2
◆
When using the USB interface to print, the USB cable cannot be unplugged during
the printing process, otherwise the print data may be incomplete. When using
Bluetooth to print, the distance cannot exceed 10 meters during the printing process,
otherwise it may cause garbled printing or failure to print.
◆
Although the printer can work stably from 0°C to 50°C, too high ambient
temperature (45°C) or too low ambient temperature (5°C) will cause the print quality
to decrease.
◆
Excessive environmental humidity (above 85% relative humidity) or low
environmental humidity (below 20% relative humidity) will cause the print quality to
decrease.
◆
Using low-quality printing paper or printing paper that has been stored for a long
time may reduce the printing quality and even damage the printer.
◆
When the printer works in the black mark detection mode (when printing
pre-printed receipts with black marks), the black mark pre-printed on the printing
paper is required to comply with the black mark printing specifications (see 4.2 black
mark detection instructions for details), otherwise it may cause The printer cannot
accurately detect the black mark.
Precautions for storage
◆
The printer should be stored in an environment with a temperature of -20°C to
60°C and a relative humidity of 10% to 90%.
Brief introduction
The SP-R301 printer is a new type of thermal line printer with fast printing speed, low
noise, good reliability, high printing quality, no need for ribbon, and eliminates the
trouble of daily maintenance.
The SP-R301 printer is small in size, easy to operate, and has a wide range of
applications. It is especially suitable for commercial cash registers, PC-POS, bank
POS, and various commercial fields that require document printing.
