28
CDX-M30
51
MD2
I
Signal input for operation mode designation. (Fixed at L in this set)
52
KEYACK
I
Key acknowledge detection signal input
53
TU_ATTIN
I
Tuner mute zero cross detection signal input (Fixed at L in this set)
54
BUIN
I
Backup power supply detection signal input
55
NCO
O
Not used. (Open)
56
DAVN
I
RDS data block synchronized detection signal input from RDS receiver IC.
(Fixed at L in this set)
57
NCO
O
Not used. (Open)
58
UNISI
I
SONY-BUS data signal input
59
UNISO
O
SONY-BUS data signal output
60
UNISCK
O
SONY-BUS clock signal output
61 to 63
NCO
O
Not used. (Open)
64
SIRCS
I
Remote control signal input
65 to 67
NCO
O
Not used. (Open)
68
FLASH_W
I
Memory mode select signal input (Fixed at H in this set)
69
NCO
O
Not used. (Open)
70
DOOR_SW
I
Front panel open/close detection signal input
71
RC_IN1
I
Rotary commander shift key signal input
72
ACC_IN
I
Accessory power supply detection signal input
73
TESTIN
I
Test mode detection signal input (Fixed at H in this set)
74
TELATT
I
Telephone attenuator detection signal input
75
ILLUIN
I
Illumination detection signal input (L: illumination ON, H: illumination OFF)
76
AD_ON
O
A/D converter power supply control signal output
77
RESET
I
Reset signal input
78
NCO
O
Not used. (Open)
79
XOUT
O
Sub-clock signal output (32.768 kHz)
80
XIN
I
Sub-clock signal input (32.768 kHz)
81
VSS1
—
Ground
82
OSCIN
I
Main-clock signal input (18.432 MHz)
83
OSCOUT
O
Main-clock signal output (18.432 MHz)
84
VCC3
—
Power supply pin (+3.3 V)
85
INI_RS
I
Rear/sub initial select signal input (H: initial rear)
86
ATT
O
Audio mute control signal output
87
BUSON
O
Bus ON signal output
88
SYSRST
O
System reset signal output
89
EJECT_OK_SW
O
Eject OK signal output
90 to 92
NCO
O
Not used. (Open)
93
Z-MUTE
I
CD zero cross mute detection signal input
94
NCO
O
Not used. (Open)
95
DEMOSEL
I
Demo select signal input (H: Demo ON)
96
INI_COL
I
Initial color setting signal input (L: white)
97
NCO
O
Not used. (Open)
98
CD_ON
I
CD mechanism servo power control request signal input
99
CDM_ON
I
CD mechanism deck power control request signal input
100
OPEN-MUTE
O
Mute signal output at during the AUX source mode. (L: other, H: keep)
Pin No.
Pin Name
I/O
Pin Description
