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