Read Sony HCD-VP700 Service Manual online
62
HCD-VP700
I/O
Pin No.
Pin Name
51
INSW
I
Not used (connected to +5V)
52
OUTSW
I
Not used (open)
53
MODEL 1
I
Not used (open)
54
MODEL 2
I
Not used (open)
55
TBLL
I
Not used (open)
56
TBLR
I
Not used (open)
57
ENC 1
I
Not used (open)
58
ENC 2
I
Not used (open)
59
ENC 3
I
Not used (open)
60
—
I
Not used (open)
61
—
I
Not used (open)
62
VCC
I
Power supply (+5V )
63
—
I
Not used (open)
64
VSS
–
Ground
65
V. MUTE
O
Video mute signal output
66
DAC RESET
O
Audio DAC reset signal output
67 - 72
A5 to A0
I
Not used (open)
73
TEST LED
O
TEST LED terminal
74
TEST 1
I
Test mode terminal
75
TEST 2
I
Test mode terminal
76
TEST 3
I
Test mode terminal
77
DEVICE RESET
O
Device system rest output
78
STANDBY
I
Not used (open)
79
FL CS
I
Not used (open)
80
FL
I
Not used (open)
81
LPH
O
Not used (open)
82
LD ON
O
Laser diode ON/OFF signal output
83
SUBQ CLK
O
Sub-code Q data reading clock signal output
84
SUBQ DATA
I
Sub-code Q data input
85
CL680 HRDY
I
HRDY serial signal input
86
680 RESET
O
Reset signal output to the CL680 (IC505)
87
CL680 HSEL
O
Video CD select data of the host MPU (IC505)
88
DF LATCH
O
Digital filter latch output (IC509)
89
MIC CTRL
I
Not used (open)
90
KEY 1
I
Not used (open)
91
KEY 2
I
Not used (open)
92
KEY 3
I
Not used (open)
93
NY/PAL
I
Not used (open)
94
MUSIC VOL
I
Not used (open)
95
DSP DATA
O
Serial data output
96
AVSS
–
Ground terminal (for A/D conversion)
97
DSP LATCH
O
Serial data latch output
98
VREF
I
A/D converter reference voltage input (Connected to +5V)
99
AVCC
I
A/D converter +5V power supply (+5V) (for A/D conversion)
100
AMP. ON
I
Not used (open)
Discription
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