Sony STR-DA2ES Service Manual page 55

IC1202 PCM1748E/2K (DIGITAL Board)
16 15 14 13 12
ZERO DETECT
SYSTEM
FUNCTION
CLOCK
CONTROL
MANAGER
INTERFACE
8 TIME OVER
SAMPLING
DIGITAL FILTER
SYSTEM
FUNCTION
CLOCK
CONTROLLER
SERIAL
INPUT
INTERFACE
1 2 3
IC1406 SN74HC153ANS (DIGITAL Board)
DATA INPUTS
STROBE A
VCC 2C3 2C2 2C1 2C0
2G SELECT
13 12
16 15 14 11
2C3 2C2 2C1 2C0
2G
B B A
B B A
1G
1C3 1C2 1C1 1C0
2 4 5
1 3 6
STROBE B 1C3 1C2 1C1 1C0
1G SELECT
DATA INPUTS
11
D/A
CONVERTER
ENHANCED
MULTI-LEVEL
WITH
DELTA-SIGMA
MODULATOR
D/A
CONVERTER
OUTPUT
2Y
10 9
2Y
A
A
1Y
7 8
OUTPUT GND
1Y
10 9
OUTPUT AMP AND
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
POWER SUPPLY
4 5 6 7 8
IC1407, 1503 TC7WH157FU (TE12R) (DIGITAL Board)
SELECT 11 1
S
1A 2 1A
INPUT
1B 3 1B
4
OUTPUT 1Y 1Y
2A 5 2A
INPUT
6
2B 2B
OUTPUT 2Y 7 2Y
3Y
GND 8
STR-DA2ES/DB1080
16
V
CC
G 15 STROBE
4A
4A 14
INPUT
4B
13
4B
4Y 11 12 4Y OUTPUT
3A
3A 11
INPUT
10 3B
3B
3Y
9 OUTPUT
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