Pin No. Pin Name I/O Description ACTIVE
HL
1 VDD - Power supply(+5.0V).
2 REMOCON I Remote control signal input. KAF-3030 only
3 VDD - Power supply(+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 supply(+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
