5.10 Abgleich Transferbandlichtschranke |
| 5.10 Adjusting the Ribbon Sensor | |||||||||||||||||||||||
1. | Gehäuse demontieren. |
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| 1. | Disassemble the chassis. |
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2. | Gerät einschalten. |
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| 2. | Switch the printer on. |
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| Netzspannung an spannungs- |
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| Danger of electrical shock from | |||||||||||||
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| Caution |
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| führenden Teilen! |
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| exposedcomponents! |
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3. | Spannung an MP 5 (Bild 20) messen und mit Regler | 3. | Measure the voltage at MP 5 (Figure 20) and adjust | ||||||||||||||||||||||
| R28 einstellen: |
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| using the potentiometer R28: |
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| Lichtschranke erfaßt Zahn der |
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| If the sensor recognizes a tooth |
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| Mitnehmerscheibe: | U < 1,5V |
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| ofthedrivingplate: |
| U < 1.5V | |||||||||||||||||
| Lichtschranke erfaßt Lücke der |
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| If the sensor recognizes a gap |
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| Mitnehmerscheibe: | U > 3,5V |
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| ofthedrivingplate: |
| U > 3.5V | |||||||||||||||||
4. | Gehäuse montieren. |
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| 4. | Reassemble the chassis. |
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| 1 | 2 |
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Bild21 | 1 | Transferbandlichtschranke auf der Leiterplatte | Figure 21 1 | Reflective sensor on PCB |
| 2 | Mitnehmerscheibe | 2 | Drivingplate |
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