SNBC BTP-M300 Service Manual page 3

Maintenance cautions
1) Follow the steps in this manual during maintenance;
2) Make sure that the printer and the computer are turned off before plugging/unplugging the
communication cable, changing print head or doing maintenance to the printer;
3) Be sure to protect it against electrostatic damage when maintaining print head and other electronic
components;
4) Time between turning on and turning off the printer should be no less than 20 seconds;
5) Do not print without paper and ribbon; otherwise you may damage the print bar and print head;
6) In order to ensure the stable work of each components and printer's lifetime, you need to conduct a
regular maintenance monthly at least. The regular maintenance includes printer status check, printer
dust cleaning and part lubrication. If the printer has a larger workload, the maintenance cycle can be
appropriately shortened.
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BTP-M300 Service Manual