Ricoh D010 MP2500 PR-C1
Troubleshooting. Electrical Component Defects 1
Sensors
| Component | CN | Condition | Symptom |
|---|---|---|---|
| Registration | 110-15 (BICU) |
Open | The Paper Jam message will appear whenever a copy is made (paper has not reached the sensor). |
| Shorted | The Paper Jam message appears even if there is no paper at the sensor. | ||
| Upper Relay | 110-4 (BICU) |
Open | The Paper Jam message will appear whenever a copy is made except for 1st and by-pass tray feeding. |
| Shorted | The Paper Jam message appears even if there is no paper at the sensor. | ||
| Upper Paper End | 108-2 (BICU) |
Open | The Paper End indicator lights when the 1st paper tray is selected, even if there is paper in the tray. |
| Shorted | The Paper End indicator does not light when the 1st paper tray is selected, even if there is no paper in the tray. The Paper Jam message will appear whenever a copy is made from the 1st paper tray. | ||
| Lower Relay | 110-7 (BICU) |
Open | The Paper Jam message will appear whenever a copy is made from an optional paper tray unit. |
| Shorted | The Paper Jam message appears even if there is no paper at the sensor. | ||
| Lower Paper End | 110-10 (BICU) |
Open | The Paper End indicator lights when the 2nd paper tray is selected, even if there is paper in the tray. |
| Shorted | The Paper End indicator does not light when the 2nd paper tray is selected, even if there is no paper in the tray. The Paper Jam message will appear whenever a copy is made from the 2nd paper tray. | ||
| By-pass Paper End |
136-7 (BICU) |
Open | The Paper End indicator lights when the bypass tray is selected, even if there is paper in the tray. |
| Shorted | The Paper End indicator does not light when the bypass tray is selected, even if there is no paper in the tray. The Paper Jam message will appear whenever a copy is made from the bypass tray. | ||
| Exit | 124-2 (BICU) |
Open | The Paper Jam message will appear whenever a copy is made (paper has not reached the sensor). |
| Shorted | The Paper Jam message appears even if there is no paper at the sensor. | ||
| Toner Density | 125-3 (BICU) |
Open | SC390 is displayed. |
| Shorted | |||
| Image Density | 123-2 (BICU) |
Open | The toner density control process is changed (see the note below the table). |
| Shorted | |||
| Scanner H.P. | 102-2 (BICU) |
Open | SC120 shows. |
| Shorted | |||
| Platen Cover | 102-5 (BICU) |
Open | APS and Auto Reduce/Enlarge do not function correctly. |
| Shorted | If the Start button is pressed with the platen cover or A(R) DF closed, "Cannot detect original size" is displayed. | ||
| Original Width | 148-3,4 (BICU) |
Open | The CPU cannot detect the original size properly. APS and Auto Reduce/Enlarge do not function correctly. |
| Shorted | |||
| Original Length | 148-8,9 (BICU) |
Open | The CPU cannot detect the original size properly. APS and Auto Reduce/Enlarge do not function correctly. |
| Shorted | |||
| Duplex Entrance | 111-2 (DCB) |
Open | The Paper Jam message will appear whenever a duplex copy is made (paper has not reached the sensor). |
| Shorted | The Paper Jam message appears even if there is no paper at the sensor. |