Schematic Diagram − Digital Board (2/4) - Sony STR-DB798 Service Manual

6-10. SCHEMATIC DIAGRAM – DIGITAL BOARD (2/4) –
Z1
Z2
Z3
(Page 22)
Z4
CNS551
30P
BCK
LRCK
DIR DATAO
D01 DATA1
D03 DATA2
D02 DATA3
D04 DATA4
LRCKO LRCKO
BCKO FB1509 BCKO
D/A MCK D/A_MCK
T/A-SO SO
T/A-XCS XCS
T/A-XRST XRST
GND
GND
GND
DSP SD01 SDO1
DSP SD02 SDO2
(Page 27)
DSP SD03 SDO3
DSP SD04 SDO4
COM-DATA COM_DATA
COM-CLK COM_CLK
GND
GND
+3.3V
+3.3V
+3.3V
+3.3V
GND
GND
FB1210
STR-DB798
• See page 52 for Waveforms. • See page 53 for IC Block Diagrams. • See page 61 for IC Pin Function Description.
(2/4)
JR1121
100
C1231
0.1
C1212
470
10V
C1205
0.1
C1203
0.1
A1
A0
C1204
0.1
A8
A5
C1230
0.1
A6
A7
C1211
D15 R1222 220
1000
10V
D14 R1221 220
D13 R1220 220
C1206
0.1
D12 R1219 220
D11 R1218 220
D10 R1217 220
D9 R1216 220
D8 R1215 220
C1207
0.1
A9 R1214 220
A10 R1213 220
A11 R1212 220
C1209
0.1
C1216
100p
R1203
10k
C1210
0.1
C1208
0.1
C1219
R1210 0.1
10k
C1234
27p
C1218
100p
AUDIO DIGITAL SIGNAL PROCESSOR
IC1201
CXD9718BQ
R1201
10k
R1226
0 R1202
100
C1235
27p
JR1201
0
X1201
13.9MHz
R1205
100
(Page 24)
23 23
FB1201
C1213 C1214
0.1 0.1
R1204
1k
C1202
0.1
C1220 R1224
100p 100
WE
CS
C1201
0.1
SDCLK
HCS
HDOUT
HCLK
HDIN
HACN
S
IC1950
C1950 TC74VHC08FT
0.1
FB1508
DSP
CLOCK BUFFER
STR-DB798
FB1202
V1
V2
S-RAM
IC1202
IS61LV6416-15T
(Page 25)
V3
C1233
0.1
SIGNAL SELECTOR
IC1204
TC7WH157FU
LRCKO