Printronix T4204 User Manual

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Chapter
2
Cleaning The Printhead
NOTE: The amount of media advancement is also based on which Media 
Handling selection is enabled under the PRINTER CONTROL Main 
menu of the Configuration Menu. ‘Tear-Off’ and ‘Tear-Off Strip’ (after 
Tear-Strip Time) will advance the media until the Top-of-Form of the 
next form is positioned over the Tear bar. When ‘Continuous’ Media 
Handling is selected the media will advance only until the Top-of-
Form of the next form is positioned under the printhead.
12. Press the PAUSE key to place the printer Online.
Cleaning The Printhead
One cause of poor print quality is a dirty printhead. You should clean the 
printhead whenever you replace the ribbon (thermal transfer mode) or install 
new media (direct thermal mode).Clean the printhead with the printhead 
Cleaning Pen supplied with the printer, or with Isopropyl alcohol and a cotton 
swab.
1.
Open the printhead assembly. 
2.
Pull back any rolled or fanfold media located directly under the printhead.
Legend:
 1)
Printhead Assembly
3.
Gently rub the felt tip of the Cleaning Pen or a cotton swab with Isopropyl 
alcohol across the amber area of the printhead.
4.
Allow the printhead to dry for one minute before reloading the labels.
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