Precautions for use:

1. If the printer has fever, smoke, peculiar smell and abnormal sound, please cut off the power immediately and contact the information officer. ?

2. It is forbidden to place other items on the printer. Please unplug the printer from the power outlet when it is not used for a long time.

In case of thunder nearby, unplug the power plug from the socket. If the power supply is plugged in, the machine may be damaged. ?

4. Printing is prohibited when printing paper and ribbon box are not set. The print head and print roller will be damaged. ?

5. The temperature of the print head is very high. Don't touch it until the temperature drops. Prevent burns and injuries. ?

6. Do not touch the metal parts of the print cable connector and the print head. Do not touch the print head while it is working.