Preventing Soiling of the Media, Dot Drop-out, and Dot Displacement

Removing the ink buildup on the print head surface before or during printing prevents soiling of the media, dot drop-out, and dot displacement.

In the following cases, ink tends to collect on the surface of the print heads.

  • When you use media prone to static electricity buildup.
  • When the ambient temperature is low.
  • When the print-head height is set to .
Procedure
  1. Tap AP-640_Panel_Icon_MENU.
  2. Tap - .
  3. Tap a setting to select it.
    If you select or , set the time and tap .
    Automatic cleaning is not performed.
    Automatic cleaning is performed each time prior to the start of printing.
    Automatic cleaning is performed when the cumulative printing time reaches the value you set here. However, if this time is reached during printing, automatic cleaning is performed before the next printing operation starts. Because printing is not paused, uneven color issues due to paused operation do not occur.
    Automatic cleaning is performed when the cumulative printing time reaches the value you set here. When this time is reached during printing, printing pauses and so colors may be uneven.
  4. Tap Save to confirm your entry.
  5. Tap AP-640_Panel_Icon_HOME to go back to the original screen.
    MEMO

    • Default setting:

    • Settings other than result in longer printing times.