SCD-XA333ES - Sony Audio Service Manual (repair manual). Page 73

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73
SCD-XA333ES
Pin No.
Pin Name
I/O
Description
49
SOUT DSD
O
Serial data output to the DSD decoder (IC801) and CXD9647R (IC803)
50
SCK DSD
O
Serial data transfer clock signal output to the DSD decoder (IC801) and CXD9647R (IC803)
51
BUSY DP
I
Busy signal input to the display controller (IC1001)
52
SD IN
I
Serial data input to the display controller (IC1001)
53
SDOUT
O
Serial data output to the display controller (IC1001)
54
SLK
O
Serial data transfer clock signal output to the display controller (IC1001)
55
VSS
Ground terminal (digital system)
56
REQ
O
Request signal output to the display controller (IC1001)
57
FCS BST
O
Focus boost signal output terminal    Not used (open)
58
GFS DVD
I
Guard frame sync signal input from the CXD1882R (IC701)
59
MUTE CD
O
Muting on/off control signal output to the CXD3008Q (IC509)    “L”: muting on
60
MUTE 2D
O
Muting on/off control signal output to the BA5983FP (IC502)    “L”: muting on
61
MUTE LOAD
O
Muting on/off control signal output to the BA5912AFP (IC512)    “L”: muting on
62
FG
I
Frequency generator signal input from the BA5983FP (IC502)
63
SP ON
o
Muting on/off control signal output to the BA5912AFP (IC512)    “L”: muting on
64
JIT
I
Jitter signal input terminal
65
TE
I
Tracking error signal input from the CXD1881R (IC001)
66
PI
I
Pull in signal input from the CXD1881R (IC001)
67
FE
I
Focus error signal input from the CXD1881R (IC001)
68
AVSS
Ground terminal (for A/D converter)
69
AVREF
I
Reference voltage input terminal (for A/D converter)
70
AVDD
Power supply terminal (+3.3V) (for A/D converter)
71
GFS CD
I
Guard frame sync signal input from the CXD3008Q (IC509)
72
SCLK CD
O
SENSE serial data reading clock signal output to the CXD3008Q (IC509)
73
NC
Not used (open)
74
FOK CD
I
Focus OK signal input from the CXD3068Q (IC509)
75
LOCK CD
I
GFS is sampled by 460 Hz    “H” input when GFS is “H”
76
RF AD CE
O
Chip enable signal output to the A/D converter    Not used
77
SP DW
O
Serial data transfer clock signal output to the CXD1881R (IC001)
78
EEPSIO
I/O
Two-way data bus with the EEPROM (IC903)
79
EEPSCL
O
Clock signal output to the EEPROM (IC903)
80
RXD
I
Serial data input from the RS-232C (for check)
81
TXD
O
Serial data output to the RS-232C (for check)
82
SDCLK RF
O
Clock signal output to the CXD1881R (IC001)
83
SDATA RF
I/O
Two-way data bus with the CXD1881R (IC001)
84
XWR
O
Write strobe signal output to the CXD1882R (IC701) and I/O expander (IC902)
85
XRD
O
Read strobe signal output to the CXD1882R (IC701) and I/O expander (IC902)
86
PWE
I
Control signal input from the RS-232C (for check)
87
VDD
Power supply terminal (+3.3V)  (digital system)
88
VSS
Ground terminal (digital system)
89 to 91
A0 to A2
O
Address signal output to the CXD1882R (IC701) and I/O expander (IC902)
92 to 96
A3 to A7
O
Address signal output to the CXD1882R (IC701)
97
INIT DF
O
Initial signal output to the digital filter (IC115, IC215, IC315)
98
LATCH DF
O
Latch signal output to the digital filter (IC115, IC215, IC315)
99
SHIFT DF
O
Shift signal output to the digital filter (IC115, IC215, IC315)
100
SCDATA DF
O
Serial data output to the digital filter (IC115, IC215, IC315)
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