Sony AVD-C70ES Service Manual page 78

AVD-C70ES
IC215 SN74ALVCH16841 (DVD Board)
LE
1OE 1 OE
1D1 2
1D2
3
GND
4
1D3
5
1D4 6
VCC 7
LATCH
1D5 8
1D6
9
GND
10
1D7
11
1D8 12
1D9 13
1D10
14
2D1 15
2D2 16
2D3
17
GND
18
2D4
19
2D5 20
2D6 21
LATCH
VCC 22
2D7
23
2D8 24
GND 25
2D9 26
2D10 27
2OE 28 OE LE
IC602 PCM1800 (DVD Board)
24
SINGLE-END
DEFERENTIAL
CONVERTER
1
78
56 1LE
55 1Q1
54 1Q2
53 GND
52 1Q3
51 1Q4
MODE0
50 VCC
MODE1
49 1Q5
48 1Q6
47 GND
46 1Q7
1Q8
45
44 1Q9
DOSEL0
43 1Q10
DOSEL1
CKSEL0
2Q1
42
CKSEL1
41 2Q2
XMODE
40 2Q3
39 GND
38 2Q4
2Q5
37
36 2Q6
35 VCC
34 2Q7
2Q8
33
GND
32
2Q9
31
30 2Q10
29 2LE
23 22 21 20 19
DIGITAL ∑
MODULATOR
DIGITAL ∑
MODULATOR
SINGLE-END
REFERENCE DEFERENTIAL
CONVERTER
2 3 4 5
IC606 LC89056W (DVD Board)
36 35 34 33 32
CE 37
CL 38
XSEL 39
MICROCOMPUTER
40
INTERFACE
41
DGND 42
DVDD 43
44
45
46
47
48
1 2 3
18 17 16
1/64
DECIMATION
FILTER
&
LOW-CUT
FILTER
CLOCK/
TIMING CONTROL RESET/
POWER CONTROL
6
31 30 29 28 27 26 25
C BIT PA/PB
DETECT DETECT
SAMPLING
FREQUENCY
LOCK
X' TAL
DETECT
DATA
TIMING
DEMODULATOR
PLL
INPUT
CIRCUIT
4 5 6 7 8 9 10
15 14 13
SERIAL I/O
INTERFACE
&
MODE/FORMAT
CONTROL
7 8 9 10 11 12
24 AUDIO
23 EMPHA
22 XIN
21 XOUT
20 XMCK
19 DVDD
18 DGND
17 XSTATE
16 DATAO
15 LRCK
14 BCK
13 CKOUT
11 12