Ricoh Pro C7200 Operating Instructions Manual page 60

5. Image Quality Problem: Lines
Vertical White Streaks (2)
A white streak appears in parallel to the paper feed direction.
Cause:
There is a trace remaining after polishing the fusing belt by the fusing belt smoothing roller.
This may occur when using paper with Paper Weight 7 to 8.
• To adjust the following settings, pre-register the type of paper in use as a custom paper. For details
about registering custom papers, see "Specifying a Custom Paper", Preparation.
Solution:
1. In [Advanced Settings] for the custom paper you are using, select 1232: [Fusing
Temperature], and then increase the value in the following corresponding settings by
5°C.
The maximum value for each setting varies depending on the 1231: [Print Speed] setting.
When the value is set to [High] or [Middle]: maximum 185°C
When the value is set to [Low]: maximum 200°C
• [BW/FC/FCS]
[Heat Roller Temp]
• [FCS]
[Heat Roller Temp: Clr/Sp], [Heat Roller Temp: White]
• [S]
[Heat Roller Temp: Clr/Sp], [Heat Roller Temp: White]
• [BW/FC/FCS: Fuser Setting HQ]
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DFP420