43XC-055
Density Level Appears Uneven in High-Density Gradation Area
The speed of paper conveyance is not suitable. Check the solutions below.
← Feeding Direction
Remedy
To improve this situation, adjust each value of the following three items toward the minus end equally.
<Ppr. Convey. in 2nd Fix Area>
<Ppr. Convey. in Bypass Area>
<Ppr Convey in Inv/Outp Area>
IMPORTANT
This function may affect how paper is fed. Since increasing the value to a great extent may cause paper jams, we recommend adjusting the values in small increments.
Press 
→ [Preferences] → [Paper Settings] → [Paper Type Management Settings] → select the type of paper you are using that is having this problem → press [Details/Edit] → [Change] for the three items that need adjustment to adjust each value toward the minus end equally.
→ [Preferences] → [Paper Settings] → [Paper Type Management Settings] → select the type of paper you are using that is having this problem → press [Details/Edit] → [Change] for the three items that need adjustment to adjust each value toward the minus end equally.
"Paper Type Management" > "Paper Conveyance Adjustment" in the User's Guide > see the following sections"Adjusting Speed of Paper Conveyance in 2nd Fixation Area"
"Adjusting Speed of Paper Conveyance in Bypass Area"
"Adjusting Speed of Paper Conveyance in Invert/Output Area"