Sony HCD-DV2D - Page 44

44
HCD-DV2D
– AMP Board –
SUB
Bias Circuit
Pre Driver
CH1
Pre Driver
CH2
321
4
6 5
8
7
13
10
11
12
9
14
15
CH2_IN
CH2_NF
ST_BY
CH1_NF
CH1_IN
GND
SUB
+PRE
CH2_OUT2 CH2_OUT1 CH1_OUT2 CH1_OUT1
+VCC
-VCC
-PRE
U704 PCM1748E/2K
SCK
1 2 3
7 84 5 6
SERIAL
INPUT
INTERFACE
10
9
BCK
DATA LRCK
VOUTL
VOUTR
DGND
VDD
VCC
VCOM AGND
FUNCTION
CONTROL
INTERFACE
SYSTEM
CLOCK
MANAGER
8 TIME OVER
SAMPLING
DIGITAL FILTER
WITH
FUNCTION
CONTROLLER
ENHANCED
MULTI-LEVEL
DELTA-SIGMA
MODULATOR
D/A
CONVERTER
D/A
CONVERTER
OUTPUT AMP AND
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
ZERO DETECT
POWER SUPPLY
12
11
ZEROL ZEROR
15
14
ML MC
16
13
MD
SYSTEM
CLOCK
IC103 STK433-070