IC DESCRIPTION
IC, LC72358N-9910
Pin No. Pin NameI/ODescription
1XINISystem clock oscillator input.
2 ~ 3NC-Not connected.
4E-VOL DOOData output for electric volume.
5E-VOL CLOOClock output for electric volume.
6E-VOL CEOCE output for electric volume.
7LCD DIILCD driver data signal input.
8LCD DOOLCD driver data signal output.
9LCD CLOOLCD driver clock signal output.
10LCD CEOLCD driver CE signal output.
11SQ OUTISub-code Q input terminal.
12COINOCommand output terminal for DSP.
Transfer-out clock for command output or output terminal for Sub-code transfer-in
13CQCKO
clock from SQ OUT.
Stereo signal input when receiving. Hi=MONO, Low=ST FM reception.
14SD/STI
Channel detection signal input when FM/AM seeking. Hi=detect channel
15LOC/DXOLOC/DX switching output when in the radio seek mode. Hi=LOC, Low=DX
16IF REQOIF count signal request output.
17BANDOFM/AM power switch output. Hi=AM, Low=FM
18TU ONORadio power switch output. Hi=Radio mode
19 ~ 21NC-Not connected.
22 ~ 23KS4 ~ KS3OInitial setting diode matrix output(Not used).
24 ~ 26KS2 ~ KS0OInitial setting diode matrix output.
27 ~ 30K3 ~ K0IInitial setting diode matrix input.
31VDD-Power supply.
32NC-Not connected.
33LM+OLoading motor control terminal.
34LM-OLoading motor control terminal.
35FEM+OThread motor control terminal.
36FEM-OThread motor control terminal.
37RWORW disc control. Normal set to "Hi". Hi=NORMAL DISC, Low=RW DISC
38LP UPORW disc control. Normal set to "Lo". Hi=Disable playback even though
39CD ONOCD power switch output. Hi=CD mode RW port is low
40A-MUTEOAudio mute signal output.
41POWER CONTOPower control signal output.
42ST-BY MUTEOST-BY mute signal output.
43POWER MUTEOPower mute signal output.
44BEEPOBEEP output(3 kHz, 50 ms).
45DFP INIFront panel detection.
46DRFI"Detect RF" RF level detection input. Pulled up when not used.
47WRQISub-code Q output standby input terminal.
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ACEC
AIWA
