Kenwood KDC-MP5033U, Руководство по обслуживанию

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KDC-MP5033U/MP532U
KDC-W534UA/UAY/UG/UGY/W5534U/UY
●
SYSTEM
µ
-COM: IC101 on X34- (ELECTRIC UNIT)
Pin No. Pin Name I/O Application
Truth
Processing / Operation / Description
Value Table
1 ACC DET I ACC power supply detection L: ACC found, H: No ACC
2 BU DET I Momentary power down detection L: BU found, H: No BU or momentary power down
3 ILLUMI DET I Dimmer illumination detection L: ON, H: OFF
4 REMO I Remote control signal input Detects pulse width
5 NC - Not used Output L fixed
6 BYTE -
7 CNVSS -
8 XCIN I 32.768kHz
9 XCOUT I 32.768kHz
10 RESET -
11 XOUT - 12.0MHz
12 VSS -
13 XIN - 12.0MHz
14 VCC1 -
15 NMI - Not used
16 CN DET I Panel communication detection H: Panel opened, L: Panel closed
17 RDS CLK I RDS decoder clock input
18 LX REQ S I Communication request from slave unit
19 AUD MUTE O Mute control for IC10 and preout
20 PWIC STBY O Power IC standby control H: POWER ON, L: POWER OFF
21 PWIC SVR O SVR discharge circuit SVR discharge circuit
22 PWIC MUTE O Power IC mute
STANDBY source or momentary power down: L
TEL mute: L
23 LX REQ M O Communication request to slave unit
24 LX CON O Start-up request to slave unit H: Slave unit starts up, L: Slave unit stops
25 LX RST O Fouced reset to slave unit H: Reset, L: Normal
26 PWIC BEEP O Beep output
27 TUN SCL I/O Front-end I2C clock input and output MAX400kHz
28 TUN SDA I/O Front-end I2C data input and output
29 VFD DATA I/O VFD data input and output Data input and output
30 VFD INT I VFD INT input INT input
31 VFD CLK O VFD clock output 125kHz
H: Reset cancelled, L: Reset
32 VFD RST O VFD driver reset L: Momentary power down, panel detached or 11
minutes after ACC OFF
33 LX DATA M I/O Data to slave unit
34 LX DATA S I Data from slave unit
35 LX CLK I/O LX-BUS clock
36 VFD KEY REQ I Communication request from VFD driver Connects to INT
H: Normal, L: FM/AM seek or AF search
37 RDS AFS L 2 O RDS mute output
q
(L: Tuner SRC or Auto Zero)
*Same process as RDS AFS L (Pin 38)
38 RDS AFS L O RDS mute output
q
H: Normal, L: FM/AM seek or AF search
(L: Tuner SRC or Auto Zero)
MICROCOMPUTER’S TERMINAL DESCRIPTION