Schematic Diagram - Diat Amp Section (3/4) - Sony TA-SB500WR Service Manual

Q Q
4-6. SCHEMATIC DIAGRAM – DIAT AMP Section (3/4) –
3 7 6 3 1 5 1 5 0
1 2
A
DIAT AMP BOARD
OUTR2
5 OUTR1
OUTL2
OUTL1
DIAT AMP
BOARD
GND
(4/4)
(Page 14) VDD
B
SD
C
C173
C176
D
DAMP/NSPMUTE
DAMP/SOFTMUTE
DAMP/PGMUTE
SCDT
SCSHIFT
T E
L 1 3 9 4 2 2 9 6 5 1 3
SCLATCH
E
3
DIAT AMP
BOARD
INIT
(2/4)
(Page 12)
F
GND
AC_CUT
MAIN_OFF
APX
DAOUT/ROUT
G
IC109
LEVEL SHIFT
2
IC109
SN74LVC08APWR
DIAT AMP
BOARD
(1/4)
H
(Page 11)
BCK/RCLK
LRCK/RCS
w w w
VCC
VCC2
I
TA-SB500WR
• See page 8 for Waveforms.
3 4 5
(3/4)
R300
10k
C300
0.1
XOVSS
XFSOOUT
0.1
3.3
XOVDD
0.1
1.8 IC301
DVDD
DVSS
STREAM PROCESSOR
3.3
IC301
NSPMUTE
CXD9843AR
3.3
SOFTMUTE
0
PGMUTE
0.1
SCDT
3.3
SCSHIFT
3.3
SCLATCH
FLAGR_OVF
3.3
3.3
Q300
C198
C174
2SA1235TP-1EF C175 0.1
100p
100p
PROTECTOR
C171
0 100p
R163 100
R162
100
R160
R161
100
100
R168
0
x a o
y
. i
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• See page 17 for IC Block Diagrams.
6 7
C220 L122
3p 1uH
C202
47
16V X103
C219
49.152MHz
1000p
R201
R200
100
1M
IC114
IC B/D OSC
4
IC114
TC7SHU04FU(T5RSOJF)
R194 22
1.6 1.6
G
XFSOIN
C206 0.1
3.3
C233
XVDD
0.01
C205 0.1
3.3 3.3
V
HPVDDL
C204 0.1
HPOUTL1
C230
HPVSSL 220
IC B/D
10V
L119
HPOUTL2
10uH
3.3
IC113
HPVDDR
C229
100
HPOUTR1
16V +1.8V REGULATOR
IC113
HPVSSR
TK11118CSCL-G
C223
HPOUTR2
0.01
Q Q
1.6 1.8
3 7 6
VOUT NP
FSOI
1.6
GND
FSOCKO
3.3
VIN VCONT
R199
C227
0.1 100k
C232
0.01
C214
100
16V
C195
C167
0.1
C172 0.1
100p
C160 0.01
C161 100 16V
C951 0.1 R940 1
D933
R944
R941 1
UDZW-TE17-10B
1k
R942
1.5k
C162
R943
0.01 1.5k
5 6 7 8
C163
100
35V
L909
IC108
10uH
+3.3V REGULATOR
4 3 2 1
IC108
NJM2885DL1-33(TE2)
3.3 4.9
2 1
O I
G L908
C940
220uH
3
220p
u 1 6 3
D922
11EQS04-TA2B
.
13 13
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2 4
8 9 9
8 9 10
C237
3p
1.6
IC B/D
IC903
+12V REGULATOR
IC903
SI-3120KM-TL
C234
0.01
1.3
3 1 5 1 5 0 8 9 2
2.5
1 2 3 4 5
D934
R950
UDZW-TE17-18B
0
R952
150k
C938
C954
0.1
0.1
C953 0.1
C937 0.1 R954 0
C952 100 35V
IC B/D
IC904
DC/DC CONVERTER
IC904
NJM2374AE(TE2)
m
c o
TA-SB500WR
2
8 9 9
11 12
4 9 8 2 9 9
CN301
9P
1 27.5V
3
27.5V
A
4 27.5V
5
GND
DIAT POWER
6 GND
BOARD
CN904
7
V-CONT
(Page 16)
8 AC-CUT
9
MAIN-OFF
6
PVDD
DIAT AMP
GVDD
BOARD
(4/4)
(Page 14)