3nStar RPT006 - Maintenance Attentions; 1. Safety Warnings; 2. General Precautions

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Maintenance Attentions
Please read the following attentions carefully before operating the printer:
1. Safety warning
Warning: the print head is a hot component. Do not touch the print head or the surrounding
components during and after printing.
Warning: do not touch the print head and connection plug-in to avoid damage of the print head due
to static electricity.
2. Attentions
1) In the process of troubleshooting, the steps described in the manual shall be strictly followed;
2) It is strictly prohibited to plug and unplug the communication cable, replace the print head and maintain
the printer when the printer and computer are still running;
3) In the process of handling the print head or other electronic components, pay attention to be equipped
with anti-static measures;
4) The time interval between the start-up and shutdown of the printer shall not be less than 20 seconds;
5) The printer shall not print without paper, otherwise it will seriously damage the print rubber roller and the
print head;
6) Under the condition that the printing effect meets the requirements for use, it is suggested that users set
the printing concentration at a low level as far as possible to improve the service life of the print head;