Sony STR-DH550 Service Manual page 46

STR-DH550/DH750
IC2203 LC89075WA-H (MAIN BOARD (5/7))
PVDD 64
63
RXIN1
62
RXIN2
61
RXIN3
RXIN4 60
59
RXIN5
RXIN6 58
RXIN7 57
56
RXIN8
55
DGND
54
DVDD
53
RXOUT
52
DGND
51
RXIN1A
50
RXIN2A
49
RXIN3A
48
VREF
47
AGND
46
AVDD
45
ADINL
44
ADINR
43
DGND
42
DVDD
41
DSTATE
40
INTB
39
SO
38
SI
37
SCK
36
CSB
35
XMODE
34
DVDD
33
DGND
IC2204 TC74VHC393FT (ELK) (MAIN BOARD (5/7))
14 13 12 11 10 9
Q Q Q
A B C
CLEAR A
CLEAR A
Q Q Q Q
A B C D
1 2 3 4 5 6
46
PGA
Stereo
ADC
PGA
Group: D (Input)
Group: C (Input)
S/PDIF
S/PDIF
MUX
15.3
DIR
Group: A (Input)
Master clock
Bit clock
LR clock II DSD
2ch data II DSD II 1,2/8ch data
Master clock Group: B (Input)
II 3,4/8ch data
Bit clock II 5,6/8ch data
LR clock II DSD II 7,8/8ch data
1,2/6ch data II DSD II Error
3,4/6ch data II Data mute
5,6/6ch data II Non-PCM
Group: C (Input)
Master clock II S/PDIF
Bit clock II S/PDIF
LR clock II DSD II S/PDIF
2ch data II DSD II S/PDIF
Group: C (output)
ADC data II C bit info
8
Q
D
7
ADC
DIR
Group: A
MUX
Group: B
(4x6):4
Group: C
ATT
Group: D
ADC
Group: A
MUX
Group: B
(4x5):4
Group: C
Group: D
Error
Data mute
Non . PCM
C bit info
MPIN4 (Error)
Clock & data
MPIN5 (Data mute)
MPIN6 (Non-PCM)
ADC data
DIR data
Group: A data
Group: B data
Group: C data
Group: D data
Micro
Controller
interface
Oscillation
Amplifier
Power-on
Reset
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
Output
Data
18
Level
Detector
19
20
21
22
23
24
25
26
27
28
29
30
31
32
LPF
PGND
MCKIN
BCKIN
LRCKIN
DATAIN
MPIN1
MPIN2
MPIN3
MPIN4
MPIN5
MPIN6
MCKOUT
BCKOUT
LRCKOUT
DATAOUT
DGND
DVDD
MPOUT1
MPOUT2
MPOUT3
MPOUT4
ERRF
MUTEB
NPCMF
MPIO1
MPIO2
MPIO3
MPIO4
XMCK
XOUT
XIN