Schematic Diagram - Digital Board (3/5) - Sony STR-DA1200ES Service Manual

6-11. SCHEMATIC DIAGRAM – DIGITAL Board (3/5) –
(3/5)
ZERO1
ZERO2
ZERO3
ZERO4
ZERO5
ZERO6
NC
NC
VOUT6
VOUT6
VOUT5
VOUT5
VOUT4
VOUT4
VOUT3
VOUT3
C2149
10
50V
C2148
10
50V
R2190
100k
R2187
8.2k
R2188 1k
C2147
0.0027
R2186
15k C2146
270p
R2185
100
CN2008
15P C2145
1000p
SBR
GND
SBL
GND
R2207
100
W
GND
R2213
100
C
GND
R2227
100
SR
GND
R2231
(Page 46)
100
SL
GND
R2264
100
FRONT-R
GND
R2265
100
FRONT-L
R2276
100
STR-DA1200ES
• See page 44 for Waveforms. • See page 72 for IC Block Diagrams.
C2150
10
50V
R2194
47k C2157
0.01
C2162 100p
ML
ML
R2214 100
MC
MC
R2215 100
MDI
MDI
MDO DO4
MDO
DATA4
D/A CONVERTER
ZERO8
DATA4
IC2034
DATA4
PCM1609APTR
DO3
ZERO7
DATA3
NC
VCC1
AGND1
VCC2
AGND2
C2164
0.1
C2163
0.1
LRCKO
C2169
100
16V
R2257
100
C2154 C2158 C2161
0.1 0.1 0.1
FB2029
VOUT7
C2170
C2155
10
10
50V
50V
R2192
100k
C2159 R2196
LOW-PASS FILTER 0.0027 8.2k R2220
100k
IC2037
NJM4565M R2217
C2156
8.2k
1000p
VEE
R2216 1k
R2199 C2166
1k 0.0027
R2212
15k
VCC C2167
270p
C2160 R2206 C2165
270p 15k 1000p
MUTING
IC2035
TC74VHC08FT
VDD
R2201 100
DO2
DATA2
DO1
DATA1
VSS
MUTING CONTROL
IC2036
TC7WH74FU
CK
VCC
D
PR
Q
CLR
GND
Q C2151 FB2028
C2152 0.1
0.1
C2200
C2172
10
10
50V
50V
R2223
100k
C2174 R2224 R2253
LOW-PASS FILTER 0.0027 8.2k 100k
IC2040
NJM4565M
C2173 R2251
1000p 8.2k
VEE
R2249 1k
R2225 C2182
1k 0.0027
R2233
VCC 15k C2183
270p
C2175 R2226 C2181
270p 15k 1000p
33 33
+9V REGULATOR
IC2052
BA9T
O I
G
C2244
C2257
470
100p
16V
C2239
C2238
470
100p
10V
G
O I
IC2050
BA33BC0FP-E2
+3.3V REGULATOR
FB2032
C2202
10
50V C2209
10
50V
R2256
100k
C2204 R2261 R2271
LOW-PASS FILTER 0.0027 8.2k 100k
IC2042
R2270
NJM4565M
C2203 8.2k
1000p
VEE
R2269 1k
R2262 C2208
1k 0.0027
R2268
VCC 15k C2207
270p
C2205 R2263 C2206
270p 15k 1000p
STR-DA1200ES
CN2012
6P
TU+12V
A-15V
A+15V
A+5V
A_GND
A_GND
(Page 47)
BCKO
BCKO
D/A MCK
D/A MCK
DO1
DO1
DO2
DO2
DO3
DO3
DO4
DO4
LRCKO (Page 32)
LRCKO
AD-RESET
AD-RESET
MC
MC
MDI
MDI
MDO
MDO
ML
ML
3.3V
(Page 34)
A+5V
A+15V
A-15V
TUN.GND
TUN+3.3V
(Page 31)
TUN+10V
D+3.3V
D+3.3V
DGND
(Page 34)
FB2033
C2210
10
50V
R2272
100k
C2213 R2273
LOW-PASS FILTER 0.0027 8.2k
IC2043
NJM4565M
C2212
1000p
VEE
R2274
1k
VCC
C2214 R2275
270p 15k
C2215 C2211
22 22
50V 50V