Kenwood W8027 CD Player User Manual


 
KDC-MP925/W8027
6
Pin No. Pin Name I/O Description / Processing Operation
Fig
18 TEST - NC (GND)
19 DIAG I Over voltage/Over current detection terminal (Normal : H, Bad condition : L)
20 MUTE O MUTE output terminal (ON : OPEN, OFF : L)
21 PRE MUTER O PREOUT (Rch) muting control terminal
22 PRE MUTEL O PREOUT (Lch) muting control terminal
23 BU DET I
Momentary power dropped detection terminal (No Backup, Momentary power dropped : H, Backup : L)
24 ACC DET I ACC detection terminal (With ACC : L, Without ACC : H)
25 FOCUS I/O WOW/FOCUS control terminal (FOCUS HI : H, FOCUS LOW : L)
26 EXT AMP CONT O External amplifier control terminal
27 DIMMER I Small lamp detection terminal (ON : L, OFF : H)
28
ANT CONT(TYPE2)
I/O Antenna control/Destination select terminal (TUNER ON : H)
29 P ON I/O SW14V, SW5V control terminal (POWER ON : H, POWER OFF : Hi-Z)
30 ILL ON I/O FL, illumination control terminal (ON : H, OFF : Hi-Z)
31 RESET I Reset input terminal
32,33 XT1/XT2 - Sub clock (32.768KHz)
34 REGC - Connect to 1µF capacitor
35,36 X2/X1 - Main clock (20MHz)
37 VSS - GND
38 VDD - AVR 5V
39 CLKOUT - NC
40 LX REQ M O Communication request to external slave unit (Request : L)
41 LX MUTE I Mute request from external slave unit (MUTE : H)
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42 LX CON O External slave unit (ON : H, OFF : L)
43 LX RST O Reset output to external slave unit (Normal : L, After system reset : H 400ms or more and then L)
44 CD MECHA+B O CD4.7V output terminal (CD : H, Except CD source : L)
45,46 TYPE0/TYPE1 I Destination select terminal
47,48
IC2 TYPE0/TYPE1
I IC2 destination select terminal
49 PAN5V O Panel 5V control terminal (ON : H, Momentary power dropped : Hi-Z)
50 E2P5V I/O E2PROM, D/A converter power supply control terminal (ON : L, OFF : Hi-Z)
51 DSI I/O DSI control (ON : L, OFF : Hi-Z)
52 MC REQ O Communication request to panel microprocessor
53 PAN RST O Reset output to panel microprocessor (Normal : H, Reset, Momentary power dropped : L)
54 WOW MODE3 O WOW control terminal 1
55 DVDD - AVR 5V
56 DVSS - GND
57 SC CON O Panel microprocessor control terminal (POWER OFF, ACC OFF : L)
58 M RST O Reset output to CD mechanism (Normal : H, Reset : L)
59 M STOP O Stop request to CD mechanism (STOP : L, CD : H)
60 CD SW3 I CD DOWN SW detection terminal (CD disc chucking : H)
61 LO/EJ I/O CD mechanism loading/ eject selector (STOP, Brake : Hi-Z, LOADING : L, EJECT : H)
MICROCOMPUTER’S TERMINAL DESCRIPTION