Running a test print pattern on the DM300-DM475

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Products affected: DM300c™, DM400c™, DM475c™ (G920); DM300M™, DM400M™, DM475M™ (G922)
You can print a test pattern when print quality is poor to see if the printhead functions properly.
  1. Press Menu.
  2. Press the down arrow.
  3. Select Maintenance.
  4. Select Printer Maintenance.
  5. Select Print Test Pattern.
  6. When prompted, insert an envelope.
  7. When Is test pattern is OK? displays, select one of the following options:
    • Select Yes if the test print looks good, with unbroken lines. 
      good print test pattern
    • Select No, clean nozzle if the test print looks poor, with broken or fuzzy lines. The system executes a purge. 
      poor print test pattern
  8. When the Cleaning Complete screen displays (this may take a few moments), select Done to return to the Printer Maintenance menu.

Related articles

  • Cleaning the printer nozzle on the DM300, DM400 and DM475
  • Resolve poor print quality on the DM300, DM400 and DM475

UPDATED: 14 August 2021