> When Images like These Are Output > Streaks Appear in Your Printouts > Glossy streaks appear on both edges of the page parallel to the direction of feed
4WK8-01W

Glossy streaks appear on both edges of the page parallel to the direction of feed

Parts of the surface of the fixing belt are rough. Refresh the fixing belt.
← Feeding Direction
Remedy
Press  → [Adjustment/Maintenance] → [Maintenance] → [Refresh Fixing Belt].
 "Maintenance" > "Routine Cleaning" > "Streaks and Gloss Unevenness Appear on Output Paper (Refreshing the Fixing Belt)" in the User's Guide