Kenwood KDC-MP632U Service Manual page 8

KDC-MP632U
KDC-W6534U/UY/X590/X7533U
QQ
MICROCOMPUTER'S TERMINAL DESCRIPTION
3 7 63 1515 0
Pin No. Pin Name
82 MUTE PRE R
83 MUTE PRE L
84 MUTE 0
85 MUTE 1
86 MUTE 2
87 LINE MUTE
88 MUTE PRE SW
89 PWIC DC DET
90 LX RST
91 MUTE C
92 NC
93 RDS NOISE
94 AVSS
95 TUN SMETER
96 VREF
TE
L 13942296513
97 AVCC
98 LX DATA S
99 LX DATA M
100 LX CLK
Truth value table
q AFS CONTROL
RDS AFS M
AFS LOW L
AFS MID L
AFS HIGH Hi-Z
w CD MOTOR CONTROL
CD MOTOR
Stop L
Load H
Eject H
Brake H
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8
I/O Application
O Rch preout mute
O Lch preout mute
I/O E-VOL front mute
I/O E-VOL rear mute
I/O E-VOL mute (Except front/rear)
I Line mute detection
I/O NF preout mute
I DC offset error detection
O Forced reset to slave unit
I/O E-VOL mute
- Not used
I FM noise detection
-
I S-meter input
-
-
I Data from slave unit
I/O Data from and to slave unit
I/O LX-BUS clock
Condition
No sound output with AF search
Sound output with AF search
Normal reception
CD LOADING/EJECT
L
L
H
Hi-z
x ao
y
i
8
Truth
Value Table
CD MUTE R is Lo: H (CD playing), Momentary power
down: H, L: DUAL ZONE or NAVI INT
CD MUTE L is Lo: H (CD playing), Momentary power
down: H, L: DUAL ZONE or NAVI INT
L: Mute ON, Hi-Z: Mute OFF
L: Mute ON, Hi-Z: Mute OFF
TEL mute: Below 1V
NAVI mute: Over 2.5V
L: Mute ON, Hi-Z: Mute OFF
OFF fixed: Selecting REAR in REAR/SUB selection
H: Reset, L: Normal
L: Mute ON, Hi-Z: Mute OFF
L fixed
Connects to P.ON
Q Q
3 6 7 1 3
Connects to VCC
e DESTINATION SW
TYPE 3 TYPE 2 TYPE 1
(Pin 65) (Pin 64) (Pin 63)
0 0
0 0
0 1
0 1
1 0
1 0
1 1
1 1
r TUNER TYPE
u163
Kenwood brand model
.
OEM model 1
OEM model 2
OEM model 3
2 9 9 4 2 8
Processing / Operation / Description
1 5 0 5 8 2 9 9 4
DESTINATION
0 K KDC-X590
1 K KDC-MP632U
0 E KDC-W6534U/UY
1 E DPX501U/UY
0 M KDC-X7533U
1 M DPX-MP2090U
0 K DPX501
1 J DPX-U077
m
TUN TYPE1 TUN TYPE2
(Pin 66) (Pin 67)
co
L
L
H
H
9 9
2 8 9 9
MODEL
L
H
L
H