HCD-DX8
7-19. IC PIN FUNCTION DESCRIPTION
Y IC401 SYSTEM CONTROLLER (M30622MAA-A60) (MAIN BOARD)
Pin No.Pin NameI/ODescriptionPin No.Pin NameI/ODescription
1SURROUND 1OSurround control signal output. Not used.51FREQ-BISound control signal to the satellite amplifier (TA-DX8).
2SURROUND 2OSurround control signal output. Not used.52FREQ-AISound control signal to the satellite amplifier (TA-DX8).
3SURROUND 3OSurround control signal output. Not used.53N.CINot used.
4498-DATAOData signal output for IC101 (M61504FP)54N.CINot used.
5498-CLKOClock signal output for IC101 (M61504FP)55N.CINot used.
6N.CINot used.56N.CINot used.
7AC-CUTIAC CUT ON (L) / OFF (H) CHECK57A TRIGOA deck trigger control signal output.H=ON, L-OFF
8GNDNConnected to ground.58B TRIGOB deck trigger control signal output.H=ON, L-OFF
9GNDNConnected to ground.59CAPM-H/LOCapstan motor High/Low speed control signal output.
10XC INISUB CLOCK input. (32.768kHz)60CAPM-CONTOCapstan motor REV/FWD/STOP control signal output.H=REV, L=FWD/STOP
11XC OUTOSUB CLOCK output. (32.768kHz)61N.CINot used.
12RESETISystem reset input.62VCCNPOWER SUPPLY (+5V)
13X-OUTOMAIN SYSTEM CLOCK output. (16MHz)63N.CINot used.
14VSSNConnected to ground.64VSSNGround.
15X-INIMAIN SYSTEM CLOCK input. (16MHz)65N.CINot used.
16VCCNPower supply. (+5V)66N.CINot used.
17NMIIPULL UP (EVER +5V)67A HALFIA deck half detect signal input.
18WAKE_UPIWAKE UP signal input. (L)68A PLAYIA deck play detect signal input.
19SCORICD Q-data request signal input.69B PLAYIB deck play detect signal input.
20RDS-INTIRDS interrupt signal input. (Connected to ground)70AMS-INIAMS signal input. L=ON,H=OFF
21RDS-DATAIRDS data signal input. (Connected to ground)71TC-MUTEOTape deck line mute ON/OFF signal output. H=ON, L=OFF
22ST-MUTEOTuner mute signal output.72R/PB/PASIREC/PB/PASS select signal input.
23STEREOISTEREO detect signal input. L=ON, H=OF73NR-ON/OFFODOLBY NR ON/OFF signal output. H=ON, L=OFF
24TUNEDITUNED detect signal input. L=ON, H=OFF74REC-MUTEOREC mute ON/OFF signal output. L=ON, H=OFF
25ST-CEOTUNER chip eneble output.75BAISOBIAS ON/OFF signal output.H=ON, L=OFF
26ST-DOUTOTUNER data output.76EQ-H/NOEQ High/Normal select signal output. H=High, L=Normal
27ST-DINITUNER data input.77PB-A/BOPlayback deckA/B select signal output. H=deckB, L=deckA
28ST-CLKOTUNER clock signal output.78ALCOALC ON/OFF signal output. L=ON, H=OFF
29IIC_CLKOIIC SCL output.79TC-RELAYOTape deck relay ON/OFF signal output. H=ON, L=OFF
30IIC_DATAOIIC SDA output.80N.CINot used.
31TXDINNot used.81STBY-RELAYOSTANDBY relay control signal output. (Not used)
32SQ-DATAISubcode Q data input. (CD data)82PROTECTISpeaker protect signal input. L=ON, H=OFF
33SQ-CLKISubcode Q data input. (CD clock)83DBFB-ON/OFFODBFD control signal output. H=ON, L=OFF
34RST1INot used.84LINE-MUTEOLine mute signal output. L=ON, H=OFF
35CD-DATAICD data input.85CD-POWEROCD-POWER ON/OFF signal output. H=ON, L=OFF
36N.CINot used.86F-SHIFTONot used.
37CD-CLKICD clock input.87RELAY-HOSpeaker terminal relay control signal output. H=ON, L=OFF
38N.CINot used.88POWEROPOWER ON/OFF signal output. H=ON, L=OFF
39CLOCK-OUTOClock check signal output. (Not used)89BOOSTER SWIBooster switch input from the satellite amplifier (TA-DX8).
40SENSIBD condition signal input.90A SHUTIA deck reel pulse detect signal input.
41HOLDOMODE signal input.91B SHUTIB deck reel pulse detect signal input.
42XLTOCD latch signal output.92SOFT-TESTONot used.
43XRSTOCD reset signal output.93B HALFIB deck half detect signal input.
44LOAD-INILoading motor control signal input.94KEY/CD ADJOKEY (for jig) / CD adjust.
45LOAD-OUTOLoading motor control signal output.95MODEL-INIModel select signal input.
46OPENITray open detect signal input.96AVSSNAnalog ground.
47CLOSEITray close detect signal input.97SPEC-INIVersion select signal input.
48UP/DOWN SWIPick-up up/down detect signal input.98VREFNAnalog Reference Voltage
49T-SENSICD table detect signal input.99AVCCNAnalog Power Supply
50TEST MODEINot used.100STK-MUTEOPower amplifier mute ON/OFF signal output. H=ON, L=OFF
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