Ic Block Diagrams - Sony XR3F-19B160 Service Manual

• IC Block Diagrams

IC301 PCM1710U-A/1K (MD MAIN BOARD)
LRCIN 1
INPUT
DIN
2
INTERFACE
3
BCKIN
4 TIMING
CLKO
CONTROL
5
XTI
6
XTO
7
DGND
8
V
DD
5-LEVEL DAC
RIGHT
V 2R 9
CC
GND2R 10
LOW-PASS FILTER
RIGHT
EXT1R 11
3-STAGE AMP
EXT2R 12
RIGHT
13
VOUTR
GND1 14
IC402 BA6394F (MD MAIN BOARD)
28 27 26 25 24
–
+
–
+
+
–
+
–
1 2 3 4 5
4
DIGITAL
FILTER CONTROL
NOISE
SHAPER
5-LEVEL DAC
LEFT
LOW-PASS FILTER
LEFT
3-STAGE AMP
LEFT
23 22
GND
THERMAL
SHUTDOWN
OP-AMP
6 7
SECTION 2
DIAGRAMS
IC302 SM5852CS-E2 (MD MAIN BOARD)
LRCI
28 ML/DSD
BCKI
DI
MC/DM2
27
MODE
CLK
26
MD/DM1
VSS
25
MUTE
RSTN
TESTN
24
MODE
MUTEN
23
CKSL
22
DGND
21
V
DD
20 V 2L
CC
19 GND2L
IC401 BA6287F (MD MAIN BOARD)
18 EXT1L
OUT1
17 EXT2L
16
VOUTL
V 1
15
CC
VM
VCC
FIN
21 20 19 18 17
– +
GND VCC
DRIVER
DRIVER
CH3
MUTE
DRIVER
CH2
GND VCC
– +
8 9 10 11 12
1
INPUT
2
INTERFACE DIGITAL
3
SIGNAL
PROCESSOR
SYSTEM
4 CLOCK
5
SEQUENTIAL
6
OUTPUT
CONTROL
INTERFACE
7
MUTE
8
CONTROL
MODE
CONTROL
1
2
DRIVER DRIVER
TSD
3
CONTROL LOGIC
POWER
SAVE
4
16 15
– +
DRIVER
CH4
DRIVER
CH1
– +
13 14
16 DB/DS
15 MOD2
14 MOD1
13 OPT
12 VDD
11 LRCO
10 BCKO
DOUT
9
8 GND
7 OUT2
6 VREF
5 RIN