Sony STR-DB2000 Service Manual page 73

QQ
3 7 63 1515 0
IC2011, 2207, 2431 TC7WH157FK (TE12R)
EN G
A 1
A Y
2
B B Y
Y 3
GND 4
TE
L 13942296513
IC2121 LC89056W-E
CE 37
CL 38
XSEL 39
MICROCOMPUTER
MODE0 40
INTERFACE
MODE1 41
DGND 42
DVDD 43
DOSEL0 44
DOSEL1 45
CKSEL0 46
CKSEL1 47
XMODE 48
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8 VCC
11 7 ST
11 6 SELECT
5
Y
36 35 34 33 32 31 30 29
SAMPLING
FREQUENCY
LOCK
DETECT
DATA
DEMODULATOR
INPUT
CIRCUIT
1 2 3 4 5 6 7
x ao
y
i
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8
IC2012-2015 DSD1800DBR
VREFL 1
VREF L
AGNDL 2
VCOML 3
VINL+ 4
DELTA-SIGMA
VINL– 5
MODULATOR (L)
DGND 6
VDD 7
S/M 8
CLK
SCKI 9
CONTROL
BCK 10
Q Q
3 6 7 1 3
28 27 26 25
24 AUDIO
C BIT PA/PB
DETECT DETECT
23 EMPHA
22 XIN
21 XOUT
X' TAL
20 XMCK
19 DVDD
18 DGND
17 XSTATE
16 DATAO
15 LRCK
14 BCK
TIMING
13 CKOUT
PLL
8 9 10 11 12
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STR-DA2000ES/DB2000
2 9 9 4 2 8
VREF R
DELTA-SIGMA
MODULATOR (R)
SERIAL OUTPUT
INTERFACE
1 5 0 5 8 2 9 9 4
IC2402, 2430 TC7WH74FU (TE12R)
8 7 6 5
S R Q
C D Q
1 2 3 4
m
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9 9
20 VREFR
19 AGNDR
18 VCOMR
17 VINR+
16 VINR–
15 AGND
14 VCC
13 NC
12 DSDR
11 DSDL
2 8 9 9
73