User's Guide

6.3 Operating procedures, methods and precautions for downtime
Please exit the current APP, return to the main Windows interface, click the
shutdown button in the menu below, turn off the system, press the power
key, turn off the device.
Note: Please do not shut down the power key directly, or unplug the power
cord, which may cause damage to the device.
7 Fault analysis and troubleshooting.
In case of abnormal situation, try to restart the equipment, if the equipment
still exists abnormal, please call the after-sales service hotline first.
400-055-6811
Please troubleshoot under the guidance of the after-sales personnel
7.1 Printer
Installation of paper rolls
1) Pull the paper door latch and open the printer paper door
2) It should be noted that the paper head of the printed roll is cut with
scissors when loading the paper, as shown in the following image:
3) Put the paper roll in the direction shown, and place the roll horizontally or
vertically to the printer module into the inlet (e.g.
The black label function is effective, the black label paper requires the
black label on the back of the thermal layer: