Why do some printed pages show black lines or spots?
During routine printing operations, the appearance of black lines or spots on pages is a relatively common issue, typically related to the condition of the toner cartridge or specific printing components. 1. Damaged or Aged Photosensitive Drum If the surface of the photosensitive drum sustains scratches or wear, it will result in recurring black lines or spots appearing on the printed pages. 2. Uneven Toner Distribution or Impurities Inconsistent toner quality or the presence of impurities mixed into the toner can lead to the appearance of black spots or smudges during printing. 3. Faulty Cleaning Blade or Magnetic Roller A worn cleaning blade or an uneven magnetic roller surface can […]