Read Sony MCE-SV7 / MHC-SV7AV Service Manual online
37
MCE-SV7
Pin No.
Pin Name
I/O
Description
71
AGND-DAC
—
Ground terminal (for D/A converter)
72
RREF
I
Fix the video signal output level control
73
VREF
O
Reference voltage (+1.235V) output terminal
74
AVDD-DAC
—
Power supply terminal (+3.3V) (for D/A converter)
75
C-OUT
O
Chrominance video signal output terminal
76
AGND-DAC
—
Ground terminal (for D/A converter)
77
CLK-SEL0
I
GCK (pin <z/b ) selection terminal “L”: external clock, “H”: internal clock (fixed at “H”)
78
CLK-SEL1
I
DA-XCLK (pin ih) selection (1) terminal Fixed at “H” in this set
79
CLK-SEL2
I
DA-XCLK (pin ih) selection (2) terminal Fixed at “H” in this set
80
VSS
—
Ground terminal
81
RESERVED
I
Selection the operation clock 42.336 MHz (fixed at “L”)
82
VDD3
—
Power supply terminal (+3.3V)
83
DA-EMP
O
Not used (open)
84
RESERVED
O
Not used (open)
85
AGND-PLL
—
Ground terminal (for PLL system)
86
DA-XCLK
I
Main reference clock signal (16.9344 MHz=384fs) input from the D/A converter (IC509)
87
AVDD-PLL
—
Power supply terminal (+3.3V) (for PLL system)
88 to 90 PGIO4 to PGIO6
I/O
Not used (open)
91
PGIO0
I/O
Not used (open)
92
PGIO8
I/O
Not used (open)
93
VSYNC
O
Vertical synchronized signal output to the video CD controller (IC502)
94
AVDD-PLL
—
Power supply terminal (+3.3V) (for PLL system)
95 to 97
NC
O
Not used (open)
98
AGND-PLL
—
Ground terminal (for PLL system)
99
VSS
—
Ground terminal
100
NC
O
Not used (open)
101
HSYNC
O
Horizontal synchronized signal output to the video CD controller (IC502)
102
VDD3
—
Power supply terminal (+3.3V)
103
VCK-OUT
O
Not used (open)
104
VSS
—
Ground terminal
105
GCK
I
Not used (open)
106
VCK-IN
I
Main clock for video signal processor input from the D/A converter (IC509) (27 MHz)
107
GCKOUT/DA-EMP
O
Not used (open)
108
DA-LRCK
O
Digital audio L/R sampling clock signal (44.1 kHz) output to the D/A converter (IC509)
109
VDDMAX-OUT
O
Fix the maximum output voltage (+5V) certain output terminal
110
DA-DATA
O
Digital audio data output to the D/A converter (IC509)
111
DA-BCK
O
Digital audio bit clock signal (2.8224 MHz) output to the D/A converter (IC509)
112
HD-OUT
O
Serial data output to the video CD controller (IC502)
113
HRDY
O
Ready signal output to the video CD controller (IC502)
114
HINT
O
Interrupt request signal output to the video CD controller (IC502)
115
CDG-SCK
I/O
Not used (open)
116
VSS
—
Ground terminal
117
HCK
I
Serial data transfer clock signal input from the video CD controller (IC502)
118
VDD3
—
Power supply terminal (+3.3V)
119
HD-IN
I
Serial data input from the CD mechanism controller (IC502)
120
VDD3
—
Power supply terminal (+3.3V)
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