Sony HCD-HDX265 Service Manual page 69

IC Block Diagrams
– MAIN Board –
IC502, 1105, 1107, 1703 TK11133CSCL-G
IC1702, 3050 TK11118CSCL-G
IC1707 TK11150CSCL-G
5
OVER HEAT &
OVER CURRENT
PROTECTION
CONTROL
–
CIRCUIT
+
BANDGAP
REFERENCE
1 2
IC504 NJM2887DL3 (TE2)
THERMAL
PROTECTION
BANDGAP
REFERENCE
1 2 3
HCD-HDX265/HDX266/HDX267W/HDX465/HDX466/HDX665
4
3
IC772 PCM1808PWR
+
–
VREF 1
4 5
AGND
VCC
VDD
DGND
SCKI 6
LRCK 7
IC503 PST3635NR
OUT 1
VDD 2
VREF
GND 3
DELTA-SIGMA
MODULATOR
REFERENCE
DELTA-SIGMA
MODULATOR
2
3
POWER
4 SUPPLY
5
–
+
ANTIALIAS
LOW-PASS FILTER
ANTIALIAS
LOW-PASS FILTER
1/64
SERIAL
DECIMATION
INTERFACE
FILTER
&
WITH
MODE/FORMAT
HIGH-PASS
CONTROL
FILTER
CLOCK & TIMING CONTROL
5 CD
4 NC
14 VINR
13 VINL
12 FMT
11 MD1
10 MD0
9 DOUT
8 BCK
69