Ricoh SPC435DN
Troubleshooting. REPEATED SPOTS OR LINES ON PRINTS
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).
[2]: Problems at regular intervals
[1]: Paper feed
The same spots or lines appear at regular intervals.
| Interval | Possible cause | Necessary actions |
|---|---|---|
| At intervals of 35 mm (1.38 inches) | Defective charge roller | Replace the PCDU. |
| At intervals of 33 mm (1.3 inches) | Defective development roller | Replace the PCDU. |
| At intervals of 83 mm (3.27 inches) | Defective paper transfer roller | Replace the paper transfer roller unit. |
| At intervals of 94 mm (3.7 inches) | Defective OPC drum | Replace the PCDU. |
| At intervals of 126 mm (4.96 inches) | Defective fusing roller | Replace the fusing roller or fusing unit. |
| At intervals of 141 mm (5.55 inches) | Defective pressure roller | Replace the pressure roller or fusing unit. |
| At intervals of 204 mm (8.03 inches) | Defective fusing belt | Replace the fusing unit. |
| At intervals of 795 mm (31.3 inches) | Defective image transfer belt | Replace the image transfer belt or image transfer belt unit. |
| At intervals of 41 mm (1.61 inches) | Defective image transfer roller | Replace the image transfer roller. |
| At intervals of 82 mm (3.23 inches) | Defective image transfer belt drive roller or image transfer belt idling roller | Replace the image transfer belt drive roller or image transfer belt idling roller. |