Datamax I-class series Operator's Manual page 75

5.6.1 Cleaning the Printhead
NEVER use a sharp, hard or abrasive object on the printhead.
CAUTION
If print quality declines the typical cause can be traced to debris buildup on the printhead;
left unattended, the printhead service life can be reduced. The printer can be programmed
to remind you to perform cleaning (see Section 4.2.2.) Depending upon the media and
printing parameters used, different cleaning methods are recommended.
Cotton Swab Procedure
wax ribbon):
A. Turn OFF and unplug the printer. Open the cover. Raise the Printhead Assembly. Allow
the printhead to cool before proceeding.
Debris
Buildup
Printhead
Note: Streaks can indicate a dirty or faulty printhead.

Proper cleaning is critical. To maintain peak
performance of the printer, Datamax O'Neil offers a
complete line of cleaning products including pens,
cards, films and swabs.
(for users of direct thermal media, or thermal transfer media with
Burn
Line
Cotton
Swab
Printhead
Assembly
Printhead
Latch
I-Class