Issue description
Vertical and horizontal white lines within a large uniform halftone region of print or copies.
Sample images with vertical and horizontal white lines on the print:
Possible cause:
- Imaging unit life of 50,000 pages or later.
- Large jobs or heavy-duty cycles (printing more than 1000 pages/day).
- Large amounts of slower-speed printing (quiet mode or 1200 dpi).
- Large amounts of printing in Hot temperatures (> 78°F) or Humid environments (Relative Humidity > 70%).
- Typically observed in large halftone regions.