Press the power button to print the self-test page
After placing the paper roll, push up the peel off paper holder, set open the paper peel, and enter the paper peel function mode
1. Printer movement is polluted due to long-term not being cleaned.Movement needs to be cleaned.
2.Printing paper coloration is not good.Please set higher blackness or use printing paper with better coloration.
Long press the paper key to automatically learn the paper type.
1. The printing paper quality is not good, please use thermal printing paper with long retention period.
2. preservation temperature of receipt is too high.Please preserve unde normal temperature(about 20℃).
The printer paper is installed backwards.Change prining paper installatian direction.
1. Choose language.
2. Set paper type (label, continuous, black label).
3. Set the printing speed.
4. Set the screensaver time.
5. Whether to enable the paper peeling mode.
6. Set according to the width type of paper used.
1. Use industrial alcohol and cotton to clean the print head and roller and wipe off dust.
2. Check the roller, whether there is any trace of knife scraping, which causes unclear 360 degree fixed position when printing, and replace the roller.
3. Check whether the needle of the print head is broken at the fixed position. Replace the print head with a new one.
1. Check whether the paper passes through the sensor.
2. Observe whether the sensor part of the label is blocked by labels, dust, etc., and clean it with alcohol.
3. Check whether the label sizes of printer drivers and software items on the computer side are consistent with the actual Settings, including the spacing.
4. Measure paper on the printer again. If the printer fails, restore the factory defaults.
5. After a long time of printer, the electrical pressure of label sensor is weak, aging and other phenomena, it is recommended to replace it.
6. If it still doesn't work, find a new firmware version and refresh the printer to see if it works.
7. The transmittance of the bottom paper on the label is abnormal.
1. Use industrial alcohol and cotton to clean the print head and roller and wipe off dust.
2. Observe the corresponding position of the roller, see whether there is a knife scraping, and depression marks, replace the new roller.
1. The printing temperature is too high. Reduce the printing temperature.
2. The left and right pressure of the printer may be too high on one side. It is suggested to adjust it to a proper position.
3. The position of the front baffle of the printing head is loose or the difference between the left and right positions is too large, which leads to this situation.
4. The printing head part of the printer may be too skewed to the front of the roller on the left and backward on the right, resulting in wrinkles.
5. If the printing head is new, the printing head may not be installed properly. Reinstall the printing head.
1. Confirm whether the printing head button on the lighter side is pressed tightly, excluding artificial.
2. Clean the light part of the printing head and roller, there may be dust and thick carbon tape accumulation, and the removal is not complete.
3. The printing side is light, and the roller is seriously worn by naked eyes. It is suggested to replace the roller.
4. The printing side is light, and the printing head is seriously worn by naked eye. It is recommended to replace the printing head.
5. Adjust the front and rear positions of the printing head on the lighter side of the printer to the highest point on the horizontal plane where the printing head and roller are located.
1. Use industrial alcohol and cotton to clean the print head and roller and wipe off dust.
2. Increase the printing temperature and slow down the printing speed to see if it is ideal.
3. Adjust the overall pressure of the printer to see if it is solved.
