Kenwood DDX6027 Service Manual page 21

MICROCOMPUTER'S TERMINAL DESCRIPTION
Module
Pin No. Pin Name
(physical)
95 LX_DATA_M LX_M
96 FLASH_CLK FLASH
96 LX_CLK LX_M
97 NC
98 TV_JUDGE TV
99 TV_CLK TV
100 TUN_SDA FST
q Audio Selector 1 (TC4052BFT)
AUDIO_SW1_A AUDIO_SW1_B
L L
H L
L H
H H
∗ Input is reversed by transistor before entering selector.
y Destination setting for OEM
Destination TYPE0
Marketing 0
OEM1 0
OEM2 1
EU Installation 1
u TYPE4, TYPE3, TYPE2, TYPE1, TYPE0
Category Model
1DIN KVT-717DVD
KVT-627DVD
KVT-737DVD
KVT-767DVD
KVT-747DVD
KVT-747DVD
2DIN DDX7017
DDX7027
DDX7037
DDX7067
DDX7047
DDX7047
∗ Reserve terminal is pulled down.
I/O Application
O Data to slave unit
I CLK input at flash writing
I/O LX BUS clock
O
I TV tuner old/new identification
O Clock to TV unit
I/O F/E I2C data input/output terminal
Output
IN3 AVIN1
IN2 TV
IN1 AVIN2
IN0 LX
TYPE1
0
1
0
1
Destination TYPE4
K 0
E 0
M 0
V 0
X 0
R 0
K Reserve
E Reserve
M Reserve
V Reserve
X Reserve
R Reserve
DDX6027/6027Y/7017
DDX7037/7047/7067
Truth Value
Processing Operation Description
Table
H: Old, L: New
w Audio Selector 2 (TC4052BFT)
AUDIO_SW2_A AUDIO_SW2_B
L L
H L
L H
H H
∗ Input is reversed by transistor before entering selector.
TYPE3 TYPE2
0 0
0 0
0 0
0 1
0 1
0 1
1 0
1 0
1 0
1 1
1 1
1 1
Output
IN3 AVIN2
IN2 AVIN1
IN1 TV
IN0 Not used
TYPE1 TYPE0
0 1
1 0
1 1
0 0
0 1
1 1
0 1
1 0
1 1
0 0
0 1
1 1
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