Ricoh MPC400SR
Troubleshooting. Image. Problem at Regular Intervals
Image problems may appear at regular intervals that depend on the circumference of certain components. The following diagram shows the possible symptoms (black or white dots at regular intervals).
[1]: Paper feed direction
[2]: Problems at regular intervals
- Abnormal image at 35-mm intervals: Charge roller
- Abnormal image at 795-mm intervals: Image transfer belt unit
- Colored spots at 41-mm intervals: Image transfer roller
- Colored spots at 82-mm intervals: Image transfer belt drive roller/ Image transfer belt idling roller
- Colored spots at 33-mm intervals: Development roller
- Abnormal image at 83-mm intervals: Paper transfer roller
- Colored spots at 94-mm intervals: OPC drum
- Spots at 141-mm intervals: Pressure roller
- Spots at 126-mm intervals: Fusing roller
- Spots at 204-mm intervals: Fusing belt