/8) - Sony STR-KS1100 Service Manual

STR-KS1100
Q Q
3 7 6 3 1 5 1 5 0
2-11. SCHEMATIC DIAGRAM – MAIN Board (7/8) –
(7/8)
GVDD
PVDD
/RST
A+3.3V
/SD
D
(Page 13)
XFSOI
GND
FSOI
VCC
OVF
R346
470
R348 470
R322
10k
INIT
LRCK
R355 100
BCK
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
(SUFFIX-13)
(SUFFIX-14)
AMP_3.3V
AMP_12V
31.5V
P-GND
(Page 15)
+1.8V REGULATOR
IC303
TK11118CSCL-G
N.B
VO
GND
CNT
VI
w w w
STR-KS1100
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
(SUFFIX-13)
BFVDD VDDR
BFVSS OUTR2
(SUFFIX-14)
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 (SUFFIX-13)
C371
CLOCK BUFFER
0.001
NC GND
IC305
TC7SHU04FU
(SUFFIX-14)
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(SUFFIX-13)
C304
0.1
(SUFFIX-14)
DIGITAL POWER AMP
C305
IC102
0.1
CXD9775M
GND
GREG
R374 560 R111 22k
PWM_BP
GVDD
GND
PVSS
R172 0
/RST
BST_B
DREG_RTN
PVDD_B
C189 0.1
GREG
PVDD_B
R162 0
C142 M3
0.1 OUT_B
DREG
OUT_B
DGND
PVSS
R152 0
M1
PVSS
R142 0
M2
OUT_A
DVDD
OUT_A
R132 0 R242 100
/SD
PVDD_A
C132 0.1
RESV
PVDD_A
/OTW
BST_A
GND
PVSS
R373 560 R110 22k
PWM_AP
GVDD
GND
GREG
(SUFFIX-13)
(SUFFIX-14)
DIGITAL POWER AMP
IC101
CXD9775M
GND
Q Q GREG
R372 560 R109 22k
PWM_BP
3 7 6
GVDD
GND
PVSS
R171 0
/RST
BST_B
DREG_RTN
PVDD_B
C188 0.1
GREG
PVDD_B
R161 0
C141 M3
0.1 OUT_B
DREG
OUT_B
DGND
PVSS
R151 0
M1
PVSS
R141 0
M2
OUT_A
DVDD
OUT_A
R131 0 R241 100
/SD
PVDD_A
C131 0.1
RESV
PVDD_A
/OTW
BST_A
GND
PVSS
R371 560 R108 22k
PWM_AP
GVDD
GND
GREG
C366
C367
220
0.1
16V
u 1 6 3
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14 14
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2 4
8 9 9
C392
2.2
Q104
2SA1235TP-1EF
Q103,104
C192 2200 35V
OVER LOAD DETECT
Q103
2SA1235TP-1EF
C112
1
C204 C172 R202
0.22 0.22 3.3
C284 R456
0.0022 10k
C182 R362
0.033 C262 100k
0.0022 R487
10k R403 R404
L132 100k 100k
D202 C222 R222
10µH
L112
P6SMB39AT3 1 2.7
D102 C212 R212
L102
P6SMB39AT3 1 2.7
R488
C252 10k
L122
C152 0.0022
10µH
0.033
C283 R457
0.0022 10k
C203 C162 R192
0.22 0.22 3.3
C102
1
C391
2.2
Q102
2SA1235TP-1EF
Q101,102
OVER LOAD DETECT
Q101
2SA1235TP-1EF
C111
3 1 5 1 5 0 8 9
1
C202 C171 R201
0.22 0.22 3.3
C282 R489
0.0022 10k
C181 R361
0.033 C261 100k
0.0022 R458
R401 R402
10k
100k 100k
L131
D201 C221 R221
10µH L111
P6SMB39AT3 1 2.7
D101 C211 R211
L101
P6SMB39AT3 1 2.7
R459
C251 10k
C151 L121 0.0022
0.033 10µH
C281 R490
0.0022 10k
C201 C161 R191
0.22 0.22 3.3
C101
1
C191
C119
2200
0.1
35V
C350 0.1
m
c o
.
2
8 9 9
DC_SD
REAR RCH-
REAR RCH+
(Page 13)
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-
(Refer to page 29
on service manual)
GNDA
(Page 12)
EB908
EB909
EB906
(Page 15)
2 4 9 8 2 9 9
EB908
EB911
EB909
(CHASSIS)