Sony STR-KM22 Service Manual page 50

STR-KM22/KM55/KM77
IC2114 LC89075WA-H (MAIN BOARD (5/9))
PVDD 64
63
OPTICAL TV
62
OPTICAL SAT
61
HDMI SPDIF
ARC SPDIF 60
USB SPDIF 59
COAXIAL IN 58
57
RXIN7
56
RXIN8
55
DGND
54
DVDD
53
RXOUT
52
DGND
51
RXIN1A
50
RXIN2A
49
RXIN3A
48
VCOM
47
AGND
46
AVDD
45
ADINL
44
ADINR
43
DGND
42
DVDD
41
DSTATE
40
DIR INT
39
DIR_MISO
38
DIR_MOSI
37
DIR_SPICLK
36
DIR_CE
35
XMODE RESET
34
DVDD
33
DGND
IC2118 TC7WH157FK (MAIN BOARD (5/9))
8
11 7
11 6
EN G
A 1 A Y 5
B 2 B
Y
3
Y
GND 4
50
Stereo
PGA
PGA
Group: D (Input)
Group: C (Input)
S/PDIF
S/PDIF
MUX
15.3
Master clock
Bit clock
LR clock II DSD
2ch data II DSD II 1,2/8ch data
Master clock 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
Master clock II S/PDIF
Bit clock II S/PDIF
LR clock II DSD II S/PDIF
2ch data II DSD II S/PDIF
ADC data II C bit info
VCC
ST
SELECT
Y
ADC
DIR
Group: A
Group: B
ADC
Group: C (4x6):4
ATT
Group: D
ADC
Group: A
Group: B
(4x5):4
Group: C
Group: D
DIR
Error
Data mute
.
Non PCM
C bit info
MPIN4 (Error)
Clock & data
MPIN5 (Data mute)
MPIN6 (Non-PCM)
ADC data
DIR data
Group: A (Input)
Group: A data
Group: B data
Group: C data
Group: D data
Group: B (Input)
Controller
interface
Group: C (Input)
Oscillation
Amplifier
Group: C (output)
MUX
MUX
Output
Data
Level
Detector
Micro
Power-on
Reset
1 LPF
2 PGND
3 HDMI MCK
4
HDMI BCK
5
HDMI LRCK
6
SD0
SD1
7
8 SD2
9 SD3
10 GND
11 GND
GND
12
13 DSP MCK
DSP BCK
14
DSP LRCK
15
16 DSP DOUT
DGND
17
18 DVDD
DSP SID
19
20 DSP SIE
DSP SIF
21
22 MPOUT4
ERROR
23
24 XSTATE
NPCM
25
26 MPIO1
MPIO2
27
MPIO3
28
MPIO4
29
30 XMCK
31 XOUT
32 XIN