Printer paper should be how to maintain
And the use of chassis to keep the environment clean.
Into paper channel in time to clear the litter, debris such as dust, so as to ensure smooth advance and retreat of paper.
Stained with sewing machine oil on a regular basis with a soft cloth to clean the word mobile car-axis to ensure that the vehicles move freely word.
Ribbon should be regularly inspected, adjusted in a timely manner, to replace.
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