6
KDC-X579
Pin No.
Pin Name
I/O
Application
Truth
Processing Operation Description
value table
14,15
Not used
O
Non variable illumination switch destination
16
DSI
I/O
EJECT KEY ILL, GUIDE ILL,
FLIP-DET “H” and PANEL-DET is “L” : “H” / “L”
DSI control terminal
FLIP-DET “H” and PANEL-DET is “H” : “L”
17
DIM CON
O
Dimmer control terminal
50ms interval : “H” / “L”
18
TEST
-
19
ILL CON
O
During FLIP DET ILL+B OFF
During FLIP DET “L” : H
20
VOL A
I
Volume key input
When looking at VOL, also look at FLIPDET
21
VOL B
I
Volume key input
When looking at VOL, also look at FLIPDET
22
MOSW
O
CD mechanism MOTOR IC SW
Loading, Eject, Brake : H
23
LO/EJ
I/O
CD mechanism LOADING, EJECT switching
STOP, Brake : Hi-Z, Loading : L, Eject : H
24
M STOP
O
STOP request to CD mechanism
25
M RST
O
Reset output terminal to CD mechanism
Normal : H, Reset : L
26
MUTE
I/O
MUTE terminal
Hi-Z : Mute ON, L : Mute OFF
27
LOE/LIM SW
I
CD DOWN SW DET terminal
H : Chucking
28
M-MUTE L
I
MUTE request terminal from CD mechanism
L : Mute request
29
M-MUTE R
I
MUTE request terminal from CD mechanism
L : Mute request
30
PANEL 5V
I/O
Panel 5V control terminal
Panel DET : L, Detached, Momentary power down : H
31
RESET
I
Normal : H, Reset : L
32
XT1
I
32kHz
33
XT2
I
32kHz
34
REGC
-
Connect 1
µ
F condenser to GND
35
X2
I
20MHz
36
X1
I
20MHz
37
VSS
-
38
VDD
-
39
CLKOUT
-
40
IC2 TYPE1
I
E-VOL setting switching terminal
41
IC2 TYPE0
I
E-VOL setting switching terminal
42~44
TYPE2~TYPE0
I
Destination switching terminal
e
45
CD MECHA+B I/O
Power supply control terminal for MP3
ON : L, OFF : Hi-Z
46
SW5V
I/O
Control terminal for SW5V
ON : L, OFF : Hi-Z
47,48
PS2-0, PS2-1
O
Control terminal for power supply IC
w
49~51
PS1-0~PS1-2
O
Control terminal for power supply IC
q
52
B.U-DET
I
Momentary power down DET terminal
BU DET : L, BU no DET (momentary power down) : H
53
ACC-DET
I
ACC DET terminal
ACC DET : L, ACC no DET : H
54
DIMMER
I
Small DET terminal
ON : L, OFF : H
55
BVDD
-
56
BVSS
-
57
EXT AMP CON
O
MICROCOMPUTER’S TERMINAL DESCRIPTION
