Sony HCD-DZ770W Service Manual page 57

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3 7 63 1515 0
TE
L 13942296513
– I/O Board –
IC601 MC14052BDR2
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IC505 LC89056W-E
36
CE 37
CL 38
MICROCOMPUTER
INTERFACE
XSEL 39
MODE0 40
MODE
SELECT
MODE1 41
DGND 42
DVDD 43
DOSEL0 44
DOSEL1 45
CKSEL0 46
CKSEL1 47
SYSTEM
XMODE 48
RESET
1 2 3
IC514 SN74LV157APWR
VCC STROEE
16 15
O
S
1A
1 2
SELECT 1A
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2 9
8
35 34 33 32 31 30 29 28 27 26
C BIT
DETECT
SAMPLING
FREQUENCY
LOCK
CLOCK
DETECT
DATA
TIMING
DEMODULATOR
INPUT
CIRCUIT
4 5 6 7 8 9 10
Q Q
3 6 7 1 3 1 5
4A 4B 4Y 3A
14 13 12 11
4A 4B 4Y 3A
1B 1Y 2Y 2B
3 4 5 6
1B 1Y 2A 2B
IC203 NJM2235V (TE2)
IN 1 1
SW 1 2
IN 2 3
SW 2 4
co
.
HCD-DZ770W
9 4 2 8
25
24 AUDIO
PA/PB
DETECT
23 EMPHA
22 XIN
21 XOUT
20 XMCK
19 DVDD
18 DGND
17 XSTATE
16 DATAO
15 LRCK
14 BCK
13 CKOUT
PLL
11 12
0 5 8 2 9 9 4
3B 3Y
10 9
3B
3Y
2Y
7 8
2Y GND
BUFFER
BIAS
m
9 9
2 8 9 9
8 GND
7
OUT
6 VDD
5 VIN 3
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