Notes for Maintenance
Prior to operation and use of the printer, read the following notes carefully:
Warning: The printing head is a heating part, do not touch it or parts neighboring it while printing
or when printing is just over.
Warning: Do not touch the printing head and the connecting parts lest the printing head be
damaged by static electricity.
2. Notes for attention
1) The steps narrated in the manual shall be followed in trouble-shooting.
2) Pull and plug of the communication cable, change of the printing head and maintenance of the printer is
prohibited with power on before the printer and the computer is turned off;
3) Take care to prevent from static electricity in processing the printing head or other electronic parts and
elements;
4) The time interval between power on and power off of the printer shall not be less than 20 seconds;
5) The printer shall not run when there's no paper in it, otherwise the rubber roller for printing and the
printing head will be damaged seriously;
6) While printing effect meets use requirements, the user is recommended set printing concentration of
lower grade so as to improve service life of the printing head.
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