Kenwood DPX-MP3110 Service Manual page 9

MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No. Pin Name I/O
45 TAP SMOTOR2 - Not used
46 TAP METAL - Not used
47 TAP EQ MUTE - Not used
48 TAP FWD REV - Not used
49 TAP DOLBY B - Not used
50 TAP MS MODE - Not used
51 TAP MUSIC IN - Not used
52 PON MMOTOR - Not used
53 PON D5V I/O SW power supply control
54 PON ILL I/O Panel illumination power supply
Power supply control
55 PON I/O
A8V/SW5V/S7.5V/SMOT/MD5V
56 P CON O P.CON control
57 ANT CON O ANT CON control
58 ACC DET I ACC detection
59 BU DET I Momentary power-down detection
60 VCC2 -
61 PWIC STBY O Power IC standby
62 VSS -
63 TAP REEL R - Not used
64 TAP REEL F - Not used
65 PWIC MUTE O Power IC mute
66 TYPE 1 I A/D (5 patterns)
67 PWIC SVR O SVR forced discharge control
68 LX RST O Forced reset to slave unit
69 LX CON O Start-up request to slave unit
70 LX MUTE I Mute request from slave unit
71 LX REQ M O Communication request to slave unit
72 LX REQ S I Communication request from slave unit
73 eala LV I/O eala control
74 Bass LV I/O eala Bass control
75 Bass EN I/O eala Bass ON/OFF
76 eala EN I/O eala ON/OFF
77 EVOL SDA I/O Data output from system μ-com to I2C
77 E2P SDA I/O I2C clock for ROM correction
78 EVOL SCL I/O Clock output from system μ-com to I2C
78 E2P SCL I/O I2C data for ROM correction
Application
DPX-MP3110/MP3110S
DPX-MP5110U/MP5110US
Truth Value
Processing / Operation / Description
Table
L: ON, Hi-Z: OFF
H: ON, Hi-Z: OFF
Power supply ON: H, Power supply OFF: Hi-Z
POWER ON: H, POWER OFF: L,
STANDBY source: L
TUNER source: H, POWER OFF: L,
STANDBY source: L
ACC exists: L, No ACC: H
BU exists: L,
No BU or momentary power down: H
POWER ON: H, POWER OFF: L
Normal: H, STANDBY source or momentary
power down: L, TEL mute: L
H: Discharge, L: Normal
H: Reset, L: Normal
H: Slave unit ON, L: Slave unit OFF
H: Mute ON, L: Mute OFF
H: eala Hi, Hi-Z: eala Lo or OFF
H: eala Bass Hi, Hi-Z: eala Bass Lo or OFF
H: eala Bass ON, Hi-Z: eala Bass OFF
H: eala ON, Hi-Z: eala OFF
Communication speed: 200kHz-400kHz
Communication speed: 200kHz-400kHz
Communication speed: 200kHz-400kHz
Communication speed: 200kHz-400kHz
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