![](/images/new-backgrounds/1223140/22314041x1.webp)
Figure 2-3 shows the sensor layout diagram.
Paper running direction
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| Toner sensor |
| Paper sensor |
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| Inlet sensor 1 |
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| Inlet |
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| sensor 2 |
| Feed roller |
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Figure
Sensor | Function |
| Sensing state | |
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Inlet sensor 1 | Detects the leading part of the paper and gives the supervision | ON: | Paper exists. | |
| timing for switching from hopping operation to feeding opera- | OFF: | No paper exists. | |
| tion. |
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| Supervises the paper running state and the paper size accord- |
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| ing to the paper reach time and running time. |
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Inlet sensor 2 | Detects the form width. | ON: | A4 or larger | |
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| OFF: | Smaller than A4 | |
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Paper sensor | Detects the leading part of the paper. | ON: | Paper exists. | |
| Supervises the paper running state. | OFF: | No paper exists. | |
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Outlet sensor | Supervises the paper feed and size according to the time of | ON: | Paper exists. | |
| arrival to the sensor and the time of passage of paper. | OFF: | No paper exists. | |
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Toner low sensor | Detects the lack of toner. | ON long: | Toner low exists | |
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| OFF short: | No Toner low exists | |
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40930701TH DRAFT Vesion | 21 / |