Read Sony DVP-CX777ES Service Manual online
109
DVP-CX777ES
•
MB BOARD IC403 CXD1935Q (AV DECODER)
Pin No.
Pin Name
I/O
Description
1
IOVDD00
—
Power supply terminal (+3.3V) (for digital system)
2 to 5
HDATA0 to
HDATA3
I/O
Two-way data bus terminal
6
CVS00
—
Ground terminal (for digital system)
7 to 10
HDATA4 to
HDATA7
I/O
Two-way data bus terminal
11
CVD00
—
Power supply terminal (+1.8V) (for digital system)
12 to 15
HDATA8 to
HDATA11
I/O
Two-way data bus terminal
16
IOVSS00
—
Ground terminal (for digital system)
17 to 20
HDATA12 to
HDATA15
I/O
Two-way data bus terminal
21
CVS01
—
Ground terminal (for digital system)
22
ACLK
I
Audio clock signal input from the clock generator
23
CVD01
—
Power supply terminal (+1.8V) (for digital system)
24
ACH12O
O
Audio data (for front) output to the audio DSP
25
ACH34O
O
Audio data (for rear) output to the audio DSP
26
ACH56O
O
Audio data (for center and woofer) output to the audio DSP
27
IOVDD01
—
Power supply terminal (+3.3V) (for digital system)
28
LRCKO
O
L/R sampling clock output to the audio DSP
29
BCKO
O
Bit clock output to the audio DSP
30
DO
O
Serial data output terminal Not used
31
CDIN2I
I
Digital audio data input from the DSP
32
CDIN1I
I
Serial data input from the DSP
33
IOVSS01
—
Ground terminal (for digital system)
34
CDBCKI
I
Bit clock input from the DSP
35
CDLRKI
I
L/R sampling clock input from the DSP
36
CVS02
—
Ground terminal (for digital system)
37 to 40
DT0I to DT3I
I
Stream data input from the DSP
41
IOVDD02
—
Power supply terminal (+3.3V) (for digital system)
42 to 45
DT4I to DT7I
I
Stream data input from the DSP
46
CVD02
—
Power supply terminal (+1.8V) (for digital system)
47
ICLKI
I
Stream data bus clock signal input from the DSP
48
IERRIN
I
Stream data bus error flag signal input from the DSP
49
ISTARTIN
I
Stream data bus header signal input from the DSP
50
IVALIN
I
Stream data bus acknowledge signal input from the DSP
51
IREQON
O
Stream data bus request signal output to the DSP
52
IOVSS02
—
Ground terminal (for digital system)
53
IOAVSS00
—
Ground terminal (for analog system)
54
AVDD00
—
Power supply terminal (+3.3V) (for analog system)
55
YOUT
O
Y (luminance) analog video signal output terminal Not used
56
AVSS00
—
Ground terminal (for analog system)
57
GOUT
O
Green analog video signal output terminal Not used
58
AVDD01
—
Power supply terminal (+3.3V) (for analog system)
59
ROUT
O
Red analog video signal output terminal Not used
60
AVSS01
—
Ground terminal (for analog system)
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