The cause of fainter images varies according to the type of paper being used and operation environment.
The type of fainter images varies according to its cause, as follows.
Insufficient transfer pressure
Horizontal white streaks appear.
This may occur when using thick paper.
Insufficient transfer current
Density fluctuation-like faint prints appear.
This may occur when printing at low temperature or when using thin coated paper.
Excessive transfer current
Small white spots appear.
This may occur when printing at high temperature.
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.