Kenwood KDC-MP5036U Service Manual page 7

MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No. Pin Name I/O
72 ACC DET I
73 BU DET I
74 ILLUMI DET I
75 S SYS REQ O
76 S SOC REQ I
77 PWIC MUTE O
78 PWIC STBY O
79 LINE MUTE I
80 PWIC DC DET I
81 IC2 SDA I/O
82 IC2 SCL I/O
83 NC -
84 MUTE AFS I/O
85 MUTE 0 O
86 MUTE 1 O
87 MUTE 2 O
88 MUTE PRE FR O
89 MUTE PRE SW O
90,91 NC -
92 RDS NOISE I
93 TUN SMETER I
94 AVSS -
95 NC -
96 VREF -
97 AVCC -
98 LX DATA S I
99 LX DATA M O
100 LX CLK I/O
Truth value table
q CD motor control
CD MOTOR (Pin50)
Stop L
Load H
Eject H
Brake H
Application
ACC power supply detection
Detection of momentary power down
Dimmer illumination detection
Communication request of system
µ-com → SOC
Communication request of SOC →
system µ-com
Power IC mute control
Power IC standby control
Line mute detection
DC offset detection
I2C data input/output
I2C clock input/output
Not used
AFS mute
E-VOL front mute
E-VOL rear mute
E-VOL SW mute
PRE-OUT mute for FR
PRE-OUT mute for SW
Not used
FM noise detection
S-meter input
Not used
Data from slave unit
Data to slave unit
LX-BUS clock
CD LOEJ (Pin49)
L
L
H
Hi-z
KDC- MP5036U/MP535U/W6537U/
W6537UY/X591
Truth
Processing / Operation / Description
Value Table
ACC found: L, No ACC: H
BU found: L, Momentary power down: H
L: ON, H: OFF
TEL mute: Below 1V, NAVI mute: Over 2.5V
Output L fi xed
L: Mute ON, Hi-Z: Mute OFF
L: ON, H: OFF
L: ON, H: OFF
L: ON, H: OFF
Mute is L during CD play: L
Momentary power down: L
Only condition when DUAL ZONE or NAVI INT: H fi xed
L: Mute ON, H: Mute OFF
Output L fi xed
Output L fi xed
w Destination setting
TYPE 2 (Pin64) TYPE 1 (Pin63)
0V 0V
0V 1.2V
0V 2.4V
0V 3.6V
1.2V 0V
2.4V 0V
3.6V 0V
MODEL
KDC-X591
KDC-MP5035U
KDC-MP535U
VISTEON
KDC-MP5036U
KDC-W6537U
KDC-W3537UY
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