Read Sony CX-LFA660 / CX-LFA770 / XR-FA660 / XR-FA770 Service Manual online
40
CX-LFA660/LFA770
Pin No.
Pin Name
I/O
Description
72
VDD4
—
Power supply terminal
73
TU-CE
O
Tuner chip enable signal output to the tuner
74
TU-CLOCK
O
Tuner clock signal output
75
TU-DI
I
Tuner data input
76
TU- DO
O
Tuner data output
77
TU-MUTE
O
Muting signal output to the tuner
78
TA-MOTOR
O
Motor control signal output to the tape deck
79
TA-R/P
O
REC/PLAY coutrol signal output to the REC/PLAY switch circuit
80
TA-BIAS
O
Bias control signal output to the bias oscillation circuit
81
TA- SOL
O
Solenoid control signal output to the tape deck
82
AMP ST-BY
—
Not used
83
AMP MUTE
—
Not used
84
NC
—
Not used
85
POWER ON
O
Power relay control signal output
86
O-MUTE
O
Muting control signal output to the power amplifier
87
STD-BY LED
O
Standby LED control signal output
88
NC/DSGX/I-BASS LED
—
Not used
89
GND
—
Ground terminal
90
VDD2
—
Power supply terminal
91
O-TRY-OPN
O
CD tray open control signal output
92
O-TRY-CLS
O
CD tray close control signal output
93
O-TA-LED
—
Not used
94
CD POWER
O
CD power control signal output
95
O-CD-DATA
O
Data output to the CD unit
96
I-CD-SENS
I
SENS signal input from the CD unit
97
O-CD-CLK
O
Clock output to the CD unit
98
MI-DIO-O
O
MIDIO signal output to the CD unit
99
MI-DIO-I
I
MIDIO signal input to the CD unit
100
MI-CK
O
MICK signal output to the CD unit
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