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KDC-X879
MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No.
Pin Name
83
NOISE
84
IFC OUT
85
POWER DET
86
CD SW4
87
R CLK
88
LX REQ S
89
SC REQ
90
CD SW1
91
CD SW2
92
R QUAL
93
R DATA
94
LX DATA S
95
LX DATA M
96
LX CLK
97
PAN RX
98
PAN TX
99
WOW MODE1
100
PLL CLK
Fig.1 WOW mode operation
MODE
WOW MODE1 WOW MODE2 WOW MODE3
BYPASS
L
TuBass
L
3D-STEREO
L
FOCUS LOW
H
FOCUS HI
H
WOW LOW
H
WOW HI
H
Fig.2 FPM motor control
SLIDE
FPM MOTOR B
FPM MOTOR F
L
H
L
H
8
I/O
I
FM noise detection terminal
I
Front end IFC OUT input terminal (Receiving station : 2.5V or more)
I
Audio power IC DC offset detection
I
8cmDISC detection terminal (8cmDISC : L)
I
RDS decoder clock input terminal
I
Receive request from external slave unit (Request : L)
I
Communication request from panel microprocessor
I
LOADING SW detection terminal (LOADING start, POWER OFF : L)
I
12cmDISC detection terminal (12cmDISC, POWER OFF : L)
I
RDS decoder QUAL input terminal
I
RDS decoder DATA input terminal
I
Data input from external slave unit
O
Data output to external slave unit
I/O
Clock input/ output with external slave unit
I
Data input from panel microprocessor
O
Data output to panel microprocessor
O
WOW control terminal
I/O
Clock input/ output to Tuner front-end
L
L
H
L
L
H
L
L
L
L
H
H
H
H
FPM mechanism
operation
L
Standby
L
Backward operation
H
Forward operation
H
Brake
Description / Processing Operation
FOCUS
Don't care
Don't care
Don't care
L (Hi-Z)
H
L (Hi-Z)
H
ANGLE
FPM MOTOR O
FPM MOTOR C
L
L
H
L
L
H
H
H
Fig.
1
FPM mechanism
operation
Standby
Angle open direction
Angle close direction
Brake
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