Pin No.
Pin Name
I/O
Description
ACTIVE
H
L
1
VDD
-
Power 5.0V).
2
REMOCON
I
Remote control signal input.
KAF-3030 only
3
VDD
-
Power 5.0V).
4,5
NC
-
Unused.
6
MAIN MUTE
O
Control port of audio muting.
OFF
ON
7
MD REC MUTE
O
MD REC muting control.
8
TAPE REC MUTE
O
TAPE REC muting control.
9
POWER RELAY
O
Control port of standby relay.
10
SP. RELAY A
O
A speaker relay control.
11
SP. RELAY B
O
B speaker relay control.
12
DVD RELAY
O
DVD relay control port.
13-15
NC
-
Unused.
16
SP. A IN
I
Input port of A speaker selector.
17
SP. B IN
I
Input port of B speaker selector.
18
NC
-
Unused.
19
STB
O
Strobe output to input selector.
20
CLK
O
Clock output to input selector.
21
DATA
O
Data output to input selector.
22
SYSCON DATA
I/O
System serial data input/output.
KAF-3030 only
23
SYSCON BUSY
I/O
System serial busy input/output.
KAF-3030only
24
KEY IN
I
Input port of key signal.
25
VOLUME DOWN
O
Control port of motor volume(down).
ON
OFF
26
VOLUME UP
O
Control port of motor volume(up).
ON
OFF
27
MD/CD-R LED
O
Control port of MD/CD-R LED.
28
TAPE LED
O
Control port of TAPE LED.
29
AUX LED
O
Control port of AUX LED.
30
RESET
I
Reset signal input.
31
EXTAL
-
10MHz oscillator.
32
XTAL
-
10MHz oscillator.
33
VSS
-
Ground.
34
TUNER LED
O
Control port of TUNER LED.
35
CD/AD-DA CD
O
Control port of CD/AD-DA CD LED.
36
PHONO LED
O
Control port of PHONO LED.
37
DVD DIRECT LED
O
Control port of DVD DIRECT LED.
38
SOURCE LED
O
Control port of SOURCE LED.
KAF-3030 only
39
LOUDNESS LED
O
Control port of SOURCE LED.
KAF-1030 only
40
MUTE LED
O
Control port of MUTE LED.
KAF-1030 only
41
STNDBY LED
O
Control port of STANDBY LED.
KAF-3030 only
42
MAIN VOL. LED
O
Control port of vol. LED.
43
LOUDNESS
O
Control port of loudness. LED.
KAF-1030 only
OFF
ON
44-71
NC
-
Unused.
72
VDD
-
Power 5.0V).
73
NC
-
Unused.
74,75
ENCODER IN
I
Data input of encoder(input selector).
76,77
ENCODER SP
-
Unused.
78
POWER OFF
I
Power off signal input.
OFF
ON
79
PROTECTION
I
Detection port of protection.
OFF
ON
80
3030/1030 SEL
-
Unused.
KAF-1030/3030R
5
CIRCUIT DESCRIPTIONS
1. Microprocessor
Pin description
