Adjusting Ink Landing Misalignment (ER-642)

This adjustment must be performed in the following cases.

  • When using this machine for the first time

  • When changing the media to use

  • When you have changed the print-head height

Procedure
  1. Press [MENU].
  2. Press [▼] several times to display the following screen.


  3. Press [▶] to display the following screen.
    MENU_GAP_TESTPRINT
  4. Press [ENTER].
    Printing of the test pattern starts.
  5. View the printed test pattern, and then determine the "MEDIA GAP ADJ. No.1" and "MEDIA-GAP-ADJ.-NO.2" correction values.
    Select the value that gives the least misalignment between the two lines. In the case of the following figure, select "+5" for "H1" and "+4" for "H2". When you cannot choose between two sequential numbers, select a value that is between them (you can set correction values in units of "0.5").

    Media gap adjustment test print

  6. Set the "MEDIA GAP ADJ. No.1" correction values.
    1. Press [▼], then [▶] to display the screen shown below.
      MENU_GAP_SETTING_No1
    2. Press [▶] to display the following screen.
      MENU_GAP_SETTING_2HEAD
    3. Press [◀] or [▶] to select a value from "H1" to "H2".
    4. Press [▲] or [▼] to set the correction value.
    5. When you have finished setting the correction values, press [ENTER].
      The screen shown below appears again.
      MENU_GAP_SETTING_No1
  7. Press [▼] to display the following screen.
    MENU_GAP_SETTING_No2
  8. Set the "MEDIA-GAP-ADJ.-NO.2" correction values.
    1. Press [▶] to display the following screen.
      MENU_GAP_SETTING_2HEAD
    2. Press [◀] or [▶] to select a value from "H1" to "H2".
    3. Press [▲] or [▼] to set the correction value.
    4. When you have finished setting the correction values, press [ENTER].
      The screen shown below appears again.
      MENU_GAP_SETTING_No2
  9. Press [◀], then [▲] to display the screen shown below.
    MENU_GAP_TESTPRINT
  10. Press [ENTER].
    Printing of the test pattern starts.
  11. Check the test pattern to see whether the correction was successful.
    For all the correction values, check that the misalignment is minimized for the two vertical lines indicated by "" (that is, the current correction value). If the misalignment is smaller for another set of vertical lines, set the correction value again.
  12. When you have successfully performed the correction, press [MENU] to go back to the original screen.