Kenwood DV-203, Руководство по обслуживанию, Страница: 14 / 58

DV-203/2070/DVF-5010/9010/K7010
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CIRCUIT DESCRIPTION
Pin No. Pin Name I/O Description
1 /RES I Input port of the microprocessor reset
2,3 X/ETAL I/O Port of ceramic oscillator
4,5 MD1/0 I Operation mode0(fixed H) and 1(fixed L)
6 /NMI – No use
7 /STBY – No use
8 VCC – Power 5V)
9 DSPCLK I Input port of the clock signal from the mechanism microprocessor
10 STATUS I Input port from the mechanism microprocessor reset
11 CMD O Output port to the mechanism microprocessor reset
12 VSS – GND
13,14 – – No use
15 /AS O Access mode of extra-address
16 /WR O Read mode of extra-address
17 /RD O Write mode of extra-address
18 REMOCON O Input port of remote control signal
19 DQSY I Input port of read signal from CD-TEXT IC
20
/2 CHANNEL O 2 channel H : except 2CH, L : 2CH
/CD O CD H : except CD, L : CD
21
BIT 0 O Bit 0 H : 16 or 20bit, L : 24bits
SYNCHRO BUSY I/O Synchro busy signal
22 SDATA I/O Synchro data signal
PANEL OPEN O Moving panel motor driver 0
23 IFS O Karaoke DSP serial clock output
CK O KARAOKE DSP/MIC volume IC clock output
PANEL CLOSE O Moving panel motor driver 1
24 IFD O Karaoke DSP serial data output
DATA O KARAOKE DSP/MIC volume IC data output
25
MUTE O DAC mute H : on, L : off
IFL O Karaoke DSP serial latch output
26
FS1 O Sampling frequency(FS)1 H : 44.1 or 48kHz, L : 96kHz
MIC-MUTE O Mic mute H : off, L : on
27 POWER O Power supply control port H : standby, L : power on
28
BIT 1 O Bit 1 H : 16bit, L : 20 or 24bits
ECHO-MUTE O Echo mute H : off, L : on
29 AVCC – Standard voltage for A/D
30
PANEL CLOSE SW I Moving panel close switch L : on
MIC REMOTE 1 I Mic remote control 1
31
PANEL OPEN SW I Moving panel open switch L : on
MIC REMOTE 0 I Mic remote control 0
32,33 KEY0,1 I Key input port 0,1
34 KEY2 I Key input port 2
35 VERSION I Model selector
36,37 – – No use
38 AVSS – GND for A/D
39 LED 96kHz O 96kHz sampling indicator H : on, L : off
40
LED DTS/MPEG O DTS/MPEG indicator H : on, L : off
2CH DOWN MIX O 2 channel down mix H : on, L : off
41 LED DVD O DVD indicator H : on, L : off
42
LED VIRTUAL SURR O Virtual Surround indicator H : on, L : off
LED STANDBY O LED standby H : on, L : off
43 BB-A1 I DAC data register address A1
44
BB-A0 I DAC data register address A0
STB O Mic volume IC latch output
45
BB-IW1 I DAC data bit IW1
SHUTTLE SW1 I Shuttle switch 1
46
BB-IW0 I DAC data bit IW0
SHUTTLE SW0 I Shuttle switch 0
47 VCC – Power supply
48
BB-SF1 I DAC sampling rate(SF1)
VOICE-DET I Voice defect H : voice, L : non-voice
2-2 Pin description
DV-203/DVF-5010(K) COVER1,1( 98.12.11 14:22 y [ W 24
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