Top Page > Troubleshooting: TCRU/ORU > Image Quality Problem: Lines > Streaks > Vertical Black Streaks Occur after [Density Difference Printing: Across Feed] is Executed > Cause:
This may occur if you execute 10: [Density Difference Printing: Across Feed] with fragments on the exposure glass or reference white board of the line sensor in the paper path inside the left drawer.