2
NOTICE
Please read this manual carefully before using the printer!
Notice of Safety
Be sure to use the specified battery and power supply provided by our company.
Otherwise it may cause fire, explosion or damage printer, meanwhile, the battery also
may be damaged.
If the printer would not be used for a long time, be sure to take off the battery, otherwise
the battery may leak liquid which is corrosive liquid, if improper operation causes battery
leak liquid, and it paste in the skin or clothes, please rinse it by clean water, if paste in the
eyes, please rinse them thoroughly by clean water and see a doctor. Please do not open
the paper case cover when it is printing or just when printing is finished, do not touch the
printer head with hand or body, overheat may cause scald.
Notice of Using
Don’t make the printer print receipt longer than 1m. Otherwise, it might damage the
printer.
Water or other liquid should not be spilled into the printer, also the printer should not be
appeared in the rain, or else may cause printer damage.
Please do not open the paper case cover when it is printing, otherwise the printer may
work improperly.
If printer is using serial port connection to work, should not unplug the serial line,
otherwise the data will be incomplete. When printer is using Bluetooth connection to work,
the distance of communication should be within 10 meters, otherwise the printer doesn’t
print or prints rubbish codes.
Though printer can work properly in the 0
℃
~50
℃
environment, too high
（
45
℃
）
or too low
（
5
℃
）
environment temperature and too high (85
％
) or too low (20
％
) environment
humidity both effect the printing quality.
The printer paper roll with poor quality or stored for too long time also may reduce the
printing quality even damage the printer.
Under the black mark detecting mode, the printer requires that the pre-printed black mark
is accordant with the printing rule of black mark (please refer to details in Chapter 4.2),
otherwise the black mark can not be detected correctly.
Be sure to use up the power of the battery before charge up it, as it can ensure the using
life of the battery. The common working life of printer is:the times of charge/discharge
≥
300, battery performance will decrease with the charge/discharge times developed.
Notice of Storing
The printer should be placed in such an environment that the temperature is
between-20
℃
and 60
℃
, and the relative humidity is between 5% and 95%.
If the printer will be stored for a long time, please be sure to take out the battery, otherwise
