Sony CMT-HX3 Service Manual page 157

IC308 MM1615ANLE
5
BIAS
REFERENCE
–
+
THERMAL
SHUTDOWN
1 2 3
IC313 TC74VHC157FT (EKJ)
SELECT 11 1 16
V
CC
S
15
1A 2 1A G STROBE
INPUT
3 14 4A
1B 1B 4A
4B
4 13
OUTPUT 1Y 1Y 4B
2A 5 2A 4Y 11 12 4Y
INPUT
6 11 3A
2B 2B 3A
7 10 3B
OUTPUT 2Y 2Y 3B
3Y
GND 8 3Y
9
– AMP Board –
IC701 PCM1808PWR
DELTA-SIGMA
MODULATOR
VREF 1
REFERENCE
DELTA-SIGMA
MODULATOR
AGND 2
VCC 3
POWER
SUPPLY
VDD 4
DGND 5
SCKI 6
LRCK 7
4
CURRENT
LIMITTER
DRIVER
INPUT
OUTPUT
INPUT
OUTPUT
ANTIALIAS
LOW-PASS FILTER
ANTIALIAS
LOW-PASS FILTER
× 1/64
SERIAL
DECIMATION
INTERFACE
FILTER
WITH
MODE/FORMAT
HIGH-PASS
CONTROL
FILTER
CLOCK & TIMING CONTROL
IC311, 312 TC74HC4066AFT (EL)
1I/O 1
1O/I 2
2O/I 3
2I/O 4
2C 5
3C 6
GND 7
IC320 BA6956AN
1 2 3 4
14 VINR
13 VINL
12 FMT
11 MD1
10 MD0
&
9 DOUT
8 BCK
HCD-HX3/HX5/HX7
14 VCC
13 1C
12 4C
11 4I/O
10 4O/I
9 3O/I
8 3I/O
TSD
CONTROL LOGIC
5 6 7 8 9
47