• MAIN BOARD IC801
Pin No. | Pin Name | I/O | Pin Description | |||
1 | SYNC REC | I | SYNCHRO REC switch (S801) input terminal | “L”: off, “H”: on | ||
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2 |
| OFTRK | I | Off track signal input from the CXD2660GA (IC502) | ||
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3 | PROTECT | I | ||||
“L”: recording possible, “H”: protect |
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4 | PAUSE KEY | I | Set pause key input terminal |
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5 |
| TX | O | Recording data output enable signal output to the CXD2660GA (IC502) | ||
| Writing data transmission timing output |
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6 |
| SENSE | I | Internal status (SENSE) input from the CXD2660GA (IC502) | ||
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7 |
| WRPWR | O | Laser power select signal output to the CXD2660GA (IC502) | ||
| “L”: playback mode, “H”: recording mode |
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8 |
| XLAT | O | Serial data latch pulse output to the CXD2660GA (IC502) | ||
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9 |
| XCS DSP | O | Chip select signal output to the CXD2660GA (IC502) | ||
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10 |
| CS RTC | O | Not used (open) |
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11 |
| SI0 | I | Serial data input from the A/D, D/A converter (IC301), CXD2660GA (IC502), EEPROM | ||
| (IC802) and switch & liquid crystal display module unit | |||||
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12 |
| SO0 | O | Serial data output to the A/D, D/A converter (IC301), CXD2660GA (IC502), EEPROM | ||
| (IC802) and switch & liquid crystal display module unit | |||||
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13 |
| SCK0 | O | Serial clock signal output to the A/D, D/A converter (IC301), CXD2660GA (IC502), | ||
| EEPROM (IC802) and switch & liquid crystal display module unit | |||||
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14 | XGUM ON | I | Not used (open) |
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15 |
| VSS | — | Ground terminal |
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16 |
| VDD | — | Power supply terminal (+2.4 V) |
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17 |
| XOUT | O | Not used (open) |
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18 |
| BEEP | O | Beep sound control signal input terminal |
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19 | RMC DTCK | I/O | TSB serial communication data input/output terminal for remote commander with headphone | |||
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20 | XCS LCD | O | Chip select signal output to the liquid crystal display | |||
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21 |
| LCD STB | O | Strobe signal output to the liquid crystal display |
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22 |
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| O | Reset control signal output to the liquid crystal display | |
| LCD RST | |||||
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23 | XHP STBY | O | Standby on/off control signal output to the line/headphone amplifier (IC303) | |||
“L”: standby mode, “H”: amplifier on |
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24 |
| CLV U | O | Spindle servo (U) drive signal input from the MPC17A56FTA (IC601) | ||
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25 |
| CLV V | O | Spindle servo (V) drive signal input from the MPC17A56FTA (IC601) | ||
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26 |
| CLV W | O | Spindle servo (W) drive signal input from the MPC17A56FTA (IC601) | ||
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27 |
| MODE1 | O | Power supply control signal output for over write head drive to the MPC18A21MTB (IC603) | ||
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28 |
| MODE2 | O | Power supply control signal output for over write head drive to the MPC18A21MTB (IC603) | ||
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29 |
| MODE3 | O | Power supply control signal output for over write head drive to the MPC18A21MTB (IC603) | ||
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30 | HD CON 1 | O | Over write head control signal output to the MPC18A21MTB (IC603) | |||
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31 | HD CON 2 | O | Over write head control signal output to the MPC18A21MTB (IC603) | |||
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32 | XREC MODE | O | Not used (open) |
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33 |
| LD ON | O | Laser diode on/off control signal output terminal | “L”: laser off, “H”: laser on Not used (open) | |
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34 | TSB SLV ON | I | TSB slave detect signal input terminal |
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35 | SLD MON 1 | I | Sled servo timing signal input from the MPC17A56FT (IC601) | |||
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36 |
| PD S0 | O | PD IC mode switching signal output to the optical | ||
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37 | REG CTL CLK | O | Synchronizing external clock signal output terminal Not used (open) | |||
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38 |
| PD S1 | O | PD IC mode switching signal output to the optical | ||
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39 |
| FFCLR | O | Input latch output for starting signal to the MPC18A31FTA (IC901) | ||
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40 |
| SLEEP | O | System sleep control signal output to the MPC18A31FTA (IC901) “H”: sleep on | ||
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41 | TSB EDGE | I | TSB slave edge detect signal input terminal |
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42 |
| GND SW | O | Ground line switching signal output terminal |
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