Pin
No.
Mark I/O Function
12 TVSW I Traverse innermost
detection switch signal
input terminal
13 DISC IN I Disc detection switch
signal input terminal
14
REFLECT
I Reflection rate switch
signal input terminal
15 LOAD
SW0
(OPEN)
I Loading mechanism
position det. Switch 0
signal input terminal
16 LOAD
SW1
(TRG)
I Loading mechanism
position det. Switch 1
signal input terminal
17 LOAD
SW2
(PLAY/
REC)
I Loading mechanism
position det. Switch 2
signal input terminal.
18 LOAD
SW3
(PLAY)
I Loading mechanism
position det. Switch 3
signal input terminal
19
PROTECT
I Erase prevention switch
signal input terminal
20 MMOD — Connected to GND
21 RST I Reset signal input terminal
(“L”:Reset)
22 UNIT
TEST
I Test signal input terminal
(Open)
23 CS2 I Test signal input terminal
(Open)
24 SCTSY I Micro computer interrupt
signal input terminal (SUBQ/
ADIP simultaneous signal)
25 MDISY I Micro computer interrupt
signal input terminal (MD
simultaneous signal)
26 PANEL
REQ
I Panel I/F request signal
input terminal
27
~29
LED
OUT1
~LED
OUT3
O Drive signal output terminal
to LED DRIVE (“H”:LED ON)
30 TEST02 O Test signal output terminal
(Not used, open)
31
V
DD
2(3V)
I Power supply terminal (+3V)
32 OSC1 I Crystal oscillator input
terminal (f=10.02MHz)
48