IC DESCRIPTION
IC, LC72358N-9910
Pin No. Pin NameI/ODescriptionPin No. Pin NameI/ODescription
1XINISystem clock oscillator input.48RWCORead / write control output terminal.
2 ~ 3NC-Not connected.49CD RESODSP reset output terminal.
4E-VOL DOOData output for electric volume.50SW3IDisc detection / chuck or release disc detection.
5E-VOL CLOOClock output for electric volume.51SW2I12 cm disc detection / 12 cm disc ejection end detection.
6E-VOL CEOCE output for electric volume.52SW1ILeading motor start detection.
7LCD DIILCD driver data signal input.53R-ENCOD2IRotary encoder input 2.
8LCD DOOLCD driver data signal output.54R-ENCOD1IRotary encoder input 1.
9LCD CLOOLCD driver clock signal output.55LCD-DIILCD driver data signal input.
10LCD CEOLCD driver CE signal output.56REMOTE INIRemote controller input. Pulled up when not used.
11SQ OUTISub-code Q input terminal.57LEDOSecurity LED flashing output. H: No light on, L: Light on.
12COINOCommand output terminal for DSP.58 ~ 60NC-Not connected.
Transfer-out clock for command output or output terminal for Sub-code transfer-in61INSIDEIPick up inner track position detection.
13CQCKO
clock from SQ OUT.62TESTICD test mode. Pulled down when not used.
Stereo signal input when receiving. Hi=MONO, Low=ST FM reception.63NC-Not connected.
14SD/STI
Channel detection signal input when FM/AM seeking. Hi=detect channel64L INDIVoltage input for level indecator. Pulled down when not used.
15LOC/DXOLOC/DX switching output when in the radio seek mode. Hi=LOC, Low=DX65PH.MUTEIExternal mute control. Low=-20dB mute. Pulled up when not used.
16IF REQOIF count signal request output.66RESETISystem reset. Low= system reset.
17BANDOFM/AM power switch output. Hi=AM, Low=FM67HOLDIACC (accessory power) ON/ OFF input. OFF=fault mode.
18TU ONORadio power switch output. Hi=Radio mode68SNSIBackup detection.
19 ~ 21NC-Not connected.69NC-Not connected.
22 ~ 23KS4 ~ KS3OInitial setting diode matrix output(Not used).70IFIIF count signal input (FM / AM).
24 ~ 26KS2 ~ KS0OInitial setting diode matrix output.71EO3-Not used.
27 ~ 30K3 ~ K0IInitial setting diode matrix input.72SUBPD-Not used.
31VDD-Power supply.73VDD-Power supply.
32NC-Not connected.74AM OSCIAM channel transmission input.
33LM+OLoading motor control terminal.75FM OSCIFM channel transmission input.
34LM-OLoading motor control terminal.76VSS-Connected to GND.
35FEM+OThread motor control terminal.77EO2ONot used.
36FEM-OThread motor control terminal.78EO1OError out from charge pump (for FM / AM).
37RWORW disc control. Normal set to "Hi". Hi=NORMAL DISC, Low=RW DISC79NC-Not connected.
38LP UPORW disc control. Normal set to "Lo". Hi=Disable playback even though80XOUTOSystem clock oscillator output.
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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