Read Sony WX-C570 Service Manual online
– 73 –
Pin No.
Pin Name
I/O
Pin Description
55
PH3
I
Disc detection sensor input
56
CTL1
O
Driver IC control output 1
57
TAPEIND
O
TAPE IN LED drive output
58
CDIND
O
CD IN LED drive output
59
BASIND
O
D-BASS LED drive output
60
RST
–
Reset input
61
SCOR
I
SCOR signal detection input
62
CNIN
I
Track jump number count input
63
SELFSW
I
Disc self store detection input
64
SENS
I
SENS signal detection input
65
DBIND
O
DIGITAL LED drive output
66
BUIN
I
Backup power detection input
67
BUSON
I
BUS ON control input
68
VDD
–
Microcomputer power supply
69
X2
–
Main oscillator output (5 MHz)
70
X1
–
Main oscillator input (5 MHz)
71
IC
–
Not used. (Connect to GND.)
72
XT2
–
Not used.
73
XT1
–
Not used. (Connect to GND.)
74
AVDD
–
Power supply for A/D conversion.
75
AVREF
–
Reference voltage power supply for A/D conversion.
76
NIL
I
Not used. (Connect to GND.)
77
SPIN
I
Not used. (Connect to GND.)
78
TSTIN0
I
Load/Eject inhibit setting input
79, 80
NIL
I
Not used. (Connect to GND.)
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