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81
HCD-HPX9
Pin No.
Pin Name
I/O
Description
47
SW2-2
I
CD loading position switch input terminal
(LOD POSITION)
48
SW1 (OPEN)
I
CD open switch input terminal
49
ELV NEG
O
Elevator up/down motor control signal output
50
ELV POS
O
Elevator up/down motor control signal output
51
LOD NEG
O
Loading motor control signal output
52
LOD POS
O
Loading motor control signal output
53
SW-POWER
O
Sub power block on/off control signal output terminal
54
—
O
Not used
55
XTCN
O
Oscillator control signal output to the CD DSP
56
—
O
Not used
57
CD BD POWER
O
Power on/off control signal output for CD block
58
RDS DATA
I
RDS serial data input terminal (AEP only)
59
CDM80 LOAD-OUT
O
Loading motor control signal output (loading out direction)
60
CDM80 LOAD-IN
O
Loading motor control signal output (loading in direction)
61
(TRIGGER SW)
I
12cm DISC switch “L”: switch on
CDM80 SW3
62
VCC
—
Power supply terminal (+3.3V)
63
(OUT SW)
I
Out switch input terminal “L”: switch on
CDM80 SW1
64
VSS
—
Ground terminal
65
(CHUCK SW)
I
Chuck switch input terminal “L”: switch on
CDM80 SW2
66
FAN DRIVE
O
Fan motor drive signal output terminal Not used
67
ST MUTE
O
Tuner muting on/off control signal output terminal
68
ST STEREO
I
FM stereo detection signal input from the tuner unit “L”: stereo
69
ST TUNED
I
Tuning detection signal input from the tuner unit “L”: tuned
70
ST CE
O
Chip enable signal output to the FM/AM tuner unit
71
ST DATA OUT
O
Serial data output to the FM/AM tuner unit
I
Serial data input from the FM/AM tuner unit
O
Serial data transfer clock signal output to the FM/AM tuner unit
I
System wake up signal input terminal in the standby status
I
Tape play switch input terminal
O
Plunger driver signal output terminal “L”: plunger on
O
Capstan/reel motor drive signal output terminal “L”: forward, “H”: reverse
O
REC bias on/off control signal output terminal “H”: REC bias on
O
PB/REC switching control signal output terminal “L”: PB
O
Relay drive signal output for main power supply “H”: power on
81
WATPOW
O
Not used
82
TC DOOR SW
I
Tape deck lid open/close detection signal input terminal
83
LINE MUTE
O
Line muting on/off control signal output terminal “H”: muting on
84
PROTECT
I
Protect signal input from the amplifier circuit “L”: protect
85
SP RELAY
O
Speaker on/off relay drive signal output terminal “L”: speaker off
86
AMP POWER
O
AMP muting on/off control signal output terminal “H”: AMP on
87
EQ DATA
O
Serial data output to the electrical volume
88
EQ CLK
O
Serial data transfer clock signal output to the electrical volume
89 to 91
KEY3 to KEY1
I
Front panel key or headphone detection input terminal (A/D input)
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