Read Sony CDP-CX555G Service Manual online
49
CDP-CX555G
Pin No.
51 to 57
58
59
60, 61
62
63 to 70
71 to 73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
I/O
I/O
–
–
O
O
O
O
–
–
–
I
I
I
I
I
I
I
I
I
I
I
I
O
I
I
I
I
I
I
I
I/O
O
O
I
Pin Name
D1 to D7
BVDD
BVSS
A13, A14
A0
A5 to A12
A1 to A3
AVDD
AVSS
AVREF
ADJ
DOORSW
LDSW
KEY0
DJOG2
TJOG2
TJOG1
DJOG1
KBDI
DSENS
TSENS1
TSENS3
KBDO
POWER
TSENS2
TSENS4
KBCI
ACIN
SCOR
MP3REQ
SDA/SI0
RFSW/SO0
SCL/SCK0
FLDATA_I
Description
SRAM data bus
Power supply (I/O port)
Ground (I/O port)
SRAM address signal output
SRAM address signal output
SRAM address signal output
SRAM address signal output
Power supply (A/D converter)
Ground (A/D converter)
Reference voltage for A/D converter
selector (ADJ/AFADJ)
Door switch signal input (A/D)
Loading switch signal input (A/D)
Key data signal input (A/D)
Jog signal input
AMS jog signal input
AMS jog signal input
Jog signal input
Keyboard data input
Disc sensor signal input
Table sensor signal input
Table sensor signal input
Keyboard data output
POWER key signal input
Table sensor signal input
Table sensor signal input
Keyboard clock input
AC power detection signal input
Sync signal input from the DSP
MP3 request signal input from the IC104
MP3 IIC data input or output
Mode selection signal output to the RF amplifier (IC103)
MP3 clock output to the IC104
Data input from the fluorescent indicator driver
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