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4.Cleaning Of the Printer
We need to clean the print head if problems as below:
①
Printing is not clear, but thermal paper is ok;
②
Some columns on the printed pages are not clear
③
Noisy paper feeding.
Cleaning steps
1. Turn off the power, open the printer cover and take off the paper roll.
2. We have to wait for a while if we just finished the printing.
3. Use a soft brush or wrung-out ethanol immerged cotton to clean the
print head. Remember to turn on the gear while lubricating to ensure a
completely lubricated;
4. Close the cover once cleaning done and try it later.
Cautions:
z
Make sure the power of the printer is turned of during the maintenance.
z
Hands or other metal tools away from the surface of the printer head,
do not use tweezers to scratch the surface of the printer head and other
sensitive parts.
z
Do not use gasoline, acetone and other organic solvents for printer
head cleaning.