7 PRINTER CLEANING AND MAINTENANCE
Print quality might be degraded by dust, foreign substance, adhesive substance, or other
polluted materials stuck on the printer head or inside the printer.
When printer is dirty, clean the print head as follows:
※ CAUTION
⚫ Make sure to turn off the printer before cleaning.
⚫ As the print head gets hot during printing, turn the printer off and wait approximately 2~3
minutes before starting cleaning.
⚫ When cleaning the print head, take care not to touch the heated portion of the print head.
Print head may be damaged by static electricity, etc.
⚫ Avoid the print head being scratched and/or damaged in any way.
7.1 Cleaning Head
1) Open the Printer Cover and use the cleaning pen to clean the head in the direction from the
center of the head to the edges.
2) After cleaning the head, do not use the printer until the alcohol used for cleaning evaporates
completely (1~2 min) and the printer is dry.
7.2 Cleaning Sensors, Roller and/or Paper Path
1) Open the printer cover and then remove the paper.
2) Use dry cloth or cotton swab to remove any dust or foreign substance.
3) Soak the cloth or cotton swab in medical-use alcohol and use it to remove adhesive foreign
substances or other polluted materials.
4) After cleaning the parts, do not use the printer until the alcohol evaporates completely (1~2
min) and the printer is completely dry.
※ Clean the parts whenever print quality or paper detection degraded.
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