Sony ICF-CD523 Service Manual page 31

Pin No.
Pin Name
70
VSS0
71
VDD0
72
XT2
73 XT1
74
IC
75
TRAY OPEN
76
TRAY CLOSE
77 to 80 KR0 to KR4
I/O
- Ground terminal
- Power supply terminal (+5V)
O Sub system clock output terminal (32.768 kHz)
I Sub system clock input terminal (32.768 kHz)
- Internal connection terminal (connected to ground)
O Motor drive signal output to the loading motor drive "H": disc tray out
O Motor drive signal output to the loading motor drive "H": disc tray in
I Key return signal input from the key matrix
Description
ICF-CD523
31