Read Sony CX-LEM400 / XR-EM400 Service Manual online
31
CX-LEM400
Pin No.
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
I/O
O
O
I
O
O
O
O
O
—
—
I
I
I
I
O
O
O
O
I
O
Pin Name
MICS
CD
MP3REQ
TU CE
XRST
XLT
DATA
SQCK
GND
VDD2
SUBQ
TU STEREO
TU TUNED
SENS
RFSW
MILP
CLK
TU DATA
TU COUNT
TU CLK
Description
Chip select signal output to the MP3 decoder (IC104)
CD power supply control signal output
Request signal input from the MP3 decoder (IC104)
Tuner chip enable signal output to the tuner
Reset signal output to the DSP (IC101)
Latch signal output to the DSP (IC101)
Data output to the DSP (IC101)
SUBQ clock output to the DSP (IC101)
Ground terminal
Power supply terminal
SUB-Q data input from the DSP (IC101)
Stereo/mono detection signal input from the tuner
Tuner tuned status signal input
SENS signal input from the DSP (IC101)
LD ON signal output to the RF amplifier (IC103)
Latch pulse output to the MP3 decoder (IC104)
Clock output to the DSP (IC101)
Seial data output to the tuner and the D/A converter (IC805)
IF count signal input from the tuner
Serial clock output to the tuner and the D/A converter (IC805)
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