It may be that the glue of the label sticks to the cutting knife. Just clean it.
Please check whether thermosensitive printing paper reels are used and check whether the reels are reversed.
1. Power on: Press the power button 2s to start printer, and it will sound 1 time.
2. Power off: Press the power button 2s to shut down printer, and it will sound 2 times.
3. Paper in: Under the power-on state, press feed button, and the paper will be taken in.
4. Print the Bluetooth information page: When the printer is on, Press the feed button for 1s, and a Bluetooth information page will be printed out.
5. Battery capacity display: Take 30% as the step to light the green light 0-30%, 30-60%, 60-100%.
6. Low power warning: When the electric quantity is lower than 10%, the third light flashes and the buzzer alarms. After 10s, it will shut down automatically.
7. Open cover/missing paper warning: The first light flashes twice, and the cycle is paused for 1s.The buzzer went off 2 times and paused for 1 second.
8. Print overheating warning: The first light blinked 3 times and paused for 1s;The buzzer will sound 3 times, and the printing will resume after the temperature decreases.
9. Clearance detection warning: The first light blinked 3 times and paused for 1s;Press the paper button to check the gap, and it will return to normal.
10. BT connection successful: When the Bluetooth connection is successful, the buzzer rings twice.
11. BT initialization failed: The three indicator lights are flashing all the time.
12. USB charging: When connected to the USB cable, charging, the display effect is 3 lights in one by one flashing display.
13. Full charging: When connected to the USB and fully charged,those 3 lights are lighting.
Please check whether there is dirt on the heat-sensitive film. If there is dirt, please wipe it clean with a cotton swab dipped in an hydrated alcohol. Please replace the heat-sensitive paper with guaranteed quality to avoid printing inaccuracy caused by paper.
The battery level is displayed in the upper right corner of the APP
Because continuous paper is used and the APP sets the label of fixed length, the paper type is set to be the same as the actual paper roll.
Because continuous paper is used and the APP sets the label of fixed length, the paper type is set to be the same as the actual paper roll.
Because continuous paper is used and the APP sets the label of fixed length, the paper type is set to be the same as the actual paper roll.
Because continuous paper is used and the APP sets the label of fixed length, the paper type is set to be the same as the actual paper roll.
Because continuous paper is used and the APP sets the label of fixed length, the paper type is set to be the same as the actual paper roll.
It may be that the user sets the gap paper with the APP, but printer installs continuous paper.Error of gap detection when printing. Set the paper type to be the same as the actual paper roll.
If the printer does not detect a paper shortage;Or there is no paper detected, has been reported missing paper error;Users need to set the test value of missing paper in the APP according to the instructions.
