- 40 -
D. Printer Head Cleaning
Paper dust on the heating elements may lower the printing quality. In this case, clean the
printer head as follows:
1) Open the printer cover.
2) Clean the thermal elements of the printer head using a cotton swab moistened with
alcohol solvent (ethanol, methanol, IPA).
3) Insert a paper roll and close the printer head.
Figure C.1 Print Head Thermal Elements
(*) Depending on the paper roll used, paper dust may stick to the platen roller and
paper roll end sensor. To remove the paper dust, clean the platen roller and paper
roll end sensor with a cotton swab moistened with water.
NOTES : Do not touch the print head thermal elements.
Do not scratch the
rinter head.
NOTES : The print head becomes very hot just after printing and is
very dangerous. Be sure to allow the print head to cool
down (after printing) before cleaning it. Also, be sure to
turn off the