Ricoh Pro C7200S Troubleshooting Manual page 609

This is likely to occur if:

There is a large amount of toner deposit.

When using in a high temperature or high humidity environment.

When using paper with a high degree of smoothness such as glossy coat paper.

When using small size paper (the smaller the paper size, the more likely the problem is to occur).

There are characters in more than one color.

Edge of the small solid image
Solution
If worm holes occur on images printed in black in FC mode, refer to
Black Text" as well.
*1 Image
processing

When the image processing disabled, worm holes tend to occur.
1. Select the job that the problem occurs on Command WorkStation, and
then select [Color] tab > [Basic Settings] or [Expert Settings].
2. In "CMYK/Grayscale", check if the "ColorWise OFF" is selected.
(When it is selected, image processing is disabled.)
11.Image Quality Problem: Full Page
"Horizontal White Streaks: Around
605