39
HCD-RG66
Pin No.
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
I/O
I
I
I
I
I
I
I
I
I
—
—
O
O
O
O
O
I
O
O
I
O
Pin Name
CD U/D SW
STEREO
TUNED
TAPE PHOTO
SENSOR-A
TAPE PHOTO
SENSOR-B
REMCON IN
VR ENCODER B
VR ENCODER A
CD OPEN
VSS
VDD
PT8300-A LATCH
PT8300-B LATCH
LC72131 CE
M61519 CLOCK
LC72131,PT8300-AB,
M61519 DATA
LC72131 DATA IN
LC72131,PT8300
CLK
COIN
SQOUT
SQCK
Description
CD BU up/down switch signal input
Stereo tuning signal input
Tuning a frequency signal input
A deck photo sensor singanl input
B deck photo sensor singanl input
Data input from the remote control receiver
Volume signal input from the rotary encoder
Volume signal input from the rotary encoder
CD tray open switch signal input
Ground
Power supply
Latch signal output to the I/O expander
Latch signal output to the I/O expander Not used (open)
Chip enable signal output to the PLL tuner IC
Clock output to the sound processor
Data output to the PLL tuner IC, the I/O expander and the sound processor
Data input from the the PLL tuner IC
Clock output to the PLL tuner IC and the I/O expander
CD command data signal output
CD subcode Q signal input
CD command clock signal output
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QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
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
