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MICROCOMPUTER'S TERMINAL DESCRIPTION
3 7 63 1515 0
Pin No.
Name
45
PS1-0
46
PS1-1
47
PS1-2
48
PS2-0
49
PS2-1
50
BEEP
51
DSI
52,53
NC
54
LOE/LIM SW
55
MO SW
56
LO/EJ
57
M-STOP
TE
L 13942296513
58
M-RST
59
M-MUTE
60
RESET
61
REMO
62
R-CLK
63
CH-REQC
64
LOS SW
65
KEY-REQ
66
12EJE SW
67
Vss0
68
VDD1
69
X2
70
X1
71
IC
72
XT2
73
XT1
74
VDD0
75
AVREF0
76
S-METER
www
77
NOISE
78
PHONE
.
79
NC
80
AVCONT
I/O
Description
Power supply IC SW1 control 0
O
Audio 8V, P-CON
Power supply IC SW1 control 1
O
Audio 8V, P-CON
Power supply IC SW1 control 2
O
P-ANT
Power supply IC SW2 control 0
O
ILL, FM, AM
O
Power supply IC SW2 control 1
ILL, FM, AM
BEEP
O
DSI control
O
Not used (out put L)
I
CD mechanism down & limit detection
O
CD mechanism loading motor control output
I/O
CD mechanism loading/Eject switching terminal
O
Stop output to the CD mechanism
O
Reset output to the CD mechanism
I
Mute input from the CD mechanism
Reset input from the System microcomputer
I
Remote control input
I
RDS clock input
I
Request input from the changer (new 5L)
I
CD mechanism loading's switch detected
I
Key input detected (11pin L connected to the DATA L)
I
12cm disc detected
∆3 MAIN X'tal oscillating circuit
∆3 MAIN X'tal oscillating circuit
TEST
Not used
VDD
A/D converter reference voltage control output,
connection to the 80pin AVCONT
I
S-meter input
I
FM noise detection input
x
ao
u163
y
I
2way mute
i
O
Not used (output L)
O
A/D converter standard voltage control output
2 9
8
BA4911 SW1
PS1-2
PS1-1
L
L
L (H)
L
H
BA4911 SW2
PS2-1
L
L (H)
H
H : Light on, L : Light off, When panel attached, output L
When panel detached, flashing at the panel (H/L)
FIX model is output L
H : Chucking detection, L : Normal
H : Loading, Eject, Break, L : Play
H : Eject, L : Loading
H : Play, L : Stop
Q Q
3
6 7
1 3
1 5
H : Normal, L : CD mechanism reset
H : mute off, L : mute on
Except RDS model : output L
H : Changer detection, L : Request
Except Changer model : output L
H : No disc, L : DISK IN (Loading Start)
H : Key no input, L : Key input (edge key data reading start)
L : 12cm disc
∆3 4.19MHz X'tal connection
∆3 4.19MHz X'tal connection
OPEN
Connected to VDD
∆3
co
2.5V or greater : NAVI MUTE, 1.0V or less : TEL MUTE
Except phone mute model : output L
.
H : During A/D converter active, Same timing with PON
KDC-1022/122P
9 4
2 8
Processing Operation
Power supply IC output
PS1-0
A8V
P-CON P-ANT
L
L
STANDBY
H (L)
ON
OFF
H
H
ON
ON
H
H
ON
ON
Power supply IC output
PS2-0
ILLUMI
FM
L
STANDBY
H (L)
ON
ON
H
ON
OFF
0 5
8
2 9
9 4
2 8
m
9 9
OFF
OFF
ON
AM
OFF
ON
9 9
5
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