1
NOTICE
Please read this manual carefully before using the printer!
Notice of Safety
Be sure to use the power supply provided by our company. Otherwise it may
cause damage to the product.
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 any part of body
to avoid excessive temperatures leading to burns.
Notice of Using
Do not print the receipt with over 1m length. as this may damage the printer
core.
Do not immerse the printer in water, or expose it to rain, as this can cause
damage to the printer.
Do not open the paper case cover when it is printing, otherwise the printer may
work improperly.
If printer is using USB connection to work, should not unplug the USB cable, or
else some printing data may be lost. 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.
Although the printer can work steadily when the environment temperature is
between 0
℃
to 50
℃
, too high(45
℃
)or too low(5
℃
) environment temperature
and too high (above 85% relative humidity) or too low (below 20% relative
humidity) environment humidity both effect the printing quality.
The printer paper roll with poor quality or stored for too long time also may
result in poor print 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.
