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Sensor
Compressed air or vacuum
Exterior
Wipe it with water-dampened cloth
Interior
Brush or vacuum
NOTE:
Do not touch printer head by hand. If you touch it careless, please use ethanol to clean it.
Please use 100% Ethenol.DO NOT use medical alcohol, which may damage the printer
head.
Regularly clean the print head and supply sensors once change a new ribbon to keep
printer performance and extend printer life.
The maximum printing ratio per dot line is 15% for this printer. To print the full web black
line, the maximum black line height is limited to 40 dots, which is 5mm for 203 DPI
resolution printer and 3.3mm for 300 DPI resolution printer.