Aiwa LCX-107, Service Manual

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IC, LC867132V-5S27
Pin No. Pin Name I/O Description
O-RMC/CE
O-DATA
O-CLK
—
O-CLK SFT
I-HOLD
I-RST
XT1 (IN)
XT2 (OUT)
VSS1
CF1 (IN)
CF2 (OUT)
VDD1
I-FM ST
I-KEYO
I-CD SW
I-KEY1
I-MOTOR
P85
P86
I-TU DO
O-BASS LED
O-QS LED
—
O-INT
I-DRF
I-WRQ
I-REMO
S0-PA0
S1/PA1
S2/PA2
S3/PA3
S4/PA4
S5/PA5
S6/PA6
S7/PA7
S8~S11
VDD3
VSS3
S12~S13, S16-S22
S23-S25
O
O
O
—
O
I
I
I
O
—
I
O
—
I
I
I
I
I
I
I
I
O
O
—
O
I
I
I
O
O
O
O
O
O
O
O
O
—
—
O
O
CD read/write control output and TU CE.
Data output to M62495FP.
Output CLK to tuner PLL.
Not Connected.
Clock shift output of the microcomputer.
Hold status detection.
Microcomputer reset.
Connected to 32.768KHZ crystal oscillator.
GND.
Connected to 6MHZ Ceramic Filter.
Power supply for microcomputer (+5V).
FM STEREO status input.
KEY AD input.
CD DOOR SW status detection input.
KEY AD input.
DECK MECHA MOTOR status input.
REC status input. (Not connected)
FM, AM status input. (Not connected)
Data input from tuner PLL.
BASS LED ON/OFF control output. (Not connected)
Q-Sound LED ON/OFF control output. (Not connected)
Not connected.
INT DIODE MATRIX detection output.
CD RF level detection input.
CD sub-code Q standby input.
Remote control input.
LCD segment output. (SW)
LCD segment output. (LW)
LCD segment output. (MW 10K)
LCD segment output. (FM WIDE)
LCD segment output. (OIRT)
LCD segment output. (SW2)
LCD segment output. (ZCH)
LCD segment output. (AM ST)
LCD segment output.
Power supply for microcomputer (+5V).
GND.
LCD segment output.
LCD segment output. (Not connected)