FTP-628MCL101#11/ #21
nPrinter connector (flexible PT board) pin arrays
Thermal head, control circuit side connector:
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| Signal | I/ O | Contents |
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1 |
| PHK | — | Cathode for photo interruptor | ||||
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2 |
| VSEN | I | paper sensor power | ||||
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3 |
| PHE | O | Emittor for photo interruptor | ||||
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4 |
| N.C. | — | No connection | ||||
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5 |
| N.C. | — | No connection | ||||
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6 |
| VH | — | Head drive power | ||||
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7 |
| VH | — | |||||
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8 |
| DIN | I | Data in | ||||
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9 |
| CLK | I | Synchronous clock for communication | ||||
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10 |
| GND | — | Ground power supply for thermal head | ||||
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11 |
| GND | — | |||||
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12 |
| STB6 | I |
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13 |
| STB5 | I | Thermal head energizing control signal | ||||
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14 |
| STB4 | I |
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15 |
| VDD | I | Logic power | ||||
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16 |
| TH | O | Thermally sensitive resistor input termnial 1 | ||||
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17 |
| TH | O | Thermally sensitive resistor input termnial 2 | ||||
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18 |
| STB3 | I |
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| STB2 | I | Thermal head energizing control signal | ||||
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20 |
| STB1 | I |
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21 |
| GND | — | Ground power supply for thermal head | ||||
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22 |
| GND | — | |||||
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23 |
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| I | Data latch |
| LAT | |||||||
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24 |
| DO | O | Data out | ||||
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25 |
| VH | I | Power supply for thermal head | ||||
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26 |
| VH | I | |||||
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27 |
| MT/A | I |
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28 |
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| MT/A | Stepping motor excitation signal | ||||||
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| MT/B | I | |||||
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30 |
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| MT/B |
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Do not plug or unplug the FPC when power is on.