-46-
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Pin No. Pin Name I/O Description
IC DESCRIPTION -1/1 (µPD780228GF-091-3BA)-1/2
O-MOTOR
O-SOL1
O-SOL2
O-STBY LED
O-MUTE
O-KSCAN
O-PLL_CE
I-TM_BASE
O-TU-ON
O-PB2
O-VF
I-AUTO1
I-REA
I-CST1
I-CST2
I-AUTO2
IC
VSS0
VDD0
O-POWER
I-JOG_A
I-JOG_B
I-VOL_A
I-VOL_B
I-SUBQ
I-WRQ
I-DRF
I-MIC
I-RDS_DATA
RESET
O-DSC/O-DATA
O-CLK_SFT
I-IFC
I-RMC
I-DISH
I-STEREO
VDD1
X2
X1
VSS1
AVDD
O
O
O
O
O
O
O
I
O
O
O
I
I
I
I
I
–
–
–
O
I
I
I
I
I
I
I
I
I
I
I/O
O
I
I
I
I
–
–
–
–
–
DECK motor output.
DECK1 solenoid output.
DECK2 solenoid output.
STBY output for shift registor.
System mute ON/OFF output.
Initial scan timing output.
PLL Chip Enable output for LC72131
Time-Base signal input.
Tuner ON/OFF output.
DECK2 Play Back ON/OFF output.
Vocal Fader ON/OFF output.
DECK1 detecting reel rotatoing switch input.
DECK2 prevention for mistaken recording switch input.
DECK1 cassette detect switch input.
DECK2 cassette detect switch input.
DECK2 detecting reel rotatoing switch input.
GND
GND
Power supply input.
System power supply ON/OFF output.
JOG rotary Encoder signal input (A/D).
VOL rotary Encoder signal input (A/D).
CD SUBQ serial input.
CD IC control input.
Microphone input for auto vocal fader ON/OFF.
Input Tuner RDS DATA.
Reset input.
Serial Data Latch output for BD3881FV/PULL Data output for LC72131.
Micon Clock Shift output.
TUNER IF count serial data input.
System Remote Control signal input.
CD turntable photo sensor signal input.
Tuner stereo detected input.
Power supply input.
4.19MHz oscilltor circuit.
GND
Voltage for A/D converter.
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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